GERALD JOHN RIFFELMACHER (M.D.) – Internal Medicine Physician, NPI 1457351900

GERALD JOHN RIFFELMACHER (M.D.) is a healthcare provider. based in Medford, Massachusetts. specializing in Internal Medicine Physician. They hold the professional credentials M.D.. They hold a License No. 43699 (MA). The NPI Number for GERALD JOHN RIFFELMACHER (M.D.) is 1457351900

Main info

Male
Name
GERALD JOHN RIFFELMACHER (M.D.)
NPI
1457351900
Phone
(781) 395-7638
Address
101 MAIN ST
Enumeration Date
27 July 2005
Last Update Date
2 May 2012
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

Loading map...

Provider Addresses for GERALD JOHN RIFFELMACHER (M.D.)

  • 101, Main Street, Medford, Middlesex County, Massachusetts, 02155, United States

    SUITE 202

    MEDFORD, MA 021554540

    Phone: (781) 395-7638

    Fax: (781) 395-2915

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

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

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

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

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 02155)

Loading plans...

Provider's Procedures

GERALD JOHN RIFFELMACHER (M.D.) performs procedures in Internal Medicine Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
INTERNAL MEDICINEMA90670Pneumococcal vaccine for injection into muscle6565

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

What unique ID ties claims to GERALD JOHN RIFFELMACHER (M.D.)?
NPI 1457351900 is assigned to GERALD JOHN RIFFELMACHER (M.D.) under the national enumeration system.
Is GERALD JOHN RIFFELMACHER (M.D.)'s NPI currently valid?
The extract we use shows GERALD JOHN RIFFELMACHER (M.D.) as active.
Does GERALD JOHN RIFFELMACHER (M.D.) list a primary specialty?
If you are matching referrals, note Internal Medicine Physician for GERALD JOHN RIFFELMACHER (M.D.). Clinical services aligned with this taxonomy classification.
Where does public data place GERALD JOHN RIFFELMACHER (M.D.)?
The snapshot lists Medford, Massachusetts for GERALD JOHN RIFFELMACHER (M.D.); download NPPES for the complete set.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

Similar Providers

DR. CALLIE M. TAFFE (M.D.)

Internal Medicine Physician
725, Concord Avenue, Cambridge, Middlesex County, Massachusetts, 02474-8735, United States
NPI: 1346238722

EDWARD J MOSTONE (DPM)

Primary Podiatric Medicine Podiatrist
423;425, Salem Street, Glenwood, Medford, Middlesex County, Massachusetts, 02155, United States
NPI: 1043208242

PAULA M FANG (MD)

Internal Medicine Physician
Lawrence Memorial Hospital, 170, Governors Avenue, Medford, Middlesex County, Massachusetts, 02155, United States
NPI: 1194714550

CRISTINA HOLT (MD)

Internal Medicine Physician
170 GOVERNORS AVE STE 256
NPI: 1336139849

ELEANOR P MORESCO (MD)

Internal Medicine Physician
101, Main Street, Medford, Middlesex County, Massachusetts, 02155, United States
NPI: 1790775211

DR. DUNCAN MCNICOL KUHN (MD)

Critical Care Medicine (Internal Medicine) Physician
Cambridge Hospital, 1493, Cambridge Street, Inman Square, Cambridge, Middlesex County, Massachusetts, 02139, United States
NPI: 1124018304

DR. ROBERT S WEINSTEIN (MD)

Internal Medicine Physician
Lawrence Memorial Hospital, 170, Governors Avenue, Medford, Middlesex County, Massachusetts, 02155, United States
NPI: 1801887831

DR. JOSEPH M JR. MURPHY (M.D.)

Internal Medicine Physician
Lawrence Memorial Hospital, 170, Governors Avenue, Medford, Middlesex County, Massachusetts, 02155, United States
NPI: 1134110398

DR. NANCY CIBOTTI GRANOF (MD)

Internal Medicine Physician
41 Mall Rd
NPI: 1336120815