Doctor profile · Federal record

Dr. Brian Brotherton, MD

Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Pediatrics Physician · Internal Medicine Physician · Los Angeles, CA

  • NPI 1205133188
  • Accepts Medicare
  • 21 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2020 Zonal Ave Rm 112
Los Angeles, CA 900890121
(323) 226-3688
Additional location
350 N Wilmot RD
Tucson, AZ 857112602
(520) 296-3211

Credentials & registration

NPPES · NUCC
NPI registered
February 2011 — 15 yrs on file
Profile last updated
April 1, 2025
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
California #A115778

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205133188. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
249
Distinct HCPCS
2
Medicare allowed
$46,897
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 199 104 $207
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 50 38 $115

In context: peer comparison

Among 20 peers in Los Angeles Critical Care Medicine (Internal Medicine) Physician, average services per provider: 61. This provider delivers 4.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian Brotherton's medical specialty?
Dr. Brian Brotherton practices Critical Care Medicine (Internal Medicine) Physician in Los Angeles, CA.
Where does Dr. Brian Brotherton practice?
Dr. Brian Brotherton practices at 2020 Zonal Ave Rm 112, Los Angeles, CA 900890121. Office phone: 3232263688.
What is Dr. Brian Brotherton's NPI?
Dr. Brian Brotherton's National Provider Identifier (NPI) is 1205133188, issued by NPPES.
Does Dr. Brian Brotherton accept Medicare assignment?
Yes. Dr. Brian Brotherton accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brian Brotherton commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.