Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Marc E. Chapman, MD

Works at hospitals in Grapevine, TX · Granbury, TX · Fort Worth, TX … · Texas

Summary

Marc E. Chapman, MD (Internal Medicine) is listed by Medicare at 4 hospitals in Grapevine, TX, Granbury, TX and Fort Worth, TX and other places. NPI 1679578777. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Marc E. Chapman, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
37Years since medical school (graduated 1989)
University Of Oklahoma College Of MedicineMedical school
MaleGender (as listed)
Catalyst Physician Group - NTX, PLLCGroup practice

Quick answers

Which hospitals does Marc E. Chapman work at?
Medicare's official clinician data lists Marc E. Chapman at 4 hospitals: Baylor Scott & White Medical Center Grapevine, Lake Granbury Medical Center, Medical City Alliance and Texas Health Harris Methodist Hurst-Euless-Bedford…. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Marc E. Chapman see patients?
Medicare's clinician data lists 1 practice location in Euless, TX. Call before your visit to confirm the address.
What is Marc E. Chapman's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Marc E. Chapman accept Medicare assignment?
Yes. Medicare's clinician data says Marc E. Chapman accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Marc E. Chapman offer telehealth?
Medicare's clinician data says Marc E. Chapman offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Marc E. Chapman?
(817) 283-2888, as listed in official Medicare / NPI Registry data.
What is Marc E. Chapman's NPI number?
1679578777. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Marc E. Chapman works

Medicare's Facility Affiliation Data lists Marc E. Chapman at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Marc E. Chapman is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Marc E. Chapman as a member of this group (CMS data updated 2026-10-02).

  • Catalyst Physician Group - NTX, PLLC86 clinicians in the group

Specialties

Find other Internal Medicine doctors in Texas →

Other internal medicine doctors in Euless

Clinicians with the same Medicare primary specialty in Euless, TX — not a recommendation.

All internal medicine doctors in Euless →

Clinician information

CredentialMD
Medical schoolUniversity Of Oklahoma College Of Medicine
Graduation year1989
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1679578777
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians