Doctor profile · Federal record

Dr. Lester Ong, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Stephenville, TX

  • NPI 1255337119
  • Accepts Medicare
  • MIPS 94.9 / 100 · 2023
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
150 River North Blvd
Stephenville, TX 764011803
(254) 968-6051
fax (254) 968-4204

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
October 6, 2022
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Texas #K1603
Medicaid
TX #042755101

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255337119. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,580
Distinct HCPCS
10
Medicare allowed
$220,193
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 1,076 451 $88
36415 Insertion of needle into vein for collection of blood sample 551 321 $8
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 394 290 $8
80053 Blood test, comprehensive group of blood chemicals 244 205 $10
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 214 35 $61
80061 Blood test, lipids (cholesterol and triglycerides) 139 133 $13
83036 Hemoglobin a1c level 135 90 $10
80048 Blood test, basic group of blood chemicals (calcium, total) 133 109 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 126 126 $126
G0444 Annual depression screening, 5 to 15 minutes 121 121 $18

In context: peer comparison

Among 4 peers in Stephenville Internal Medicine Physician, average services per provider: 117. This provider delivers 39× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$433
Transactions
19
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 4 $91.28
Ge Healthcare 1 $71.92
Dexcom, INC. 3 $57.01
Phathom Pharmaceuticals, INC. 2 $44.37
Exact Sciences Corporation 2 $40.69
Sanofi-Aventis U.S. LLC 1 $32.31
AstraZeneca Pharmaceuticals Lp 1 $18.94
Amgen INC. 1 $17.27
Bayer Healthcare Pharmaceuticals INC. 1 $16.78
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 1 $16.04
Novo Nordisk INC 1 $13.31
Zimmer Biomet Holdings, INC. 1 $13.15

By nature of payment

Food and Beverage
$433

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
6,663
Patients
1,459
Total drug cost
$93,362
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 767 177 $9,981
Levothyroxine Sodium Generic 631 139 $8,422
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 591 85 $16,224
Gabapentin Generic 574 110 $11,138
Amlodipine Besylate Generic 509 115 $4,437
Furosemide Generic 493 105 $3,725
Lisinopril Generic 434 104 $3,748
Alprazolam Generic 374 60 $2,701
Glimepiride Generic 374 90 $5,475
Pantoprazole Sodium Generic 353 84 $5,002

Frequently asked questions

Auto-generated from federal data
What is Dr. Lester Ong's medical specialty?
Dr. Lester Ong practices Internal Medicine Physician in Stephenville, TX.
Where does Dr. Lester Ong practice?
Dr. Lester Ong practices at 150 River North Blvd, Stephenville, TX 764011803. Office phone: 2549686051.
What is Dr. Lester Ong's NPI?
Dr. Lester Ong's National Provider Identifier (NPI) is 1255337119, issued by NPPES.
Does Dr. Lester Ong accept Medicare assignment?
Yes. Dr. Lester Ong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lester Ong commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.