Doctor profile · Federal record

Dr. Lam Nguyen

Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · Houston, TX

  • NPI 1205360419
  • Accepts Medicare
  • MIPS 81.3 / 100 · 2023
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
921 Gessner RD Ste 317
Houston, TX 770242501
(713) 242-3768
Mailing address
920 Frostwood Dr Ste 2.300
Houston, TX 770242314

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
September 24, 2025
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Texas #S7297

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205360419. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
307
Distinct HCPCS
3
Medicare allowed
$39,260
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 225 83 $122
99239 Hospital discharge day management, more than 30 minutes 47 46 $118
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 35 35 $178

In context: peer comparison

Among 142 peers in this city , average services per provider: 131. This provider delivers 2.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$265
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, Inc 2 $264.50

By nature of payment

Food and Beverage
$265

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
54
Patients
37
Total drug cost
$676
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 26 26 $111
Levofloxacin Generic 17 11 $387
Cefazolin Sodium Generic 11 0 $177

Frequently asked questions

Auto-generated from federal data
What is Dr. Lam Nguyen's medical specialty?
Dr. Lam Nguyen practices Hospitalist Physician in Houston, TX.
Where does Dr. Lam Nguyen practice?
Dr. Lam Nguyen practices at 921 Gessner RD Ste 317, Houston, TX 770242501. Office phone: 7132423768.
What is Dr. Lam Nguyen's NPI?
Dr. Lam Nguyen's National Provider Identifier (NPI) is 1205360419, issued by NPPES.
Does Dr. Lam Nguyen accept Medicare assignment?
Yes. Dr. Lam Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lam Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.