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Dr. Gregory Abrahamian, MD

Accepting New Patients

(8 Ratings)

Specializes in: General Surgery and Transplant Surgery

University of Texas Health Science Center at San Antonio, School of Medicine

Professional interests include: kidney failure, polycystic kidney disease, liver transplant, and more.

4502 Medical Drive Transplant Clinic, Rio Tower, Level 2
San Antonio, TX 78229

(210) 743-4306

Dr. Gregory Abrahamian, MD is a general surgeon in San Antonio, TX specializing in general surgery and transplant surgery. He graduated from University of Texas Health Science Center at San Antonio, School of Medicine. Dr. Gregory Abrahamian, MD is affiliated with UT Health San Antonio and University Health.

Office Locations

University Health

4502 Medical Drive Transplant Clinic, Rio Tower, Level 2
San Antonio, TX 78229

(210) 743-4306

open_in_new

7979 Wurzbach Road Suite 219
San Antonio, TX 78229

(210) 743-4306

(210) 702-4233

open_in_new

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Gregory Abrahamian, MD treated as a general surgeon in San Antonio, TX during 2012 were urologic procedures, transplant procedures, abdominal surgery and open surgery.

Volume of procedures performed by Dr. Gregory Abrahamian, MD for Medicare patients.

abdominal surgery	26
doctor visit	15
open surgery	18
stent placement (stenting)	18
transplant procedures	26
urologic procedures	44

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gregory Abrahamian, MD treated as a general surgeon in San Antonio, TX during 2013 were urologic procedures, transplant procedures, abdominal surgery and open surgery.

Volume of procedures performed by Dr. Gregory Abrahamian, MD for Medicare patients.

abdominal surgery	35
doctor visit	19
open surgery	34
stent placement (stenting)	34
transplant procedures	35
urologic procedures	69

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Abrahamian, MD.

**Gender**
Male	50
Female	34

**Ethnicity**
Non-Hispanic White	24
Black	0
Hispanic	47
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	12
From 75 to 84	0
85 and over	0
Less than 65	72

Conditions of Medicare patients treated by Dr. Gregory Abrahamian, MD in 2013

Hypertension	75
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	35
Depression	20
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	25
Chronic Obstructive Pulmonary Disease	0
Diabetes	56
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gregory Abrahamian, MD treated as a general surgeon in San Antonio, TX during 2014 were urologic procedures, transplant procedures, abdominal surgery and open surgery.

Volume of procedures performed by Dr. Gregory Abrahamian, MD for Medicare patients.

abdominal surgery	28
doctor visit	25
open surgery	20
stent placement (stenting)	20
transplant procedures	28
urologic procedures	48

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Abrahamian, MD.

**Gender**
Male	44
Female	40

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	55
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	63

Conditions of Medicare patients treated by Dr. Gregory Abrahamian, MD in 2014

Hypertension	75
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	48
Depression	24
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	32
Chronic Obstructive Pulmonary Disease	0
Diabetes	67
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gregory Abrahamian, MD treated as a general surgeon in San Antonio, TX during 2015 were transplant procedures, abdominal surgery and urologic procedures.

Volume of procedures performed by Dr. Gregory Abrahamian, MD for Medicare patients.

abdominal surgery	29
doctor visit	11
transplant procedures	29
urologic procedures	29

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Abrahamian, MD.

**Gender**
Male	78
Female	90

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	102
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	126

Conditions of Medicare patients treated by Dr. Gregory Abrahamian, MD in 2015

Hypertension	75
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	43
Depression	38
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	33
Chronic Obstructive Pulmonary Disease	0
Diabetes	58
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gregory Abrahamian, MD treated as a general surgeon in San Antonio, TX during 2016 were transplant procedures, abdominal surgery and urologic procedures.

Volume of procedures performed by Dr. Gregory Abrahamian, MD for Medicare patients.

abdominal surgery	23
doctor visit	93
transplant procedures	23
urologic procedures	23

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Abrahamian, MD.

**Gender**
Male	73
Female	52

**Ethnicity**
Non-Hispanic White	40
Black	0
Hispanic	74
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	79

Conditions of Medicare patients treated by Dr. Gregory Abrahamian, MD in 2016

Hypertension	75
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	50
Depression	22
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	24
Chronic Obstructive Pulmonary Disease	0
Diabetes	57
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gregory Abrahamian, MD treated as a general surgeon in San Antonio, TX during 2017 were transplant procedures, abdominal surgery and urologic procedures.

Volume of procedures performed by Dr. Gregory Abrahamian, MD for Medicare patients.

abdominal surgery	15
transplant procedures	15
urologic procedures	15

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Abrahamian, MD.

**Gender**
Male	23
Female	19

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	27
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	30

Conditions of Medicare patients treated by Dr. Gregory Abrahamian, MD in 2017

Hypertension	75
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	29
Depression	33
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	52
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gregory Abrahamian, MD treated as a general surgeon in San Antonio, TX during 2018 were transplant procedures, abdominal surgery and urologic procedures.

Volume of procedures performed by Dr. Gregory Abrahamian, MD for Medicare patients.

abdominal surgery	21
transplant procedures	21
urologic procedures	21

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Abrahamian, MD.

**Gender**
Male	43
Female	18

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	33
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	43

Conditions of Medicare patients treated by Dr. Gregory Abrahamian, MD in 2018

Hypertension	75
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	46
Depression	28
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	23
Chronic Obstructive Pulmonary Disease	0
Diabetes	49
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gregory Abrahamian, MD treated as a general surgeon in San Antonio, TX during 2019 were transplant procedures, abdominal surgery and urologic procedures.

Volume of procedures performed by Dr. Gregory Abrahamian, MD for Medicare patients.

abdominal surgery	34
transplant procedures	34
urologic procedures	34

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Abrahamian, MD.

**Gender**
Male	38
Female	15

**Ethnicity**
Non-Hispanic White	15
Black	0
Hispanic	26
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	14
From 75 to 84	0
85 and over	0
Less than 65	39

Conditions of Medicare patients treated by Dr. Gregory Abrahamian, MD in 2019

Hypertension	75
High Cholesterol	74
Stroke	0
Ischemic Heart Disease	38
Depression	26
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	36
Chronic Obstructive Pulmonary Disease	0
Diabetes	75
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gregory Abrahamian, MD treated as a general surgeon in San Antonio, TX during 2020 were transplant procedures, abdominal surgery and urologic procedures.

Volume of procedures performed by Dr. Gregory Abrahamian, MD for Medicare patients.

abdominal surgery	17
transplant procedures	17
urologic procedures	17

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Abrahamian, MD.

**Gender**
Male	24
Female	21

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	22
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	30

Conditions of Medicare patients treated by Dr. Gregory Abrahamian, MD in 2020

Hypertension	75
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	44
Depression	27
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	38
Chronic Obstructive Pulmonary Disease	0
Diabetes	60
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Gregory Abrahamian, MD treated as a general surgeon in San Antonio, TX during 2021 were transplant procedures, abdominal surgery and urologic procedures.

Volume of procedures performed by Dr. Gregory Abrahamian, MD for Medicare patients.

abdominal surgery	23
transplant procedures	23
urologic procedures	23

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Abrahamian, MD.

**Gender**
Male	21
Female	17

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	23
Asian	0
Other	0
Native American	0

Conditions of Medicare patients treated by Dr. Gregory Abrahamian, MD in 2021

Hypertension	75
High Cholesterol	68
Stroke	0
Ischemic Heart Disease	34
Depression	0
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	63
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Gregory Abrahamian, MD treated as a general surgeon in San Antonio, TX during 2022 were transplant procedures, abdominal surgery and urologic procedures.

Volume of procedures performed by Dr. Gregory Abrahamian, MD for Medicare patients.

abdominal surgery	20
transplant procedures	20
urologic procedures	20

Conditions of Medicare patients treated by Dr. Gregory Abrahamian, MD in 2022

Hypertension	75
High Cholesterol	66
Stroke	0
Ischemic Heart Disease	44
Depression	0
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	72
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Gregory Abrahamian, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gregory Abrahamian, MD treated as a general surgeon in San Antonio, TX were urologic procedures, transplant procedures, open surgery and abdominal surgery.

abdominal surgery	24
doctor visit	32
open surgery	24
stent placement (stenting)	24
transplant procedures	24
urologic procedures	31

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Gregory Abrahamian, MD.

**Gender**
Male	35
Female	27

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	7
Native American / Alaskan Native	0
Hispanic	37
Other	0

**Age**
75 to 84	0
85 and over	0
Less than 65	43
65 to 74	2

Average of Total of Conditions of Medicare patients treated by Dr. Gregory Abrahamian, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Gregory Abrahamian, MD treated were chronic kidney disease, hypertension, diabetes and high cholesterol.

Hypertension	68
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	37
Depression	19
Chronic Kidney Disease	68
Asthma	1
Osteoporosis	0
Heart Failure	19
Chronic Obstructive Pulmonary Disease	0
Diabetes	55
Atrial Fibrillation	0
Dementia	0
Cancer	0

Education & Training

Dr. Gregory Abrahamian, MD graduated from University of Texas Health Science Center at San Antonio, School of Medicine. He completed residency at Wilford Hall Medical Center. He is certified by the American Board of Surgery and has a state license in Texas.

Medical School: University of Texas Health Science Center at San Antonio, School of Medicine

Residency: Wilford Hall Medical Center (1997)

Board Certification: American Board of Surgery

Licensed In: Texas

Affiliations & Hospitals

Dr. Gregory Abrahamian, MD is associated with these hospitals and organizations:

UT Health San Antonio

University Health

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. Gregory Abrahamian, MD appears to accept the following insurance providers: MultiPlan, Prime Health, United Healthcare HMO, United Healthcare EPO, Blue Choice, Galaxy Health Network, Coventry, Blue California, Trustmark , WellCare Medicare Advantage, BlueCross BlueShield of Texas, AARP, Medicare Advantage, TriWest, HealthSpring, United Healthcare, Three Rivers, Medicaid, Humana, Cigna, Molina Healthcare, First Health, WellPoint, Employers Health Network, HealthSmart, Superior Health Plan, Independent Medical Systems - Commercial (PPO), Administrative Concepts - Third Party Administrator, Kempton Group Administrators - Third Party Administrator, CHAMPVA - Governmental, Zelis - Third Party Administrator, Century Healthcare - Third Party Administrator, El Paso Health - CHIP, Key Benefits Administrators - Third Party Administrator, OptumHealth - Transplant Network, 6 Degrees - Transplant, Oscar - Commercial Exchange, Imperial Health - Commercial (Exchange), Provider Network of America - Commercial (All Products), Entrust - Third Party Administrator, SANA Benefits - Commercial (All Products), HMA LLC - Third Party Administrator, Aetna Health - Commercial (HMO, Managed Choice POS, Meritain, Open Choice PPO), Allied Benefit Systems - Third Party Administrator, Velocity National Provider Network - Commercial (Multiple Payers), Universal Benefits Consortium (Allegiance) - Direct Contract with TPA/Broker for select ISDs, Private Healthcare Systems - Commercial (All Products), Aetna Health - Commercial (QPOS, SAISD, Select), Injury Management Organization - Workers Compensation, Benefit Administrative Systems - Third Party Administrator, Tokio Marine - Transplant Network, Group and Pension Administrators - Third Party Administrator, EBSO Benefits - Third Party Administrator, Aetna Health - Commercial (Choice POS II, Elect Choice EPO, Exchange (Silver/Gold HMO)), Allegiance - Universal Benefits Consortium, Interlink - Transplant Network, Independent Medical Systems - Workers Compensation, Lucent Health - Third Party Administrator, Imagine 360 - Third Party Administrator, Curative - Commercial (All Products), Aetna Health - Transplant ONLY, Insurance Accepted, Veterans Administration - Governmental, Velocity National Provider Network - Commercial (PPO), Ancira Enterprises - Direct Employer, WebTPA - Third Party Administrator, International Benefits Administrators - Third Party Administrator, Gilsbar - Third Party Administrator, University of Incarnate Word - Direct Contact with Employer, Scott & White Health Plan - Commercial (Exchange, HMO, PPO), LifeTrac - Transplant Network, 90 Degree Benefits - Third Party Administrator, Point Comfort Underwriters - Refugee Medical Assistance (Adults, Children) and Aetna Better Health - CHIP/CHIP Perinate Newborn.

Insurance Accepted by Provider includes:

According to our sources, Dr. Gregory Abrahamian, MD accepts the following insurance providers:

MultiPlan

Prime Health

United Healthcare HMO

United Healthcare EPO

Blue Choice

Galaxy Health Network

Coventry

Blue California

Trustmark

WellCare Medicare Advantage

BlueCross BlueShield of Texas

AARP

Medicare Advantage

TriWest

HealthSpring

United Healthcare

Three Rivers

Medicaid

Humana

Cigna

Molina Healthcare

First Health

WellPoint

Employers Health Network

HealthSmart

Superior Health Plan

Independent Medical Systems - Commercial (PPO)

Administrative Concepts - Third Party Administrator

Kempton Group Administrators - Third Party Administrator

CHAMPVA - Governmental

Zelis - Third Party Administrator

Century Healthcare - Third Party Administrator

El Paso Health - CHIP

Key Benefits Administrators - Third Party Administrator

OptumHealth - Transplant Network

6 Degrees - Transplant

Oscar - Commercial Exchange

Imperial Health - Commercial (Exchange)

Provider Network of America - Commercial (All Products)

Entrust - Third Party Administrator

SANA Benefits - Commercial (All Products)

HMA LLC - Third Party Administrator

Aetna Health - Commercial (HMO, Managed Choice POS, Meritain, Open Choice PPO)

Allied Benefit Systems - Third Party Administrator

Velocity National Provider Network - Commercial (Multiple Payers)

Universal Benefits Consortium (Allegiance) - Direct Contract with TPA/Broker for select ISDs

Private Healthcare Systems - Commercial (All Products)

Aetna Health - Commercial (QPOS, SAISD, Select)

Injury Management Organization - Workers Compensation

Benefit Administrative Systems - Third Party Administrator

Tokio Marine - Transplant Network

Group and Pension Administrators - Third Party Administrator

EBSO Benefits - Third Party Administrator

Aetna Health - Commercial (Choice POS II, Elect Choice EPO, Exchange (Silver/Gold HMO))

Allegiance - Universal Benefits Consortium

Interlink - Transplant Network

Independent Medical Systems - Workers Compensation

Lucent Health - Third Party Administrator

Imagine 360 - Third Party Administrator

Curative - Commercial (All Products)

Aetna Health - Transplant ONLY

Insurance Accepted

Veterans Administration - Governmental

Velocity National Provider Network - Commercial (PPO)

Ancira Enterprises - Direct Employer

WebTPA - Third Party Administrator

International Benefits Administrators - Third Party Administrator

Gilsbar - Third Party Administrator

University of Incarnate Word - Direct Contact with Employer

Scott & White Health Plan - Commercial (Exchange, HMO, PPO)

LifeTrac - Transplant Network

90 Degree Benefits - Third Party Administrator

Point Comfort Underwriters - Refugee Medical Assistance (Adults, Children)

Aetna Better Health - CHIP/CHIP Perinate Newborn

Ratings & Reviews

Dr. Gregory Abrahamian, MD has an exceptional overall rating with an average of 4.75 out of 5 stars based on 8 ratings. We collect ratings and reviews of Dr. Gregory Abrahamian, MD from all over the web to help you find the right in San Antonio, TX.

4.75

Overall Rating

(8 Ratings)

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General Payments

These charts describe general payments received by Dr. Gregory Abrahamian, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Baxter Healthcare	$64 PREVELEAK $36	TACHOSIL $28
Ethicon US, LLC	$34 ECHELON FLEX Stapler $34
Biocompatibles, Inc.	$20 THERASPHERE - BIO $20
Astellas Pharma US Inc	$16 Astagraf $16

**Types of Payments**
Food and Beverage	$134

Biography

Dr. Gregory Abrahamian's medical specialty is general surgery and transplant surgery. These areas are among Dr. Abrahamian's clinical interests: portal hypertension, polycystic kidney disease, and liver tumor. Dr. Abrahamian's patients gave Dr. Abrahamian an average rating of 4.5 stars (out of 5). Trustmark, Blue California, and Coventry are among the insurance carriers that Dr. Abrahamian honors. Dr. Abrahamian attended the University of Texas Health Science Center at San Antonio, School of Medicine and subsequently trained at Wilford Hall Medical Center for residency. Dr. Abrahamian has received professional recognition including the following: Texas Super Doctors and Joan Wish Endowed Professorship in Transplant Surgery. Dr. Abrahamian speaks Spanish. Dr. Abrahamian is affiliated with UT Health San Antonio and the University Health. According to UT Health San Antonio, new patients are welcome to contact Dr. Abrahamian's office in San Antonio, TX.