Doctor profile · Federal record

Dr. Siavash Samimi

Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Cytopathology Physician · Cytopathology Physician · Anatomic Pathology & Clinical Pathology Physician · Anatomic Pathology & Clinical Pathology Physician · Student in an Organized Health Care Education/Training Program · Chico, CA

  • NPI 1346545142
  • Accepts Medicare
  • MIPS 90.5 / 100 · 2023
  • 13 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
183 E 8Th Ave
Chico, CA 959262341
(530) 891-6244

Credentials & registration

NPPES · NUCC
NPI registered
January 2011 — 15 yrs on file
Profile last updated
August 15, 2023
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State licenses (3)
New York #321389 · California #A135924 · New Mexico #MD2019-0725

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346545142. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$13
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Roche Diagnostics Corporation 1 $13.40

By nature of payment

Food and Beverage
$13

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Siavash Samimi's medical specialty?
Dr. Siavash Samimi practices Anatomic Pathology & Clinical Pathology Physician in Chico, CA.
Where does Dr. Siavash Samimi practice?
Dr. Siavash Samimi practices at 183 E 8Th Ave, Chico, CA 959262341. Office phone: 5308916244.
What is Dr. Siavash Samimi's NPI?
Dr. Siavash Samimi's National Provider Identifier (NPI) is 1346545142, issued by NPPES.
Does Dr. Siavash Samimi accept Medicare assignment?
Yes. Dr. Siavash Samimi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.