DR. MARK HAROLD ALLEN (M.D.) – Family Medicine Physician, NPI 1285633198

DR. MARK HAROLD ALLEN (M.D.) is a healthcare provider. based in Greenfield, Massachusetts. specializing in Family Medicine Physician. They hold the professional credentials M.D.. They hold a License No. 37955 (MA). The NPI Number for DR. MARK HAROLD ALLEN (M.D.) is 1285633198

Main info

Male
Name
DR. MARK HAROLD ALLEN (M.D.)
NPI
1285633198
Phone
(413) 774-6301
Address
329 CONWAY ST
Enumeration Date
21 July 2005
Last Update Date
8 July 2007
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for DR. MARK HAROLD ALLEN (M.D.)

  • 329, Conway Street, Greenfield, Franklin County, Massachusetts, 01301, United States

    GREENFIELD HEALTH CENTER

    GREENFIELD, MA 013011526

    Phone: (413) 774-6301

    Fax: (413) 774-6528

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

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Medicare Enrollment & Revalidation

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Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

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Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 01301)

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Reviews

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Frequently asked questions

What is the 10-digit NPI for DR. MARK HAROLD ALLEN (M.D.)?
DR. MARK HAROLD ALLEN (M.D.) — NPI 1285633198 — is the standard way to identify this listing.
Does the file indicate DR. MARK HAROLD ALLEN (M.D.) is practicing under active NPI?
Directory data currently reports DR. MARK HAROLD ALLEN (M.D.) as active.
What taxonomy line describes DR. MARK HAROLD ALLEN (M.D.)?
For research purposes, treat DR. MARK HAROLD ALLEN (M.D.) as Family Medicine Physician in this dataset. Clinical services aligned with this taxonomy classification.
What address line appears for DR. MARK HAROLD ALLEN (M.D.)?
DR. MARK HAROLD ALLEN (M.D.)'s geographic hint is Greenfield, Massachusetts in our summary view.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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