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

Dr. Mark Harold Allen, MD

Individual provider Family Medicine Physician · NPI 1285633198

Dr. Mark Harold Allen, MD is a Family Medicine Physician in Greenfield, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2005.

Licensed in
MA
In the registry since
2005
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

329 Conway St Greenfield Health Ctr
Greenfield, MA 01301-1526
Phone: (413) 774-6301
Fax: (413) 774-6528
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 37955 (MA)

Record details

NPI number1285633198
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 21, 2005
Last updated in NPPESJuly 13, 2026
Mailing address329 Conway St, Greenfield Health Center, Greenfield, MA 01301-1526

Other providers in Greenfield