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

Dr. Gregory Heront Marcarian, MD

Individual provider Internal Medicine Physician · NPI 1346228566

Dr. Gregory Heront Marcarian, MD is an Internal Medicine in Dearborn Heights, Michigan. Graduated from Wayne State University School of Medicine in 1995, 31 years ago. Practices with Tenny Internal Medicine PLLC, a 6-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Michigan.

Years since qualifying
31
Trained at
Wayne State University School of Medicine
Licensed in
MI
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

8550 N Silvery Ln Ste B200
Dearborn Heights, MI 48127-4510
Phone: (313) 563-2288
Fax: (313) 561-7065
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 073156 (MI)

Record details

NPI number1346228566
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 6, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolWAYNE STATE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1995 (31 years in practice)
Group practice Tenny Internal Medicine Pllc — 6 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Dearborn Heights