Doctor profile · Federal record

Dr. Peter Mazanec, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Student in an Organized Health Care Education/Training Program · West Hollywood, CA

  • NPI 1598296105
  • Accepts Medicare
  • MIPS 84.1 / 100 · 2023
  • 9 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
8700 Beverly Blvd
West Hollywood, CA 900481804
(310) 423-1447
Additional location
1411 E 31St St, Dept. of Surgery
Oakland, CA 946021018
(510) 437-4965
Mailing address
1411 E 31St St, Dept. of Surgery
Oakland, CA 946021018

Credentials & registration

NPPES · NUCC
NPI registered
March 2017 — 9 yrs on file
Profile last updated
October 10, 2022
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
California #A161433

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598296105. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
96
Distinct HCPCS
5
Medicare allowed
$21,731
HCPCS Description Services Patients Avg allowed
01480 Anesthesia for other procedure on lower leg, ankle, and foot bones 29 29 $174
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 20 20 $180
36620 Insertion of artery tube for blood sampling or infusion through skin 20 20 $46
01402 Anesthesia for procedure for total knee joint replacement 16 16 $352
00670 Anesthesia for extensive surgery on spine 11 11 $595

In context: peer comparison

Among 72 peers in this city , average services per provider: 30. This provider delivers 3.2× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Peter Mazanec's medical specialty?
Dr. Peter Mazanec practices Anesthesiology Physician in West Hollywood, CA.
Where does Dr. Peter Mazanec practice?
Dr. Peter Mazanec practices at 8700 Beverly Blvd, West Hollywood, CA 900481804. Office phone: 3104231447.
What is Dr. Peter Mazanec's NPI?
Dr. Peter Mazanec's National Provider Identifier (NPI) is 1598296105, issued by NPPES.
Does Dr. Peter Mazanec accept Medicare assignment?
Yes. Dr. Peter Mazanec accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peter Mazanec commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on lower leg, ankle, and foot bones (HCPCS 01480); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620). Source: CMS Medicare Physician & Other Practitioners file.