Doctor profile · Federal record

Dr. Alexis Bayudan

Internal Medicine Physician (CMS: Gastroenterology) · San Francisco, CA

  • NPI 1467972158
  • Accepts Medicare
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
513 Parnassus Ave Rm S-357
San Francisco, CA 941432205
(415) 347-6314
Mailing address
660 South Euclid Avenue, Department of Medicine, Box 8121
Saint Louis, MO 63110

Credentials & registration

NPPES · NUCC
NPI registered
June 2017 — 9 yrs on file
Profile last updated
May 31, 2020
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Missouri #2017019563

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467972158. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$612
Transactions
9
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, Inc. 2 $131.68
Phathom Pharmaceuticals, Inc. 1 $124.28
Janssen Biotech, Inc. 1 $115.07
Boston Scientific Corporation 2 $112.25
Olympus America Inc. 1 $87.94
Salix Pharmaceuticals, a division of Bausch Health US, LLC 2 $40.63

By nature of payment

Food and Beverage
$612

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
56
Patients
45
Total drug cost
$582
Drug Type Claims Patients Total cost
Levofloxacin Generic 22 19 $91
Ciprofloxacin Hcl Generic 18 15 $156
Pantoprazole Sodium Generic 16 11 $335

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexis Bayudan's medical specialty?
Dr. Alexis Bayudan practices Internal Medicine Physician in San Francisco, CA.
Where does Dr. Alexis Bayudan practice?
Dr. Alexis Bayudan practices at 513 Parnassus Ave Rm S-357, San Francisco, CA 941432205. Office phone: 4153476314.
What is Dr. Alexis Bayudan's NPI?
Dr. Alexis Bayudan's National Provider Identifier (NPI) is 1467972158, issued by NPPES.
Does Dr. Alexis Bayudan accept Medicare assignment?
Yes. Dr. Alexis Bayudan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.