Doctor profile · Federal record

Dr. Jeffrey Fox, MD

Gastroenterology Physician (CMS: Gastroenterology) · San Rafael, CA

  • NPI 1972687945
  • Accepts Medicare
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
99 Montecillo RD
San Rafael, CA 949033308
(415) 444-2000
Mailing address
1800 Harrison St Fl 7
Oakland, CA 946123466

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
December 20, 2021
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #A72285
Medicaid
CA #00A722850

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972687945. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$30
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
CapsoVision, INC. 1 $29.75

By nature of payment

Food and Beverage
$30

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,603
Patients
1,052
Total drug cost
$131,395
Drug Type Claims Patients Total cost
Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 868 853 $18,284
Omeprazole Generic 224 84 $2,321
Pantoprazole Sodium Generic 106 37 $1,501
Budesonide Dr (Budesonide) Brand 68 18 $4,691
Famotidine Generic 46 13 $689
Azathioprine Generic 43 11 $1,974
Ursodiol Generic 41 11 $8,046
Lialda (Mesalamine) Brand 29 14 $15,257
Zenpep (Lipase/Protease/Amylase) Brand 28 11 $50,253
Mesalamine Generic 27 0 $18,337

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jeffrey Fox's medical specialty?
Dr. Jeffrey Fox practices Gastroenterology Physician in San Rafael, CA.
Where does Dr. Jeffrey Fox practice?
Dr. Jeffrey Fox practices at 99 Montecillo RD, San Rafael, CA 949033308. Office phone: 4154442000.
What is Dr. Jeffrey Fox's NPI?
Dr. Jeffrey Fox's National Provider Identifier (NPI) is 1972687945, issued by NPPES.
Does Dr. Jeffrey Fox accept Medicare assignment?
Yes. Dr. Jeffrey Fox accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.