Doctor profile · Federal record

Dr. Gregory Bell, MD

Rheumatology Physician · Tiburon, CA

  • NPI 1053425116
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
157 Trinidad Dr
Tiburon, CA 949201037
(415) 435-6210

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
California #G63151

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053425116. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$150
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Amgen INC. 1 $149.96

By nature of payment

Food and Beverage
$150

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Bell's medical specialty?
Dr. Gregory Bell practices Rheumatology Physician in Tiburon, CA.
Where does Dr. Gregory Bell practice?
Dr. Gregory Bell practices at 157 Trinidad Dr, Tiburon, CA 949201037. Office phone: 4154356210.
What is Dr. Gregory Bell's NPI?
Dr. Gregory Bell's National Provider Identifier (NPI) is 1053425116, issued by NPPES.

Methodology · sources used on this page

All figures on this page come from publicly available federal datasets. We do not edit, score, or summarise the underlying data. Profile generated Jul 4, 2026.

NPPES Provider identifiers and practice info May 11, 2026
Open Payments Industry payments to providers (Sunshine Act) May 11, 2026
Medicare Procedure Utilization Services and allowed amounts by HCPCS May 11, 2026
Medicare Part D Prescription drug claims May 11, 2026
CMS MIPS Quality performance scores May 11, 2026
OIG LEIE Federal exclusion / sanctions list May 11, 2026

Information based on publicly available federal data. Not medical advice. Report incorrect data ›