Healthcare provider profile · identity verified

James William Nichol, M.D.

Family Practice · GRASS VALLEY, CA · NPI 1114924966

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

BrandGenericClaimsBeneficiaries
Atorvastatin CalciumAtorvastatin Calcium336121
Amlodipine BesylateAmlodipine Besylate24890
Levothyroxine SodiumLevothyroxine Sodium18967
OmeprazoleOmeprazole16867
LisinoprilLisinopril15357
Tamsulosin HclTamsulosin Hcl13947
SimvastatinSimvastatin11038
GabapentinGabapentin10532
Metoprolol SuccinateMetoprolol Succinate10532
Losartan PotassiumLosartan Potassium10037
Metformin HclMetformin Hcl9333
HydrochlorothiazideHydrochlorothiazide9134
Rosuvastatin CalciumRosuvastatin Calcium9128
Pantoprazole SodiumPantoprazole Sodium7325
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen6821
Venlafaxine Hcl ErVenlafaxine Hcl6519
Trazodone HclTrazodone Hcl5919
EliquisApixaban5816
AllopurinolAllopurinol5720
AlprazolamAlprazolam5718
Sertraline HclSertraline Hcl5215
FurosemideFurosemide5017
Potassium ChloridePotassium Chloride4818
Metoprolol TartrateMetoprolol Tartrate4718
Albuterol Sulfate HfaAlbuterol Sulfate4418
Escitalopram OxalateEscitalopram Oxalate4415
Fluticasone PropionateFluticasone Propionate4417
Tramadol HclTramadol Hcl4314
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide3413
XareltoRivaroxaban31suppressed
Glipizide ErGlipizide2911
MeloxicamMeloxicam28suppressed
AtenololAtenolol26suppressed
Benazepril HclBenazepril Hcl26suppressed
LovastatinLovastatin26suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2615
Duloxetine HclDuloxetine Hcl25suppressed
FinasterideFinasteride25suppressed
JardianceEmpagliflozin25suppressed
Montelukast SodiumMontelukast Sodium25suppressed
SpironolactoneSpironolactone24suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide23suppressed
Pravastatin SodiumPravastatin Sodium23suppressed
Metformin Hcl ErMetformin Hcl22suppressed
NaproxenNaproxen22suppressed
Amitriptyline HclAmitriptyline Hcl21suppressed
Fluoxetine HclFluoxetine Hcl21suppressed
ClopidogrelClopidogrel Bisulfate20suppressed
Zolpidem TartrateZolpidem Tartrate20suppressed
Breo ElliptaFluticasone/Vilanterol19suppressed
ClonazepamClonazepam19suppressed
FamotidineFamotidine19suppressed
NystatinNystatin19suppressed
OzempicSemaglutide19suppressed
Propranolol Hcl ErPropranolol Hcl19suppressed
Warfarin SodiumWarfarin Sodium19suppressed
Terazosin HclTerazosin Hcl18suppressed
Ventolin HfaAlbuterol Sulfate18suppressed
DiazepamDiazepam17suppressed
Hydralazine HclHydralazine Hcl17suppressed
LidocaineLidocaine17suppressed
Acetaminophen-CodeineAcetaminophen With Codeine16suppressed
GemfibrozilGemfibrozil16suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog16suppressed
LorazepamLorazepam16suppressed
SynthroidLevothyroxine Sodium16suppressed
BaclofenBaclofen15suppressed
EstradiolEstradiol15suppressed
Incruse ElliptaUmeclidinium Bromide15suppressed
PrednisonePrednisone1511
Bupropion XlBupropion Hcl14suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl14suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1412
AcyclovirAcyclovir13suppressed
Alendronate SodiumAlendronate Sodium13suppressed
Dextroamphetamine-Amphet ErDextroamphetamine/Amphetamine13suppressed
EntrestoSacubitril/Valsartan13suppressed
EzetimibeEzetimibe13suppressed
Oxycodone HclOxycodone Hcl13suppressed
Spiriva RespimatTiotropium Bromide13suppressed
ValacyclovirValacyclovir Hcl13suppressed
ValsartanValsartan13suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl12suppressed
Ipratropium BromideIpratropium Bromide12suppressed
Paroxetine HclParoxetine Hcl12suppressed
Tizanidine HclTizanidine Hcl12suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid12suppressed
Wixela InhubFluticasone Propion/Salmeterol12suppressed
Citalopram HbrCitalopram Hydrobromide11suppressed
Olmesartan MedoxomilOlmesartan Medoxomil11suppressed
Rabeprazole SodiumRabeprazole Sodium11suppressed
TrulicityDulaglutide11suppressed

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.

YearGeneral PaymentsMain payerExplicit productsCompany overlapsPart D coverage
2025
2024 Complete

Questions to ask

Questions you could discuss with your doctor

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

Sources and limitations

How to read this page

Loaded source releases

DatasetYearPublicationSource
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