Doctor profile · Federal record

Dr. Tolam Nguyen, D.O.

Internal Medicine Physician (CMS: Hospitalist) · Emergency Medicine Physician · Lansing, MI

  • NPI 1437311339
  • Accepts Medicare
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1540 Lake Lansing RD, Suite 102
Lansing, MI 489123756
(517) 913-3810
fax (517) 913-3811

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
March 1, 2021
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Michigan #5101017715 · Michigan #510101775

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437311339. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
47
Distinct HCPCS
1
Medicare allowed
$7,880
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 47 46 $168

In context: peer comparison

Among 30 peers in Lansing Internal Medicine Physician, average services per provider: 105. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$40
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Ucb, INC. 1 $22.72
Pfizer INC. 1 $16.86

By nature of payment

Food and Beverage
$40

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tolam Nguyen's medical specialty?
Dr. Tolam Nguyen practices Internal Medicine Physician in Lansing, MI.
Where does Dr. Tolam Nguyen practice?
Dr. Tolam Nguyen practices at 1540 Lake Lansing RD, Lansing, MI 489123756. Office phone: 5179133810.
What is Dr. Tolam Nguyen's NPI?
Dr. Tolam Nguyen's National Provider Identifier (NPI) is 1437311339, issued by NPPES.
Does Dr. Tolam Nguyen accept Medicare assignment?
Yes. Dr. Tolam Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tolam Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.