DR. THOMAS ANTHONY GIANGRASSO (M.D.) – Allergy & Immunology (Internal Medicine) Physician, NPI 1609810449

DR. THOMAS ANTHONY GIANGRASSO (M.D.) is a healthcare provider. based in Succasunna, New Jersey. specializing in Allergy & Immunology (Internal Medicine) Physician. They hold the professional credentials M.D.. They hold a License No. 25MA03930900 (NJ). The NPI Number for DR. THOMAS ANTHONY GIANGRASSO (M.D.) is 1609810449

Main info

Male
51 Years Of Experience
Accepts Medicare Assignment
Name
DR. THOMAS ANTHONY GIANGRASSO (M.D.)
NPI
1609810449
Phone
(973) 584-1391
Address
66 SUNSET STRIP
Enumeration Date
15 June 2006
Last Update Date
1 September 2015

Doctor Profile

Medical School Name
MEDICAL COLLEGE OF PENNSYLVANIA
Secondary Phone
9739890500
Graduation Year
1975 (51 years ago)
PAC ID
0648296798
Group Practice PAC ID
6406991611
Professional Enrollment ID
I20051019000048
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

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Provider Addresses for DR. THOMAS ANTHONY GIANGRASSO (M.D.)

  • 66, Sunset Strip, Succasunna, Roxbury Township, Morris County, New Jersey, 07847, United States

    SUITE 207

    SUCCASUNNA, NJ 07876

    Phone: (973) 584-1391

    Fax: (973) 584-7017

    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

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 07876)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 6406991611View full group profile
NameSpecialtyState
DR. JEANNE M PARE (M.D.)
Rheumatology, Internal MedicineNJ
DR. STEVEN JAY GOLOMBEK (M.D.)
Rheumatology, Internal MedicineNJ
DR. STEPHEN BIGELSEN (M.D.)
Allergy/Immunology, Internal MedicineNJ
MARK ADAM TRATENBERG (D.O.)
Rheumatology, Internal MedicineNJ

Reviews

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Frequently asked questions

What is the standard ID for DR. THOMAS ANTHONY GIANGRASSO (M.D.) in the U.S.?
In the U.S., DR. THOMAS ANTHONY GIANGRASSO (M.D.) is identified by NPI 1609810449.
Is DR. THOMAS ANTHONY GIANGRASSO (M.D.)'s NPI status active today?
Active status means DR. THOMAS ANTHONY GIANGRASSO (M.D.)'s NPI record is not deactivated in the public file.
What type of care does DR. THOMAS ANTHONY GIANGRASSO (M.D.) provide?
DR. THOMAS ANTHONY GIANGRASSO (M.D.)'s profile centers on Allergy & Immunology (Internal Medicine) Physician. Clinical services aligned with this taxonomy classification.
What geographic area is tied to DR. THOMAS ANTHONY GIANGRASSO (M.D.)?
DR. THOMAS ANTHONY GIANGRASSO (M.D.) is associated with Succasunna, New Jersey in the same public data insurers reference.
Can I verify credentials using only NPI?
NPI confirms identity in the directory; licensure and board certification require separate checks.

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