Doctor profile · Federal record

Dr. Marc Chapman, M.D.

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

  • NPI 1679578777
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
469 Westpark Way
Euless, TX 760403957
(817) 283-2888
fax (817) 283-1181

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
March 11, 2011
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Texas #L1000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679578777. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,438
Distinct HCPCS
10
Medicare allowed
$90,685
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 241 153 $89
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 221 221 $128
99214 Established patient office or other outpatient visit, 30-39 minutes 196 131 $125
G0444 Annual depression screening, 5 to 15 minutes 169 169 $18
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 98 88 $8
80053 Blood test, comprehensive group of blood chemicals 87 82 $10
80061 Blood test, lipids (cholesterol and triglycerides) 86 83 $13
84443 Blood test, thyroid stimulating hormone (tsh) 80 77 $16
80048 Blood test, basic group of blood chemicals (calcium, total) 55 47 $8
83036 Hemoglobin a1c level 52 41 $10

In context: peer comparison

Among 10 peers in Euless Internal Medicine Physician, average services per provider: 90. This provider delivers 16× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$422
Transactions
20
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 4 $83.00
Abbott Laboratories 3 $70.32
Novo Nordisk INC 3 $51.34
Lilly USA, LLC 2 $40.02
Inspire Medical Systems, INC. 1 $32.17
Abbvie INC. 2 $31.06
Acella Pharmaceuticals, LLC 1 $28.91
Optinose US, INC. 1 $25.30
Inari Medical, INC. 1 $23.89
Exact Sciences Corporation 1 $22.50
Sumitomo Pharma America, INC. 1 $13.57

By nature of payment

Food and Beverage
$422

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,581
Patients
1,378
Total drug cost
$76,931
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 925 232 $11,638
Levothyroxine Sodium Generic 664 144 $11,654
Amlodipine Besylate Generic 495 131 $4,616
Metformin Hcl Generic 468 115 $5,498
Losartan Potassium Generic 413 111 $7,556
Pantoprazole Sodium Generic 377 96 $6,147
Lisinopril Generic 355 98 $4,082
Metoprolol Succinate Generic 308 78 $6,736
Simvastatin Generic 273 69 $3,162
Gabapentin Generic 242 65 $5,589

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marc Chapman's medical specialty?
Dr. Marc Chapman practices Internal Medicine Physician in Euless, TX.
Where does Dr. Marc Chapman practice?
Dr. Marc Chapman practices at 469 Westpark Way, Euless, TX 760403957. Office phone: 8172832888.
What is Dr. Marc Chapman's NPI?
Dr. Marc Chapman's National Provider Identifier (NPI) is 1679578777, issued by NPPES.
Does Dr. Marc Chapman accept Medicare assignment?
Yes. Dr. Marc Chapman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Chapman commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.