Doctor profile · Federal record

Dr. Christopher Larson, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · San Diego, CA

  • NPI 1558592121
  • Accepts Medicare
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
200 W Arbor Dr
San Diego, CA 921039000
(800) 926-8273
Additional location
9500 Gilman Dr, Leichtag Building, Suite 380
La Jolla, CA 920930671
(619) 543-3692
fax (619) 543-6529
Mailing address
File 57326
Los Angeles, CA 900747326

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
November 13, 2025
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
California #A116171

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558592121. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$48
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
SpringWorks Therapeutics, INC. 1 $48.39

By nature of payment

Food and Beverage
$48

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Larson's medical specialty?
Dr. Christopher Larson practices Hematology & Oncology Physician in San Diego, CA.
Where does Dr. Christopher Larson practice?
Dr. Christopher Larson practices at 200 W Arbor Dr, San Diego, CA 921039000. Office phone: 8009268273.
What is Dr. Christopher Larson's NPI?
Dr. Christopher Larson's National Provider Identifier (NPI) is 1558592121, issued by NPPES.
Does Dr. Christopher Larson accept Medicare assignment?
Yes. Dr. Christopher Larson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.