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

Mark Philip Epstein, MD

Individual provider Specialist · NPI 1891760005

Mark Philip Epstein, MD is a Gastroenterology in Concord, Massachusetts. Qualified in 1988, 38 years ago. Practices with Middlesex Gastroenterolgy PC, a 13-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
38
Licensed in
MA
In the registry since
2006
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

131 Ornac John Cuming Bldg Ste 560
Concord, MA 01742
Phone: (978) 371-1551
Fax: (978) 371-1518
Show map & directions

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

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence 157680 (MA)

Record details

NPI number1891760005
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 21, 2006
Last updated in NPPESJuly 8, 2007
Mailing address131 Ornac, John Cuming Building Suite 560, Concord, MA 01742

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolOTHER
Graduated 1988 (38 years in practice)
Group practice Middlesex Gastroenterolgy Pc — 13 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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