Doctor profile · Federal record

Dr. Kelsey Natsuhara, MD

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

  • NPI 1265936413
  • Accepts Medicare
  • MIPS 70.8 / 100 · 2023
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1825 4Th St Fl 3
San Francisco, CA 941432350
(415) 353-7070
Additional location
505 Parnassus Ave Rm M-987
San Francisco, CA 941432204
(415) 476-1528

Credentials & registration

NPPES · NUCC
NPI registered
March 2018 — 8 yrs on file
Profile last updated
November 13, 2025
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
California #A165347

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265936413. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$272
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, Inc. 3 $235.71
PFIZER INC. 1 $35.84

By nature of payment

Food and Beverage
$272

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kelsey Natsuhara's medical specialty?
Dr. Kelsey Natsuhara practices Medical Oncology Physician in San Francisco, CA.
Where does Dr. Kelsey Natsuhara practice?
Dr. Kelsey Natsuhara practices at 1825 4Th St Fl 3, San Francisco, CA 941432350. Office phone: 4153537070.
What is Dr. Kelsey Natsuhara's NPI?
Dr. Kelsey Natsuhara's National Provider Identifier (NPI) is 1265936413, issued by NPPES.
Does Dr. Kelsey Natsuhara accept Medicare assignment?
Yes. Dr. Kelsey Natsuhara accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.