Doctor profile · Federal record

Dr. May Lee, M.D.

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

  • NPI 1093995516
  • Accepts Medicare
  • 23 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1520 San Pablo St Ste 1000
Los Angeles, CA 900335312
(323) 442-5100
Mailing address
Po Box 31309
Los Angeles, CA 900310309

Credentials & registration

NPPES · NUCC
NPI registered
November 2007 — 19 yrs on file
Profile last updated
November 27, 2023
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
California #C143720

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093995516. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
107
Distinct HCPCS
3
Medicare allowed
$17,375
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 52 32 $224
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 29 19 $84
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 26 22 $126

In context: peer comparison

Among 20 peers in this city , average services per provider: 61. This provider delivers 1.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. May Lee's medical specialty?
Dr. May Lee practices Critical Care Medicine (Internal Medicine) Physician in Los Angeles, CA.
Where does Dr. May Lee practice?
Dr. May Lee practices at 1520 San Pablo St Ste 1000, Los Angeles, CA 900335312. Office phone: 3234425100.
What is Dr. May Lee's NPI?
Dr. May Lee's National Provider Identifier (NPI) is 1093995516, issued by NPPES.
Does Dr. May Lee accept Medicare assignment?
Yes. Dr. May Lee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. May Lee commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.