Doctor profile · Federal record

Dr. Lionel Lee, D.O.

General Practice Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Colton, CA

  • NPI 1922259001
  • Accepts Medicare
  • MIPS 97.8 / 100 · 2023
  • 19 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
400 N Pepper Ave
Colton, CA 923241801
(909) 580-1000

Credentials & registration

NPPES · NUCC
NPI registered
October 2008 — 18 yrs on file
Profile last updated
August 25, 2023
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
208D00000X — NUCC code
State licenses (2)
California #20A10558 · Arizona #008292

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922259001. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
32
Distinct HCPCS
2
Medicare allowed
$4,774
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 19 19 $171
99284 Emergency department visit with moderate level of medical decision making 13 13 $117

In context: peer comparison

Among 2 peers in this city , average services per provider: 196. This provider delivers 0.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
43
Patients
38
Total drug cost
$228
Drug Type Claims Patients Total cost
Prednisone Generic 31 26 $74
Doxycycline Hyclate Generic 12 12 $154

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lionel Lee's medical specialty?
Dr. Lionel Lee practices General Practice Physician in Colton, CA.
Where does Dr. Lionel Lee practice?
Dr. Lionel Lee practices at 400 N Pepper Ave, Colton, CA 923241801. Office phone: 9095801000.
What is Dr. Lionel Lee's NPI?
Dr. Lionel Lee's National Provider Identifier (NPI) is 1922259001, issued by NPPES.
Does Dr. Lionel Lee accept Medicare assignment?
Yes. Dr. Lionel Lee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lionel Lee 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.