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Home > CA Providers > Internists & Internal Medicine Doctors

Dr. Humayun Abbas, MD

Accepting New Patients

(132 Ratings)

Specializes in: Internal Medicine (Adult Medicine)

Dow Medical College

1541 Florida Avenue Suite 200
Modesto, CA 95350

(209) 577-3388

Dr. Humayun Abbas, MD is an internist in Manteca, CA specializing in internal medicine (adult medicine). He graduated from Dow Medical College. Dr. Humayun Abbas, MD is affiliated with Central Valley Medical Group, Hill Physicians, HealthyU Clinics, SHANE SPEIRS MD PC and FIRST CHOICE PHYSICIAN PARTNERS.

Office Locations

1262 East North Street Suite 100
Manteca, CA 95336

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Central Valley Medical Group

1444 Florida Avenue Suite 100
Modesto, CA 95350

(209) 524-1668

(209) 548-9448

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1541 Florida Avenue Suite 200
Modesto, CA 95350

(209) 577-3388

(209) 523-0764

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3125 Conant Avenue
Modesto, CA 95350

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Noteworthy Medicare Patient Procedures Performed by Dr. Humayun Abbas, MD in 2023

Click on any procedure below to see further details on volume and pricing among Medicare patients.

Top 25%

By Volume:

major joint aspiration

major joint injection

By Affordability:

urinalysis

In 2013, among providers in related specialties within California, Dr. Humayun Abbas, MD performed more major joint aspiration, and major joint injection procedures for Medicare patients than 75% of them and he also had a list price for urinalysis that was lower than the list prices billed to Medicare by 75% of them. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Humayun Abbas, MD treated as an internist in Manteca, CA during 2013 were lab tests, injections, preventive care and vaccines.

Volume of procedures performed by Dr. Humayun Abbas, MD for Medicare patients.

aspiration	156
breathing treatment	47
cardiac procedures	91
diabetes management	61
doctor visit	1693
hormone therapy	118
injections	274
lab tests	317
preventive care	220
pulmonary testing	69
removal of lesion (e.g. growth)	115
skin procedures	115
vaccines	220

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Humayun Abbas, MD.

**Gender**
Male	226
Female	251

**Ethnicity**
Non-Hispanic White	407
Black	0
Hispanic	40
Asian	11
Other	0
Native American	0

**Age**
From 65 to 74	215
From 75 to 84	151
85 and over	70
Less than 65	41

Conditions of Medicare patients treated by Dr. Humayun Abbas, MD in 2013

The most common conditions of Medicare patients that Dr. Humayun Abbas, MD treated during 2013 were hypertension, diabetes, high cholesterol and chronic kidney disease.

Hypertension	75
High Cholesterol	51
Stroke	6
Ischemic Heart Disease	36
Depression	32
Chronic Kidney Disease	41
Asthma	9
Osteoperosis	5
Atrial Fibrilation	18
Heart Failure	20
Chronic Obstructive Pulmonary Disease	21
Diabetes	65
Dementia	14
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Humayun Abbas, MD treated as an internist in Manteca, CA during 2014 were breathing treatment, pulmonary testing, preventive care and vaccines.

Volume of procedures performed by Dr. Humayun Abbas, MD for Medicare patients.

aspiration	128
breathing treatment	297
diabetes management	27
doctor visit	1454
hormone therapy	73
injections	201
lab tests	196
musculoskeletal imaging	42
preventive care	217
pulmonary testing	281
removal of lesion (e.g. growth)	54
skin procedures	54
vaccines	217
vertebral fracture assessment (VFA)	24
X-rays	42

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Humayun Abbas, MD.

**Gender**
Male	209
Female	206

**Ethnicity**
Non-Hispanic White	341
Black	12
Hispanic	43
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	177
From 75 to 84	126
85 and over	63
Less than 65	49

Conditions of Medicare patients treated by Dr. Humayun Abbas, MD in 2014

The most common conditions of Medicare patients that Dr. Humayun Abbas, MD treated during 2014 were hypertension, diabetes, chronic kidney disease and high cholesterol.

Hypertension	74
High Cholesterol	45
Stroke	5
Ischemic Heart Disease	31
Depression	21
Chronic Kidney Disease	46
Asthma	7
Osteoperosis	5
Atrial Fibrilation	15
Heart Failure	18
Chronic Obstructive Pulmonary Disease	22
Diabetes	66
Dementia	14
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Humayun Abbas, MD treated as an internist in Manteca, CA during 2015 were injections, hormone therapy, lab tests and preventive care.

Volume of procedures performed by Dr. Humayun Abbas, MD for Medicare patients.

aspiration	145
breathing treatment	87
diabetes management	33
doctor visit	1292
hormone therapy	11000
injections	11145
lab tests	212
musculoskeletal imaging	23
preventive care	202
pulmonary testing	49
removal of lesion (e.g. growth)	78
skin procedures	78
vaccines	202
X-rays	23

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Humayun Abbas, MD.

**Gender**
Male	400
Female	358

**Ethnicity**
Non-Hispanic White	626
Black	0
Hispanic	78
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	334
From 75 to 84	224
85 and over	114
Less than 65	86

Conditions of Medicare patients treated by Dr. Humayun Abbas, MD in 2015

The most common conditions of Medicare patients that Dr. Humayun Abbas, MD treated during 2015 were hypertension, diabetes, chronic kidney disease and high cholesterol.

Hypertension	75
High Cholesterol	53
Stroke	4
Ischemic Heart Disease	28
Depression	38
Chronic Kidney Disease	53
Asthma	8
Osteoperosis	5
Atrial Fibrilation	15
Heart Failure	18
Chronic Obstructive Pulmonary Disease	16
Diabetes	72
Dementia	20
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Humayun Abbas, MD treated as an internist in Manteca, CA during 2016 were injections, hormone therapy, preventive care and lab tests.

Volume of procedures performed by Dr. Humayun Abbas, MD for Medicare patients.

aspiration	137
breathing treatment	116
diabetes management	20
doctor visit	1397
ear procedures	16
hormone therapy	15610
injections	15747
lab tests	181
musculoskeletal imaging	15
preventive care	181
pulmonary testing	53
removal of lesion (e.g. growth)	40
skin procedures	40
vaccines	181
X-rays	15

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Humayun Abbas, MD.

**Gender**
Male	226
Female	254

**Ethnicity**
Non-Hispanic White	382
Black	22
Hispanic	53
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	207
From 75 to 84	131
85 and over	70
Less than 65	72

Conditions of Medicare patients treated by Dr. Humayun Abbas, MD in 2016

The most common conditions of Medicare patients that Dr. Humayun Abbas, MD treated during 2016 were hypertension, diabetes, chronic kidney disease and depression.

Hypertension	75
High Cholesterol	40
Stroke	3
Ischemic Heart Disease	28
Depression	44
Chronic Kidney Disease	57
Asthma	23
Osteoperosis	5
Atrial Fibrilation	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	19
Diabetes	62
Dementia	20
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Humayun Abbas, MD treated as an internist in Manteca, CA during 2017 were injections, hormone therapy, aspiration and breathing treatment.

Volume of procedures performed by Dr. Humayun Abbas, MD for Medicare patients.

aspiration	119
breathing treatment	117
doctor visit	1404
hormone therapy	16703
injections	16822
lab tests	112
pulmonary testing	111
removal of lesion (e.g. growth)	36
skin procedures	36

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Humayun Abbas, MD.

**Gender**
Male	219
Female	221

**Ethnicity**
Non-Hispanic White	344
Black	19
Hispanic	50
Asian	13
Other	0
Native American	0

**Age**
From 65 to 74	191
From 75 to 84	117
85 and over	60
Less than 65	72

Conditions of Medicare patients treated by Dr. Humayun Abbas, MD in 2017

The most common conditions of Medicare patients that Dr. Humayun Abbas, MD treated during 2017 were hypertension, diabetes, chronic kidney disease and high cholesterol.

Hypertension	75
High Cholesterol	50
Stroke	7
Ischemic Heart Disease	29
Depression	47
Chronic Kidney Disease	60
Asthma	6
Osteoperosis	4
Atrial Fibrilation	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	26
Diabetes	66
Dementia	22
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Humayun Abbas, MD treated as an internist in Manteca, CA during 2018 were injections, hormone therapy, aspiration and lab tests.

Volume of procedures performed by Dr. Humayun Abbas, MD for Medicare patients.

aspiration	138
breathing treatment	89
diabetes management	38
doctor visit	1617
hormone therapy	14005
injections	14143
lab tests	133
preventive care	61
pulmonary testing	106
removal of lesion (e.g. growth)	33
skin procedures	33
vaccines	49

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Humayun Abbas, MD.

**Gender**
Male	228
Female	240

**Ethnicity**
Non-Hispanic White	371
Black	16
Hispanic	53
Asian	14
Other	0
Native American	0

**Age**
From 65 to 74	219
From 75 to 84	117
85 and over	66
Less than 65	66

Conditions of Medicare patients treated by Dr. Humayun Abbas, MD in 2018

The most common conditions of Medicare patients that Dr. Humayun Abbas, MD treated during 2018 were hypertension, diabetes, high cholesterol and chronic kidney disease.

Hypertension	75
High Cholesterol	57
Stroke	4
Ischemic Heart Disease	30
Depression	49
Chronic Kidney Disease	53
Asthma	9
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	21
Chronic Obstructive Pulmonary Disease	28
Diabetes	62
Dementia	20
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Humayun Abbas, MD treated as an internist in Manteca, CA during 2019 were injections, hormone therapy, aspiration and lab tests.

Volume of procedures performed by Dr. Humayun Abbas, MD for Medicare patients.

aspiration	115
breathing treatment	50
diabetes management	22
doctor visit	1636
hormone therapy	10203
injections	10318
lab tests	105
preventive care	52
pulmonary testing	75
removal of lesion (e.g. growth)	28
skin procedures	28
vaccines	35

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Humayun Abbas, MD.

**Gender**
Male	264
Female	290

**Ethnicity**
Non-Hispanic White	443
Black	0
Hispanic	58
Asian	19
Other	18
Native American	0

**Age**
From 65 to 74	250
From 75 to 84	146
85 and over	81
Less than 65	77

Conditions of Medicare patients treated by Dr. Humayun Abbas, MD in 2019

The most common conditions of Medicare patients that Dr. Humayun Abbas, MD treated during 2019 were hypertension, high cholesterol, diabetes and depression.

Hypertension	75
High Cholesterol	66
Stroke	9
Ischemic Heart Disease	31
Depression	55
Chronic Kidney Disease	51
Asthma	11
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	22
Chronic Obstructive Pulmonary Disease	27
Diabetes	64
Dementia	15
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Humayun Abbas, MD treated as an internist in Manteca, CA during 2020 were lab tests, preventive care, aspiration and injections.

Volume of procedures performed by Dr. Humayun Abbas, MD for Medicare patients.

aspiration	45
diabetes management	37
doctor visit	1809
injections	45
lab tests	89
preventive care	70
pulmonary testing	23
removal of lesion (e.g. growth)	11
skin procedures	11
vaccines	33

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Humayun Abbas, MD.

**Gender**
Male	253
Female	236

**Ethnicity**
Non-Hispanic White	381
Black	0
Hispanic	62
Asian	17
Other	18
Native American	0

**Age**
From 65 to 74	247
From 75 to 84	125
85 and over	64
Less than 65	53

Conditions of Medicare patients treated by Dr. Humayun Abbas, MD in 2020

The most common conditions of Medicare patients that Dr. Humayun Abbas, MD treated during 2020 were hypertension, diabetes, high cholesterol and depression.

Hypertension	75
High Cholesterol	65
Stroke	9
Ischemic Heart Disease	28
Depression	54
Chronic Kidney Disease	53
Asthma	15
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	20
Chronic Obstructive Pulmonary Disease	24
Diabetes	65
Dementia	18
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Humayun Abbas, MD treated as an internist in Manteca, CA during 2021 were lab tests, preventive care, diabetes management and aspiration.

Volume of procedures performed by Dr. Humayun Abbas, MD for Medicare patients.

aspiration	42
diabetes management	71
doctor visit	1357
injections	42
lab tests	96
preventive care	87
removal of lesion (e.g. growth)	20
skin procedures	20

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Humayun Abbas, MD.

**Gender**
Male	238
Female	221

**Ethnicity**
Non-Hispanic White	349
Black	0
Hispanic	61
Asian	22
Other	16
Native American	0

**Age**
From 65 to 74	243
From 75 to 84	113
85 and over	47
Less than 65	56

Conditions of Medicare patients treated by Dr. Humayun Abbas, MD in 2021

The most common conditions of Medicare patients that Dr. Humayun Abbas, MD treated during 2021 were hypertension, high cholesterol, diabetes and depression.

Hypertension	75
High Cholesterol	62
Stroke	7
Ischemic Heart Disease	28
Depression	53
Chronic Kidney Disease	51
Asthma	15
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	19
Diabetes	56
Dementia	14
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Humayun Abbas, MD treated as an internist in Manteca, CA during 2022 were aspiration, injections, lab tests and preventive care.

Volume of procedures performed by Dr. Humayun Abbas, MD for Medicare patients.

aspiration	96
diabetes management	37
doctor visit	1260
injections	96
lab tests	58
preventive care	51
removal of lesion (e.g. growth)	26
skin procedures	26

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Humayun Abbas, MD.

**Gender**
Male	236
Female	217

**Ethnicity**
Non-Hispanic White	342
Black	0
Hispanic	63
Asian	20
Other	0
Native American	0

**Age**
From 65 to 74	229
From 75 to 84	123
85 and over	50
Less than 65	51

Conditions of Medicare patients treated by Dr. Humayun Abbas, MD in 2022

The most common conditions of Medicare patients that Dr. Humayun Abbas, MD treated during 2022 were hypertension, high cholesterol, depression and diabetes.

Hypertension	75
High Cholesterol	74
Stroke	9
Ischemic Heart Disease	22
Depression	45
Chronic Kidney Disease	36
Asthma	17
Osteoperosis	12
Atrial Fibrilation	18
Heart Failure	16
Chronic Obstructive Pulmonary Disease	21
Diabetes	43
Dementia	11
Cancer	15

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Humayun Abbas, MD treated as an internist in Manteca, CA during 2023 were aspiration, injections, lab tests and preventive care.

Volume of procedures performed by Dr. Humayun Abbas, MD for Medicare patients.

aspiration	83
diabetes management	33
doctor visit	1395
injections	83
lab tests	55
preventive care	48

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Humayun Abbas, MD.

**Gender**
Male	234
Female	227

**Ethnicity**
Non-Hispanic White	354
Black	11
Hispanic	64
Asian	19
Other	13
Native American	0

**Age**
From 65 to 74	213
From 75 to 84	145
85 and over	49
Less than 65	54

Conditions of Medicare patients treated by Dr. Humayun Abbas, MD in 2023

The most common conditions of Medicare patients that Dr. Humayun Abbas, MD treated during 2023 were high cholesterol, hypertension, depression and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	23
Depression	47
Chronic Kidney Disease	34
Asthma	20
Osteoperosis	11
Atrial Fibrilation	18
Heart Failure	15
Chronic Obstructive Pulmonary Disease	22
Diabetes	41
Dementia	9
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Humayun Abbas, MD for Medicare patients.

The highest averages for the top procedures that Dr. Humayun Abbas, MD treated as an internist in Manteca, CA were hormone therapy, injections, lab tests and vaccines.

aspiration	109
cardiac procedures	91
diabetes management	37
doctor visit	1483
ear procedures	16
hormone therapy	9673
injections	6265
lab tests	141
musculoskeletal imaging	26
preventive care	118
pulmonary testing	95
removal of lesion (e.g. growth)	44
skin procedures	44
vaccines	133
vertebral fracture assessment (VFA)	24
X-rays	26

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Humayun Abbas, MD.

**Gender**
Male	248
Female	247

**Ethnicity**
Black / African American	7
Asian / Pacific Islander	12
Non-Hispanic White	394
Native American / Alaskan Native	0
Hispanic	56
Other	5

**Age**
75 to 84	138
85 and over	66
Less than 65	61
65 to 74	229

Average of Total of Conditions of Medicare patients treated by Dr. Humayun Abbas, MD From 2013 - 2023

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

Hypertension	74
High Cholesterol	58
Stroke	6
Ischemic Heart Disease	28
Depression	44
Chronic Kidney Disease	48
Asthma	12
Osteoporosis	7
Heart Failure	18
Chronic Obstructive Pulmonary Disease	22
Diabetes	60
Atrial Fibrillation	14
Cancer	12
Dementia	16

Education & Training

Dr. Humayun Abbas, MD graduated from Dow Medical College. He completed residency at University of Oklahoma Health Sciences Center. He is certified by the American Board of Internal Medicine and has a state license in California.

Medical School: Dow Medical College

Residency: University of Oklahoma Health Sciences Center

Board Certification: American Board of Internal Medicine (2026)

Licensed In: California

Affiliations & Hospitals

Dr. Humayun Abbas, MD is associated with these hospitals and organizations:

Central Valley Medical Group

Hill Physicians

HealthyU Clinics

SHANE SPEIRS MD PC

FIRST CHOICE PHYSICIAN PARTNERS

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. Humayun Abbas, MD appears to accept the following insurance providers: Cigna, Aetna, Blue Shield of California, Anthem, UnitedHealthcare, Health Net, Humana, Hill Physicians Care Solutions and Central Health Plan.

Insurance Accepted by Provider includes:

According to our sources, Dr. Humayun Abbas, MD accepts the following insurance providers:

Cigna

Aetna

Blue Shield of California

Anthem

UnitedHealthcare

Health Net

Humana

Hill Physicians Care Solutions

Central Health Plan

Ratings & Reviews

Dr. Humayun Abbas, MD has an exceptional overall rating with an average of 4.88 out of 5 stars based on 132 ratings. We collect ratings and reviews of Dr. Humayun Abbas, MD from all over the web to help you find the right in Manteca, CA.

4.88

Overall Rating

(132 Ratings)

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General Payments

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

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$523 BYDUREON PEN $107	BYDUREON WEEKLY $102	FARXIGA $102	MOVANTIK $56	SYMBICORT $50	Other $107
Janssen Pharmaceuticals, Inc	$483 XARELTO $265	INVOKANA $147	meters $61	$11
Pfizer Inc.	$304 XELJANZ $70	VIAGRA $57	CHANTIX $48	ELIQUIS $44	LYRICA $25	Other $59
FOREST PHARMACEUTICALS, INC.	$249 VIIBRYD $90	LINZESS $49	DALIRESP $38	TUDORZA $23	NAMENDA XR $20	Other $29
Teva Pharmaceuticals USA, Inc.	$185 QVAR $109	PROAIR $76
Other	$1,801 BRISDELLE $132	Prolia $121	Vesicare $115	Belviq $92	BYDUREON $83	Other $1,259

**Types of Payments**
Food and Beverage	$3,427
Education	$118

Biography

Dr. Humayun Abbas sees patients in Modesto, CA. His medical specialty is general practice. After completing medical school at Dow Medical College, Dr. Abbas performed his residency at the University of Oklahoma Health Sciences Center. Patient ratings for Dr. Abbas average 5.0 stars (out of 5). He is an in-network provider for several insurance carriers, including Blue Shield, Anthem, and UnitedHealthcare. Dr. Abbas (or staff) speaks Urdu, Persian, and Hindi. His professional affiliations include Hill Physicians and Central Valley Medical Group. According to Central Valley Medical Group, he is currently accepting new patients at his office in Modesto, CA.