Doctor profile · Federal record

Dr. Carlos San Mateo, MD

Surgery Physician (CMS: Colorectal Surgery (Proctology)) · Surgery Physician · Student in an Organized Health Care Education/Training Program · San Jose, CA

  • NPI 1013159912
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
455 Oconnor Dr Ste 270
San Jose, CA 951281644
(415) 939-0928

Credentials & registration

NPPES · NUCC
NPI registered
March 2009 — 17 yrs on file
Profile last updated
August 14, 2025
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
208600000X — NUCC code
State licenses (2)
California #A137904 · Florida #ME125705

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013159912. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$151
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 1 $150.78

By nature of payment

Food and Beverage
$151

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
44
Patients
27
Total drug cost
$410
Drug Type Claims Patients Total cost
Ibuprofen Generic 17 16 $153
Hydrocortisone Generic 14 0 $166
Oxycodone Hcl Generic 13 11 $92

Frequently asked questions

Auto-generated from federal data
What is Dr. Carlos San Mateo's medical specialty?
Dr. Carlos San Mateo practices Surgery Physician in San Jose, CA.
Where does Dr. Carlos San Mateo practice?
Dr. Carlos San Mateo practices at 455 Oconnor Dr Ste 270, San Jose, CA 951281644. Office phone: 4159390928.
What is Dr. Carlos San Mateo's NPI?
Dr. Carlos San Mateo's National Provider Identifier (NPI) is 1013159912, issued by NPPES.
Does Dr. Carlos San Mateo accept Medicare assignment?
Yes. Dr. Carlos San Mateo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.