Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Marc Demyun, MD

Individual provider Internal Medicine Physician · NPI 1952366684

Dr. Marc Demyun, MD is a General Practice in Greenville, Texas. Qualified in 1997, 29 years ago. Practices with Hunt Memorial Hospital District, a 38-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Mississippi and Texas.

Years since qualifying
29
Licensed in
MS, TX
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4001 Ridgecrest Rd Ste A
Greenville, TX 75402-6143
Phone: (903) 453-2850
Fax: (903) 453-2859
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 2810 E Trinity Mills Rd Ste 130, Carrollton, TX 75006-2339 — (972) 417-1936
  • 4215 Joe Ramsey Blvd E, Greenville, TX 75401-7852 — (903) 408-5000

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence P8236 (TX)
Family Medicine Physician Taxonomy 207Q00000X · Licence P8236 (TX)
Internal Medicine Physician Taxonomy 207R00000X · Licence 17980 (MS)

Record details

NPI number1952366684
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 18, 2006
Last updated in NPPESSeptember 8, 2025
Certification dateSeptember 8, 2025
Mailing address2810 E Trinity Mills Rd Ste 130, Carrollton, TX 75006-2339

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL PRACTICE
Also practisesFAMILY PRACTICE
Medical schoolOTHER
Graduated 1997 (29 years in practice)
Group practice Hunt Memorial Hospital District — 38 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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