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Dr. Timothy David Trojan, MD

Accepting New Patients

(Tim D Trojan, MD)

(4 Ratings)

Specializes in: Adult Allergy & Immunology and Otolaryngology (Ear Nose and Throat)

University of Texas Southwestern Medical School

1329 S Sangre Road
Stillwater, OK 74074

(580) 366-0844

Dr. Timothy David Trojan, MD is an allergist in Stillwater, OK specializing in adult allergy & immunology and otolaryngology (ear nose and throat). He graduated from University of Texas Southwestern Medical School. Dr. Timothy David Trojan, MD is affiliated with Allergy Partners and Allergy Partners of Oklahoma.

Office Locations

1329 S Sangre Road
Stillwater, OK 74074

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Allergy Partners

3201 N Van Buren Street
Enid, OK 73703

(580) 366-0844

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In The News

“Rumors may contain a kernel of truth, and limited data about a possible benefit to certain remedies may be distorted or exaggerated by social media to the point where any possible benefit is...”—"Health experts: Don't gargle with iodine", The Journal Record, October 2021

Noteworthy Medicare Patient Procedures Performed by Dr. Timothy David Trojan, MD in 2023

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

Top 5%

By Volume:

breathing treatment

percutaneous allergy test

By Affordability:

breathing treatment

In 2023, among providers in related specialties within Oklahoma, Dr. Timothy David Trojan, MD performed more breathing treatment, and percutaneous allergy test procedures for Medicare patients than 95% of them and he also had a list price for breathing treatment that was lower than the list prices billed to Medicare by 95% 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.

Top 25%

By Volume:

subcutaneous allergen immunotherapy

In 2012, Dr. Timothy David Trojan, MD performed more subcutaneous allergen immunotherapy (allergy shots) procedures for Medicare patients than 75% of providers in related specialties within Oklahoma.

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Timothy David Trojan, MD treated as an allergist in Stillwater, OK during 2014 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Timothy David Trojan, MD for Medicare patients.

allergy testing	1596
doctor visit	169
immunotherapy	362
injections	362
minimally invasive procedures	1338
skin testing	1596

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy David Trojan, MD.

**Gender**
Male	19
Female	57

**Age**
From 65 to 74	47
From 75 to 84	0
85 and over	0
Less than 65	16

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2014

Hypertension	45
High Cholesterol	39
Stroke	0
Ischemic Heart Disease	32
Depression	25
Chronic Kidney Disease	0
Asthma	33
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	16
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Timothy David Trojan, MD treated as an allergist in Stillwater, OK during 2015 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Timothy David Trojan, MD for Medicare patients.

allergy testing	1506
doctor visit	161
immunotherapy	256
injections	256
minimally invasive procedures	1225
skin testing	1506

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy David Trojan, MD.

**Gender**
Male	66
Female	146

**Age**
From 65 to 74	132
From 75 to 84	42
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2015

Hypertension	59
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	35
Depression	23
Chronic Kidney Disease	13
Asthma	38
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	16
Chronic Obstructive Pulmonary Disease	23
Diabetes	17
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Timothy David Trojan, MD treated as an allergist in Stillwater, OK during 2016 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Timothy David Trojan, MD for Medicare patients.

allergy testing	7858
doctor visit	414
immunotherapy	342
injections	342
minimally invasive procedures	6807
skin testing	7858

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy David Trojan, MD.

**Gender**
Male	62
Female	144

**Age**
From 65 to 74	101
From 75 to 84	58
85 and over	13
Less than 65	34

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2016

Hypertension	69
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	37
Depression	20
Chronic Kidney Disease	17
Asthma	49
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	31
Diabetes	20
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Timothy David Trojan, MD treated as an allergist in Stillwater, OK during 2017 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Timothy David Trojan, MD for Medicare patients.

allergy testing	7578
doctor visit	468
immunotherapy	500
injections	500
minimally invasive procedures	6596
skin testing	7578

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy David Trojan, MD.

**Gender**
Male	75
Female	171

**Ethnicity**
Non-Hispanic White	232
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	133
From 75 to 84	66
85 and over	14
Less than 65	33

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2017

Hypertension	70
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	33
Depression	20
Chronic Kidney Disease	21
Asthma	40
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	21
Diabetes	23
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Timothy David Trojan, MD treated as an allergist in Stillwater, OK during 2018 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Timothy David Trojan, MD for Medicare patients.

allergy testing	8311
doctor visit	592
immunotherapy	780
injections	780
minimally invasive procedures	7554
skin testing	8311

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy David Trojan, MD.

**Gender**
Male	96
Female	202

**Ethnicity**
Non-Hispanic White	282
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	167
From 75 to 84	75
85 and over	11
Less than 65	45

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2018

Hypertension	62
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	32
Depression	22
Chronic Kidney Disease	16
Asthma	38
Osteoperosis	9
Atrial Fibrilation	7
Heart Failure	15
Chronic Obstructive Pulmonary Disease	20
Diabetes	21
Dementia	6
Cancer	7

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Timothy David Trojan, MD treated as an allergist in Stillwater, OK during 2019 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Timothy David Trojan, MD for Medicare patients.

allergy testing	6958
breathing treatment	24
doctor visit	556
immunotherapy	724
injections	724
minimally invasive procedures	6134
skin testing	6958

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy David Trojan, MD.

**Gender**
Male	114
Female	187

**Ethnicity**
Non-Hispanic White	286
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	169
From 75 to 84	84
85 and over	17
Less than 65	31

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2019

Hypertension	66
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	30
Depression	19
Chronic Kidney Disease	20
Asthma	37
Osteoperosis	7
Atrial Fibrilation	8
Heart Failure	13
Chronic Obstructive Pulmonary Disease	20
Diabetes	25
Dementia	7
Cancer	8

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Timothy David Trojan, MD treated as an allergist in Stillwater, OK during 2020 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Timothy David Trojan, MD for Medicare patients.

allergy testing	5945
doctor visit	509
immunotherapy	619
injections	619
minimally invasive procedures	5463
skin testing	5945

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy David Trojan, MD.

**Gender**
Male	132
Female	186

**Ethnicity**
Non-Hispanic White	301
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	172
From 75 to 84	87
85 and over	15
Less than 65	44

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2020

Hypertension	66
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	31
Depression	21
Chronic Kidney Disease	25
Asthma	33
Osteoperosis	4
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	21
Diabetes	24
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Timothy David Trojan, MD treated as an allergist in Stillwater, OK during 2021 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Timothy David Trojan, MD for Medicare patients.

allergy testing	4932
doctor visit	577
immunotherapy	732
injections	732
minimally invasive procedures	4024
skin testing	4932

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy David Trojan, MD.

**Gender**
Male	115
Female	205

**Ethnicity**
Non-Hispanic White	301
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	161
From 75 to 84	99
85 and over	17
Less than 65	43

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2021

Hypertension	62
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	32
Depression	20
Chronic Kidney Disease	20
Asthma	34
Osteoperosis	5
Atrial Fibrilation	8
Heart Failure	18
Chronic Obstructive Pulmonary Disease	16
Diabetes	23
Dementia	4
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Timothy David Trojan, MD treated as an allergist in Stillwater, OK during 2022 were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

Volume of procedures performed by Dr. Timothy David Trojan, MD for Medicare patients.

allergy testing	4741
breathing treatment	21
doctor visit	467
immunotherapy	940
injections	940
minimally invasive procedures	4481
skin testing	4741

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy David Trojan, MD.

**Gender**
Male	116
Female	195

**Age**
From 65 to 74	146
From 75 to 84	105
85 and over	21
Less than 65	39

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2022

Hypertension	71
High Cholesterol	71
Stroke	4
Ischemic Heart Disease	24
Depression	20
Chronic Kidney Disease	14
Asthma	43
Osteoperosis	12
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	21
Diabetes	25
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2014 - 2022

Volume of procedures performed by Dr. Timothy David Trojan, MD for Medicare patients.

The highest averages for the top procedures that Dr. Timothy David Trojan, MD treated as an allergist in Stillwater, OK were skin testing, allergy testing, minimally invasive procedures and immunotherapy.

allergy testing	5491
doctor visit	434
immunotherapy	583
injections	583
minimally invasive procedures	4846
skin testing	5491

Average Medicare Patient Data From 2014 - 2022

Information about Medicare patients treated by Dr. Timothy David Trojan, MD.

**Gender**
Male	88
Female	165

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	155
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	68
85 and over	12
Less than 65	31
65 to 74	136

Average of Total of Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD From 2014 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Timothy David Trojan, MD treated were hypertension, high cholesterol, asthma and ischemic heart disease.

Hypertension	63
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	31
Depression	21
Chronic Kidney Disease	16
Asthma	38
Osteoporosis	6
Heart Failure	13
Chronic Obstructive Pulmonary Disease	19
Diabetes	21
Atrial Fibrillation	7
Dementia	3
Cancer	6

Education & Training

Dr. Timothy David Trojan, MD graduated from University of Texas Southwestern Medical School. He completed residency at Parkland Health & Hospital System. He is certified by the American Board of Allergy and Immunology American Academy of Allergy, Asthma and Immunology American College of Allergy, Asthma and Immunology and has a state license in Oklahoma.

Medical School: University of Texas Southwestern Medical School

Residency: Parkland Health & Hospital System

Board Certification: American Board of Allergy and Immunology American Academy of Allergy, Asthma and Immunology American College of Allergy, Asthma and Immunology

Licensed In: Oklahoma

Affiliations & Hospitals

Dr. Timothy David Trojan, MD is associated with these hospitals and organizations:

Allergy Partners

Allergy Partners of Oklahoma

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. Timothy David Trojan, MD appears to accept the following insurance providers: Most Insurances Accepted.

Insurance Accepted by Provider includes:

According to our sources, Dr. Timothy David Trojan, MD accepts the following insurance providers:

Most Insurances Accepted

Ratings & Reviews

Dr. Timothy David Trojan, MD has an average of 1.0 out of 5 stars based on 4 ratings. We collect ratings and reviews of Dr. Timothy David Trojan, MD from all over the web to help you find the right in Stillwater, OK.

Overall Rating

(4 Ratings)

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General Payments

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

**Payments by Company**
Genentech USA, Inc.	$2,073 XOLAIR $2,010	Gazyva $45	$19
AstraZeneca Pharmaceuticals LP	$1,707 BEVESPI AEROSPHERE $493	SYMBICORT $447	FASENRA $438	TEZSPIRE $57	FARXIGA $52	Other $219
GlaxoSmithKline, LLC.	$1,315 NUCALA $546	TRELEGY ELLIPTA $320	BREO $95	VENTOLIN $74	ANORO $45	Other $236
CSL Behring	$1,143 Haegarda $616	Hizentra $317	Zemaira $195	$15
Kaleo, Inc.	$1,093 Auvi-Q $1,093
Other	$6,382 DUPIXENT $1,216	XOLAIR $593	Xhance $337	Kalbitor $261	Aerospan $240	Other $3,735

**Types of Payments**
Food and Beverage	$11,637
Consulting Fee	$1,650
Education	$308
Debt forgiveness	$117

Biography

Dr. Tim Trojan is a specialist in adult allergy & immunology and otolaryngology (ear, nose, and throat). He works in Stillwater, OK and Enid, OK. His areas of expertise include the following: asthma and allergies. He is rated 1.0 stars (out of 5) by his patients. Dr. Trojan is in-network for Most Insurance Plans insurance. He graduated from the University of Texas Southwestern Medical School and then he performed his residency at Parkland Health & Hospital System. He is affiliated with Allergy Partners. According to Yext, new patients are welcome to contact Dr. Trojan's office in Stillwater, OK.

Select Year:

Dr. Timothy David Trojan, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. Timothy David Trojan, MD in 2023

By Volume:

By Affordability:

By Volume:

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2014 - 2022

Average Medicare Patient Data From 2014 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Timothy David Trojan, MD From 2014 - 2022

Education & Training

Affiliations & Hospitals

Insurance Information

Ratings & Reviews

General Payments

Biography

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