Doctor profile · Federal record

Dr. Catherine Weaver, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Los Angeles, CA

  • NPI 1114260858
  • Accepts Medicare
  • MIPS 93.2 / 100 · 2023
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
757 Westwood Plz Ste 1517
Los Angeles, CA 900958358
(310) 825-2111
Additional location
924 Westwood Boulevard, Suite 300, UCLA Emergency Medicine
Los Angeles, CA 90095
(310) 794-0585
Mailing address
5767 W Century Blvd Ste 400
Los Angeles, CA 900455631

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A135102

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114260858. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
124
Distinct HCPCS
4
Medicare allowed
$18,178
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 48 48 $180
99291 Critical care, first 30-74 minutes 31 31 $226
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 27 25 $9
99284 Emergency department visit with moderate level of medical decision making 18 18 $127

In context: peer comparison

Among 185 peers in Los Angeles Emergency Medicine Physician, average services per provider: 87. This provider delivers 1.4× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Weaver's medical specialty?
Dr. Catherine Weaver practices Emergency Medicine Physician in Los Angeles, CA.
Where does Dr. Catherine Weaver practice?
Dr. Catherine Weaver practices at 757 Westwood Plz Ste 1517, Los Angeles, CA 900958358. Office phone: 3108252111.
What is Dr. Catherine Weaver's NPI?
Dr. Catherine Weaver's National Provider Identifier (NPI) is 1114260858, issued by NPPES.
Does Dr. Catherine Weaver accept Medicare assignment?
Yes. Dr. Catherine Weaver accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Weaver commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.