Doctor profile · Federal record

Dr. Simon Chan, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Grass Valley, CA

  • NPI 1063431179
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
150 Catherine Ln, Suite F
Grass Valley, CA 959455719
(530) 477-9100
fax (530) 477-2033

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
June 22, 2021
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A70465
Medicaid
CA #00A704650

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063431179. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$22
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Kedrion Biopharma, Inc. 1 $21.63

By nature of payment

Food and Beverage
$22

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
134
Patients
13
Total drug cost
$4,274
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 26 13 $191
Sucralfate Generic 21 0 $2,193
Metoprolol Succinate Generic 20 0 $360
Lansoprazole Generic 17 0 $470
Famotidine Generic 16 0 $247
Hydrocortisone Generic 12 0 $128
Gabapentin Generic 11 0 $422
Lisinopril Generic 11 0 $263

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Simon Chan's medical specialty?
Dr. Simon Chan practices Internal Medicine Physician in Grass Valley, CA.
Where does Dr. Simon Chan practice?
Dr. Simon Chan practices at 150 Catherine Ln, Grass Valley, CA 959455719. Office phone: 5304779100.
What is Dr. Simon Chan's NPI?
Dr. Simon Chan's National Provider Identifier (NPI) is 1063431179, issued by NPPES.
Does Dr. Simon Chan accept Medicare assignment?
Yes. Dr. Simon Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.