Healthcare provider profile · identity verified

Gregory W Berens, MD

Family Practice · PUEBLO, CO · NPI 1245295013

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
Levothyroxine Sodium	Levothyroxine Sodium	594	154
Atorvastatin Calcium	Atorvastatin Calcium	488	132
Amlodipine Besylate	Amlodipine Besylate	375	98
Lisinopril	Lisinopril	333	100
Losartan Potassium	Losartan Potassium	271	77
Omeprazole	Omeprazole	221	60
Pantoprazole Sodium	Pantoprazole Sodium	211	56
Tamsulosin Hcl	Tamsulosin Hcl	209	62
Metformin Hcl Er	Metformin Hcl	198	62
Metoprolol Succinate	Metoprolol Succinate	179	47
Gabapentin	Gabapentin	167	40
Trazodone Hcl	Trazodone Hcl	162	37
Rosuvastatin Calcium	Rosuvastatin Calcium	139	37
Simvastatin	Simvastatin	139	38
Metformin Hcl	Metformin Hcl	135	37
Tramadol Hcl	Tramadol Hcl	130	25
Allopurinol	Allopurinol	123	34
Meloxicam	Meloxicam	123	29
Escitalopram Oxalate	Escitalopram Oxalate	119	28
Sertraline Hcl	Sertraline Hcl	109	23
Hydrochlorothiazide	Hydrochlorothiazide	105	31
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	103	28
Furosemide	Furosemide	95	32
Pravastatin Sodium	Pravastatin Sodium	87	29
Alprazolam	Alprazolam	83	16
Atenolol	Atenolol	83	23
Albuterol Sulfate Hfa	Albuterol Sulfate	78	28
Bupropion Xl	Bupropion Hcl	78	15
Fluticasone Propionate	Fluticasone Propionate	77	27
Glipizide Er	Glipizide	77	23
Mirtazapine	Mirtazapine	73	19
Potassium Chloride	Potassium Chloride	73	24
Pioglitazone Hcl	Pioglitazone Hcl	71	21
Duloxetine Hcl	Duloxetine Hcl	70	22
Zolpidem Tartrate	Zolpidem Tartrate	65	12
Donepezil Hcl	Donepezil Hcl	62	18
Eliquis	Apixaban	60	12
Finasteride	Finasteride	60	17
Celecoxib	Celecoxib	57	18
Tizanidine Hcl	Tizanidine Hcl	57	17
Alendronate Sodium	Alendronate Sodium	56	17
Spironolactone	Spironolactone	54	15
Lovastatin	Lovastatin	53	13
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	53	18
Carvedilol	Carvedilol	50	14
Naproxen	Naproxen	49	13
Clonazepam	Clonazepam	48	suppressed
Ozempic	Semaglutide	47	15
Prednisone	Prednisone	47	20
Valsartan	Valsartan	46	13
Farxiga	Dapagliflozin Propanediol	45	suppressed
Montelukast Sodium	Montelukast Sodium	44	13
Warfarin Sodium	Warfarin Sodium	44	14
Methocarbamol	Methocarbamol	43	15
Acyclovir	Acyclovir	42	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	41	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	40	12
Bisoprolol Fumarate	Bisoprolol Fumarate	39	suppressed
Primidone	Primidone	38	suppressed
Xarelto	Rivaroxaban	38	suppressed
Ibuprofen	Ibuprofen	37	suppressed
Pregabalin	Pregabalin	37	12
Esomeprazole Magnesium	Esomeprazole Magnesium	36	suppressed
Glimepiride	Glimepiride	36	12
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	35	12
Synthroid	Levothyroxine Sodium	34	suppressed
Stiolto Respimat	Tiotropium Br/Olodaterol Hcl	33	suppressed
Memantine Hcl	Memantine Hcl	32	suppressed
Ropinirole Hcl	Ropinirole Hcl	32	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	30	suppressed
Liothyronine Sodium	Liothyronine Sodium	30	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	29	suppressed
Irbesartan	Irbesartan	29	suppressed
Metoprolol Tartrate	Metoprolol Tartrate	28	11
Jardiance	Empagliflozin	27	suppressed
Diclofenac Sodium	Diclofenac Sodium	26	14
Doxycycline Hyclate	Doxycycline Hyclate	26	19
Januvia	Sitagliptin Phosphate	26	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	26	suppressed
Clopidogrel	Clopidogrel Bisulfate	25	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	24	13
Topiramate	Topiramate	23	suppressed
Citalopram Hbr	Citalopram Hydrobromide	22	suppressed
Methylprednisolone	Methylprednisolone	22	suppressed
Tresiba Flextouch U-100	Insulin Degludec	22	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	21	suppressed
Soliqua 100-33	Insulin Glargine/Lixisenatide	21	suppressed
Symbicort	Budesonide/Formoterol Fumarate	21	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	20	15
Famotidine	Famotidine	20	suppressed
Paroxetine Hcl	Paroxetine Hcl	20	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	20	suppressed
Clonidine Hcl	Clonidine Hcl	19	suppressed
Glipizide	Glipizide	19	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	18	suppressed
Myrbetriq	Mirabegron	18	suppressed
Toujeo Max Solostar	Insulin Glargine,hum.Rec.Anlog	18	suppressed
Toujeo Solostar	Insulin Glargine,hum.Rec.Anlog	18	suppressed
Enalapril Maleate	Enalapril Maleate	17	suppressed
Folic Acid	Folic Acid	17	suppressed
Ipratropium Bromide	Ipratropium Bromide	17	suppressed
Lansoprazole	Lansoprazole	17	suppressed
Mupirocin	Mupirocin	17	14
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	17	suppressed
Propranolol Hcl Er	Propranolol Hcl	17	suppressed
Temazepam	Temazepam	17	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	16	suppressed
Carbamazepine	Carbamazepine	16	suppressed
Oxycodone Hcl	Oxycodone Hcl	16	suppressed
Qulipta	Atogepant	16	suppressed
Buspirone Hcl	Buspirone Hcl	15	suppressed
Ondansetron Hcl	Ondansetron Hcl	15	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	15	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	15	suppressed
Cefdinir	Cefdinir	14	14
Doxazosin Mesylate	Doxazosin Mesylate	14	suppressed
Estradiol	Estradiol	14	suppressed
Hydrocortisone	Hydrocortisone	14	suppressed
Methotrexate	Methotrexate Sodium	14	suppressed
Repatha Sureclick	Evolocumab	14	suppressed
Trulicity	Dulaglutide	14	suppressed
Azithromycin	Azithromycin	13	13
Diltiazem Hcl	Diltiazem Hcl	13	suppressed
Diphenoxylate-Atropine	Diphenoxylate Hcl/Atropine	13	suppressed
Felodipine Er	Felodipine	13	suppressed
Lorazepam	Lorazepam	13	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	13	suppressed
Praluent Pen	Alirocumab	13	suppressed
Spiriva Respimat	Tiotropium Bromide	13	suppressed
Tresiba Flextouch U-200	Insulin Degludec	13	suppressed
Ventolin Hfa	Albuterol Sulfate	13	suppressed
Advair Hfa	Fluticasone Propion/Salmeterol	12	suppressed
Armour Thyroid	Thyroid,pork	12	suppressed
Levetiracetam	Levetiracetam	12	suppressed
Pradaxa	Dabigatran Etexilate Mesylate	12	suppressed
Premarin	Estrogens, Conjugated	12	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	11	suppressed
Phenobarbital	Phenobarbital	11	suppressed
Xultophy 100-3.6	Insulin Degludec/Liraglutide	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