Doctor profile · Federal record

Dr. Christopher Lam, MD

Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Saint Paul, MN

  • NPI 1013443282
  • Accepts Medicare
  • 9 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1390 University Ave W
Saint Paul, MN 551044001
(651) 232-4800
Additional location
4502 Medical Dr
San Antonio, TX 782294402
(210) 567-0777
Mailing address
1700 University Ave W Fl 6
Saint Paul, MN 551043727

Credentials & registration

NPPES · NUCC
NPI registered
May 2017 — 9 yrs on file
Profile last updated
October 30, 2025
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Minnesota #78415 · Texas #S0932

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013443282. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
264
Distinct HCPCS
4
Medicare allowed
$28,700
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 122 38 $116
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 81 34 $77
99239 Hospital discharge day management, more than 30 minutes 37 37 $112
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 24 24 $170

In context: peer comparison

Among 83 peers in this city , average services per provider: 109. This provider delivers 2.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
0
Total drug cost
$81
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 11 0 $81

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Lam's medical specialty?
Dr. Christopher Lam practices Internal Medicine Physician in Saint Paul, MN.
Where does Dr. Christopher Lam practice?
Dr. Christopher Lam practices at 1390 University Ave W, Saint Paul, MN 551044001. Office phone: 6512324800.
What is Dr. Christopher Lam's NPI?
Dr. Christopher Lam's National Provider Identifier (NPI) is 1013443282, issued by NPPES.
Does Dr. Christopher Lam accept Medicare assignment?
Yes. Dr. Christopher Lam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Lam commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.