Doctor profile · Federal record

Dr. Leland Foshag, M.D.

Surgical Oncology Physician (CMS: Surgical Oncology) · Los Angeles, CA

  • NPI 1659441293
  • Accepts Medicare
  • MIPS 84.1 / 100 · 2023
  • 51 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
11818 Wilshire Blvd, Suite 200
Los Angeles, CA 900256646
(310) 479-1215
fax (310) 943-3144
Mailing address
2001 Santa Monica Blvd, Suite 560W
Santa Monica, CA 904042102

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
March 7, 2023
Year of graduation
1975 — 51 yrs since
Specialty taxonomy
2086X0206X — NUCC code
State license (1)
California #G61645

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659441293. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
509
Distinct HCPCS
10
Medicare allowed
$54,664
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 147 90 $105
99214 Established patient office or other outpatient visit, 30-39 minutes 70 36 $141
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 64 18 $127
99204 New patient office or other outpatient visit, 45-59 minutes 28 28 $140
80053 Blood test, comprehensive group of blood chemicals 24 19 $10
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 24 19 $8
99205 New patient office or other outpatient visit, 60-74 minutes 24 24 $241
99215 Established patient office or other outpatient visit, 40-54 minutes 19 19 $147
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 19 19 $186
83615 Lactate dehydrogenase (enzyme) level 17 16 $6

In context: peer comparison

Among 10 peers in Los Angeles Surgical Oncology Physician, average services per provider: 37. This provider delivers 14× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Leland Foshag's medical specialty?
Dr. Leland Foshag practices Surgical Oncology Physician in Los Angeles, CA.
Where does Dr. Leland Foshag practice?
Dr. Leland Foshag practices at 11818 Wilshire Blvd, Los Angeles, CA 900256646. Office phone: 3104791215.
What is Dr. Leland Foshag's NPI?
Dr. Leland Foshag's National Provider Identifier (NPI) is 1659441293, issued by NPPES.
Does Dr. Leland Foshag accept Medicare assignment?
Yes. Dr. Leland Foshag accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Leland Foshag commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.