Doctor profile · Federal record

Dr. Katrina John, M.B.B.Ch.

Emergency Medicine Physician (CMS: Emergency Medicine) · San Diego, CA

  • NPI 1255569786
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3434 Midway Dr Ste 1002
San Diego, CA 921104924
(619) 225-6200

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
February 26, 2021
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A127303

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255569786. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
64
Distinct HCPCS
2
Medicare allowed
$10,171
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 43 43 $177
99284 Emergency department visit with moderate level of medical decision making 21 20 $122

In context: peer comparison

Among 130 peers in San Diego Emergency Medicine Physician, average services per provider: 67. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Katrina John's medical specialty?
Dr. Katrina John practices Emergency Medicine Physician in San Diego, CA.
Where does Dr. Katrina John practice?
Dr. Katrina John practices at 3434 Midway Dr Ste 1002, San Diego, CA 921104924. Office phone: 6192256200.
What is Dr. Katrina John's NPI?
Dr. Katrina John's National Provider Identifier (NPI) is 1255569786, issued by NPPES.
Does Dr. Katrina John accept Medicare assignment?
Yes. Dr. Katrina John accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katrina John commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.