Doctor profile · Federal record

Dr. Nathan Nguyen, M.D,

Family Medicine Physician (CMS: Family Practice) · Wharton, TX

  • NPI 1821256942
  • Accepts Medicare
  • 21 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1403 Valhalla Dr
Wharton, TX 774889218
(979) 532-2000
fax (979) 532-2008

Credentials & registration

NPPES · NUCC
NPI registered
May 2008 — 18 yrs on file
Profile last updated
March 7, 2023
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Texas #N0318

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821256942. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
25
Distinct HCPCS
2
Medicare allowed
$1,070
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 14 14 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 11 11 $87

In context: peer comparison

Among 1 peers in Wharton Family Medicine Physician, average services per provider: 12. This provider delivers 2.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$600
Transactions
40
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 15 $160.59
AstraZeneca Pharmaceuticals Lp 8 $134.60
Novo Nordisk INC 4 $65.86
Amgen INC. 3 $62.82
Abbvie INC. 2 $33.96
Pfizer INC. 2 $30.84
Otsuka America Pharmaceutical, INC. 1 $24.82
Phathom Pharmaceuticals, INC. 1 $20.82
Shield Therapeutics INC 1 $19.05
GlaxoSmithKline, LLC. 1 $16.69
Janssen Pharmaceuticals, INC 1 $15.55
Xeris Pharmaceuticals, INC. 1 $14.08

By nature of payment

Food and Beverage
$600

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,484
Patients
1,621
Total drug cost
$65,332
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 635 213 $4,085
Levothyroxine Sodium Generic 575 164 $7,375
Atorvastatin Calcium Generic 550 189 $6,556
Losartan Potassium Generic 424 139 $5,950
Metformin Hcl Generic 286 93 $2,170
Lisinopril Generic 276 90 $2,318
Liothyronine Sodium Generic 235 64 $18,481
Azithromycin Generic 229 192 $1,226
Gabapentin Generic 224 82 $4,649
Tamsulosin Hcl Generic 212 76 $5,342

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathan Nguyen's medical specialty?
Dr. Nathan Nguyen practices Family Medicine Physician in Wharton, TX.
Where does Dr. Nathan Nguyen practice?
Dr. Nathan Nguyen practices at 1403 Valhalla Dr, Wharton, TX 774889218. Office phone: 9795322000.
What is Dr. Nathan Nguyen's NPI?
Dr. Nathan Nguyen's National Provider Identifier (NPI) is 1821256942, issued by NPPES.
Does Dr. Nathan Nguyen accept Medicare assignment?
Yes. Dr. Nathan Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.