Healthcare provider profile · identity verified

James J Diffee, MD

Internal Medicine · JACKSON, TN · NPI 1518952514

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
Amlodipine Besylate	Amlodipine Besylate	591	148
Atorvastatin Calcium	Atorvastatin Calcium	441	116
Metformin Hcl	Metformin Hcl	343	92
Omeprazole	Omeprazole	319	86
Lisinopril	Lisinopril	278	61
Levothyroxine Sodium	Levothyroxine Sodium	277	59
Rosuvastatin Calcium	Rosuvastatin Calcium	263	77
Alprazolam	Alprazolam	248	36
Simvastatin	Simvastatin	241	58
Gabapentin	Gabapentin	202	31
Hydrochlorothiazide	Hydrochlorothiazide	196	46
Losartan Potassium	Losartan Potassium	192	53
Potassium Chloride	Potassium Chloride	182	40
Pantoprazole Sodium	Pantoprazole Sodium	157	41
Alendronate Sodium	Alendronate Sodium	149	36
Zolpidem Tartrate	Zolpidem Tartrate	146	25
Allopurinol	Allopurinol	145	37
Tamsulosin Hcl	Tamsulosin Hcl	139	37
Metoprolol Succinate	Metoprolol Succinate	136	33
Olmesartan Medoxomil	Olmesartan Medoxomil	136	36
Ozempic	Semaglutide	116	20
Meloxicam	Meloxicam	113	46
Temazepam	Temazepam	110	21
Fluticasone Propionate	Fluticasone Propionate	108	33
Benazepril Hcl	Benazepril Hcl	107	21
Sertraline Hcl	Sertraline Hcl	106	22
Lorazepam	Lorazepam	105	17
Farxiga	Dapagliflozin Propanediol	103	24
Metoprolol Tartrate	Metoprolol Tartrate	103	31
Metformin Hcl Er	Metformin Hcl	98	28
Tramadol Hcl	Tramadol Hcl	97	18
Escitalopram Oxalate	Escitalopram Oxalate	95	17
Eliquis	Apixaban	91	14
Ezetimibe	Ezetimibe	88	25
Clopidogrel	Clopidogrel Bisulfate	86	24
Clonidine Hcl	Clonidine Hcl	75	15
Diclofenac Sodium	Diclofenac Sodium	71	15
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	70	18
Donepezil Hcl	Donepezil Hcl	69	16
Furosemide	Furosemide	69	19
Pioglitazone Hcl	Pioglitazone Hcl	69	17
Pravastatin Sodium	Pravastatin Sodium	69	18
Lovastatin	Lovastatin	66	15
Jardiance	Empagliflozin	64	13
Amitriptyline Hcl	Amitriptyline Hcl	62	suppressed
Celecoxib	Celecoxib	59	15
Trazodone Hcl	Trazodone Hcl	59	16
Citalopram Hbr	Citalopram Hydrobromide	57	14
Glimepiride	Glimepiride	54	15
Atenolol	Atenolol	48	11
Nebivolol Hcl	Nebivolol Hcl	48	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	46	13
Hydralazine Hcl	Hydralazine Hcl	45	13
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	42	12
Januvia	Sitagliptin Phosphate	42	suppressed
Synthroid	Levothyroxine Sodium	41	11
Memantine Hcl	Memantine Hcl	40	suppressed
Risedronate Sodium	Risedronate Sodium	40	suppressed
Famotidine	Famotidine	39	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	38	suppressed
Albuterol Sulfate Hfa	Albuterol Sulfate	35	13
Tresiba Flextouch U-100	Insulin Degludec	35	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	34	11
Oxybutynin Chloride	Oxybutynin Chloride	34	suppressed
Meclizine Hcl	Meclizine Hcl	33	11
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	33	suppressed
Carvedilol	Carvedilol	32	suppressed
Duloxetine Hcl	Duloxetine Hcl	32	suppressed
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	32	suppressed
Mirtazapine	Mirtazapine	32	suppressed
Montelukast Sodium	Montelukast Sodium	32	suppressed
Chlorthalidone	Chlorthalidone	29	suppressed
Indapamide	Indapamide	28	suppressed
Bupropion Hcl Sr	Bupropion Hcl	26	suppressed
Ropinirole Hcl	Ropinirole Hcl	26	suppressed
Glyxambi	Empagliflozin/Linagliptin	25	suppressed
Mounjaro	Tirzepatide	25	suppressed
Nifedipine Er	Nifedipine	25	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	25	suppressed
Amlodipine-Olmesartan	Amlodipine Bes/Olmesartan Med	24	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	24	16
Quetiapine Fumarate	Quetiapine Fumarate	24	suppressed
Vascepa	Icosapent Ethyl	23	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	22	suppressed
Glipizide	Glipizide	22	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	22	suppressed
Diltiazem Hcl	Diltiazem Hcl	21	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	21	suppressed
Olmesartan-Amlodipine-Hctz	Olmesartan/Amlodipin/Hcthiazid	21	suppressed
Tradjenta	Linagliptin	21	suppressed
Irbesartan	Irbesartan	20	suppressed
Labetalol Hcl	Labetalol Hcl	20	suppressed
Ibuprofen	Ibuprofen	19	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	19	suppressed
Primidone	Primidone	19	suppressed
Sotalol	Sotalol Hcl	19	suppressed
Clorazepate Dipotassium	Clorazepate Dipotassium	17	suppressed
Fenofibrate	Fenofibrate,micronized	17	suppressed
Linzess	Linaclotide	17	suppressed
Olmesartan-Hydrochlorothiazide	Olmesartan/Hydrochlorothiazide	17	suppressed
Ondansetron Odt	Ondansetron	17	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	17	suppressed
Clonazepam	Clonazepam	16	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	16	suppressed
Fiasp Flextouch	Insulin Aspart (Niacinamide)	16	suppressed
Prednisone	Prednisone	16	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	15	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	15	suppressed
Minoxidil	Minoxidil	15	suppressed
Naproxen	Naproxen	15	suppressed
Paroxetine Hcl	Paroxetine Hcl	15	suppressed
Sucralfate	Sucralfate	15	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	14	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	14	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	14	14
Benzonatate	Benzonatate	13	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	13	suppressed
Mupirocin	Mupirocin	13	suppressed
Ondansetron Hcl	Ondansetron Hcl	13	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	13	suppressed
Warfarin Sodium	Warfarin Sodium	13	suppressed
Aliskiren	Aliskiren Hemifumarate	12	suppressed
Enalapril Maleate	Enalapril Maleate	12	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	12	suppressed
Icosapent Ethyl	Icosapent Ethyl	12	suppressed
Levetiracetam	Levetiracetam	12	suppressed
Pen Needles	Pen Needle, Diabetic	12	suppressed
Symbicort	Budesonide/Formoterol Fumarate	12	suppressed
Synjardy	Empagliflozin/Metformin Hcl	12	suppressed
Verapamil Er	Verapamil Hcl	12	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	11	suppressed
Methylprednisolone	Methylprednisolone	11	suppressed
Telmisartan	Telmisartan	11	suppressed
Terazosin Hcl	Terazosin Hcl	11	suppressed
Ultra-Fine Nano Pen Needle	Pen Needle, Diabetic	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