Healthcare provider profile · identity verified

Timothy Frederick Doberstein, MD

Internal Medicine · STATE COLLEGE, PA · NPI 1841446135

Profile state: partd only Open Payments: 2025 Medicare Part D: 2024 Last identity check: 2026-08-10 Page data build: 2026-08-12

Verified facts

What the public records show

We did not find matching Open Payments records for this doctor in 2025.

These records do not establish that a payment influenced prescribing or medical care.

Payment overview · 2025

General Payments

We did not find matching Open Payments records for this doctor in the selected program year.

Separate record types

Research & Ownership

Research Payments (direct recipient): not present in the loaded data

Associated Research Funding (for example, named PI): not present in the loaded data

Ownership / Investment: not present in the loaded data

These categories are never added into the General Payments headline. Associated research funding must not be described as money the doctor personally received unless the source record supports that conclusion.

Analysis 1 · Payment-linked products

Products named in Open Payments records

No payment-linked product analysis is available because no matching General Payment records were found for the selected year.

Public prescribing for products named in payments

There is no explicit payment-product set available for a Part D comparison.

The presence of the same drug in both datasets does not show that a payment caused or influenced a prescription.

Analysis 2 · Same-company prescribing overlap

Drugs reported in other payments from the same company that also appear in Medicare Part D

This analysis is independent from products named on this doctor’s individual payment records. A row appears only when the exact Open Payments reporting entity paid this doctor, that same reporting entity reported the drug or biological on at least 10 loaded General Payment records involving at least 2 distinct recipient NPIs, and this doctor has the same non-generic brand in public Part D data. This does not mean the company owns or manufactures the drug.

There is no payer-company set available for this comparison.

These facts do not show that a payment was for the drug, that the company owns or manufactures the drug, or that a payment caused or influenced prescribing.

Public Medicare Part D data

Provider-and-drug rows loaded for 2024

Brand	Generic	Claims	Beneficiaries
Atorvastatin Calcium	Atorvastatin Calcium	849	251
Levothyroxine Sodium	Levothyroxine Sodium	592	145
Losartan Potassium	Losartan Potassium	494	133
Amlodipine Besylate	Amlodipine Besylate	490	134
Omeprazole	Omeprazole	423	116
Lisinopril	Lisinopril	383	109
Rosuvastatin Calcium	Rosuvastatin Calcium	366	107
Metoprolol Succinate	Metoprolol Succinate	315	88
Metformin Hcl	Metformin Hcl	190	48
Allopurinol	Allopurinol	188	44
Gabapentin	Gabapentin	184	54
Tamsulosin Hcl	Tamsulosin Hcl	177	48
Hydrochlorothiazide	Hydrochlorothiazide	175	52
Sertraline Hcl	Sertraline Hcl	172	45
Metformin Hcl Er	Metformin Hcl	158	47
Pantoprazole Sodium	Pantoprazole Sodium	156	48
Simvastatin	Simvastatin	150	42
Lorazepam	Lorazepam	148	42
Eliquis	Apixaban	139	39
Warfarin Sodium	Warfarin Sodium	133	39
Ozempic	Semaglutide	132	22
Furosemide	Furosemide	122	36
Jardiance	Empagliflozin	107	28
Duloxetine Hcl	Duloxetine Hcl	102	24
Fluticasone Propionate	Fluticasone Propionate	101	38
Metoprolol Tartrate	Metoprolol Tartrate	96	31
Trazodone Hcl	Trazodone Hcl	93	24
Tramadol Hcl	Tramadol Hcl	82	19
Albuterol Sulfate Hfa	Albuterol Sulfate	81	35
Famotidine	Famotidine	79	21
Carvedilol	Carvedilol	78	22
Citalopram Hbr	Citalopram Hydrobromide	77	21
Finasteride	Finasteride	76	27
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	75	11
Potassium Chloride	Potassium Chloride	74	20
Atenolol	Atenolol	72	16
Synthroid	Levothyroxine Sodium	71	17
Pravastatin Sodium	Pravastatin Sodium	66	17
Spironolactone	Spironolactone	64	20
Meloxicam	Meloxicam	63	19
Glipizide Er	Glipizide	60	15
Zolpidem Tartrate	Zolpidem Tartrate	60	12
Escitalopram Oxalate	Escitalopram Oxalate	58	16
Prednisone	Prednisone	55	34
Clopidogrel	Clopidogrel Bisulfate	50	16
Buspirone Hcl	Buspirone Hcl	45	16
Ezetimibe	Ezetimibe	44	17
Novolog Flexpen	Insulin Aspart	44	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	43	11
Ropinirole Hcl	Ropinirole Hcl	43	13
Clonazepam	Clonazepam	42	suppressed
Montelukast Sodium	Montelukast Sodium	41	12
Oxycodone Hcl	Oxycodone Hcl	41	11
Valacyclovir	Valacyclovir Hcl	40	16
Doxycycline Hyclate	Doxycycline Hyclate	39	36
Sumatriptan Succinate	Sumatriptan Succinate	38	suppressed
Alendronate Sodium	Alendronate Sodium	37	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	37	suppressed
Diazepam	Diazepam	36	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	36	11
Venlafaxine Hcl Er	Venlafaxine Hcl	35	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	34	28
Breo Ellipta	Fluticasone/Vilanterol	32	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	32	suppressed
Tizanidine Hcl	Tizanidine Hcl	31	suppressed
Trulicity	Dulaglutide	31	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	30	suppressed
Hydralazine Hcl	Hydralazine Hcl	30	suppressed
Mirtazapine	Mirtazapine	29	suppressed
Terazosin Hcl	Terazosin Hcl	27	suppressed
Valsartan	Valsartan	27	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	25	suppressed
Glipizide	Glipizide	24	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	24	suppressed
Propranolol Hcl	Propranolol Hcl	24	suppressed
Torsemide	Torsemide	24	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	24	17
Xarelto	Rivaroxaban	24	suppressed
Arnuity Ellipta	Fluticasone Furoate	21	suppressed
Azelastine Hcl	Azelastine Hcl	21	suppressed
Baclofen	Baclofen	21	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	21	suppressed
Morphine Sulfate Er	Morphine Sulfate	21	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	21	suppressed
Ondansetron Hcl	Ondansetron Hcl	20	11
Oxybutynin Chloride Er	Oxybutynin Chloride	20	suppressed
Repaglinide	Repaglinide	20	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	20	15
Adacel Tdap	Diph,pertuss(Acell),tet Vac/Pf	19	19
Boostrix Tdap	Diphth,pertuss(Acell),tet Vac	19	19
Diclofenac Sodium	Diclofenac Sodium	19	suppressed
Glimepiride	Glimepiride	19	suppressed
Jantoven	Warfarin Sodium	19	suppressed
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	19	suppressed
Paroxetine Hcl	Paroxetine Hcl	19	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	18	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	18	15
Bupropion Hcl Sr	Bupropion Hcl	17	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	17	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	17	suppressed
Nitroglycerin	Nitroglycerin	17	13
Pregabalin	Pregabalin	17	suppressed
Advair Hfa	Fluticasone Propion/Salmeterol	16	suppressed
Alprazolam	Alprazolam	16	suppressed
Amiodarone Hcl	Amiodarone Hcl	16	suppressed
Bupropion Xl	Bupropion Hcl	16	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	16	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	16	16
Shingrix	Varicella-Zoster Ge/As01b/Pf	16	14
Enoxaparin Sodium	Enoxaparin Sodium	15	suppressed
Ketoconazole	Ketoconazole	15	suppressed
Klor-Con M20	Potassium Chloride	15	suppressed
Mounjaro	Tirzepatide	15	suppressed
Ramipril	Ramipril	15	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	15	suppressed
Meclizine Hcl	Meclizine Hcl	14	suppressed
Mesalamine Dr	Mesalamine	14	suppressed
Ondansetron Odt	Ondansetron	14	suppressed
Sucralfate	Sucralfate	14	suppressed
Digoxin	Digoxin	13	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	13	suppressed
Gemfibrozil	Gemfibrozil	13	suppressed
Irbesartan	Irbesartan	13	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	12	suppressed
Cholestyramine Light	Cholestyramine	12	suppressed
Hydromorphone Hcl	Hydromorphone Hcl	12	suppressed
Propranolol Hcl Er	Propranolol Hcl	12	suppressed
Ultra-Fine Original Pen Needle	Pen Needle, Diabetic	12	suppressed
Zenpep	Lipase/Protease/Amylase	12	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	11	suppressed
Amoxicillin	Amoxicillin	11	suppressed
Benazepril Hcl	Benazepril Hcl	11	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	11	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	11	suppressed
Oxycontin	Oxycodone Hcl	11	suppressed
Spiriva Respimat	Tiotropium Bromide	11	suppressed
Varenicline Tartrate	Varenicline Tartrate	11	suppressed

Timeline

Payment and prescribing data by year

Open Payments and Medicare Part D may refer to different years. They are shown separately rather than aligned as if they describe the same period.

Year	General Payments	Main payer	Explicit products	Company overlaps	Part D coverage
2025	—	—	—	—	—
2024	—	—	—	—	Complete

Questions to ask

Questions you could discuss with your doctor

Are there reasonable alternatives I should understand when we discuss treatment options?
How should I interpret the industry-payment records shown here in the context of my care?

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Payment and Medicare prescribing data can cover different years; every comparison shows both years explicitly.
Part D does not represent a doctor’s entire practice; it excludes many patients and is subject to CMS public-release thresholds.
Company–drug relationships must have an auditable source, a precise relationship type, and a valid evidence period. Unresolved mappings are not published.
Generic drug claims are not attributed to a specific manufacturer without manufacturer-level evidence.
When a source extract is incomplete, missing rows are never treated as proof of no payments or no prescriptions.

Loaded source releases

Dataset	Year	Publication	Source
CMS Open Payments — General Payments	2025	2026-06-30	Original source
Medicare Part D Prescribers by Provider and Drug	2024	2026-05-06	Original source
NPPES Data Dissemination V2	current / reference data	2026-08-10	Original source

Methodology version: 2.1

Editorial template version: 2.4

Product contract version: 2.0

Schema version: 0.7.0

Page data build: 2026-08-12T23:34:59.370714+00:00

Publication policy: eligible for indexing after public-launch controls are enabled

Full methodology · Questions & answers · Report a possible error