JEFFREY A. ZESIGER (MD) – Hospice and Palliative Medicine (Internal Medicine) Physician, NPI 1891777058

JEFFREY A. ZESIGER (MD) is a healthcare provider. based in Northampton, Massachusetts. specializing in Hospice and Palliative Medicine (Internal Medicine) Physician. They hold the professional credentials MD. They hold a License No. 60129 (MA). The NPI Number for JEFFREY A. ZESIGER (MD) is 1891777058

Main info

Male
43 Years Of Experience
Accepts Medicare Assignment
Name
JEFFREY A. ZESIGER (MD)
NPI
1891777058
Phone
(413) 585-0700
Address
76 CARLON DR
Enumeration Date
15 November 2005
Last Update Date
14 February 2023

Doctor Profile

Medical School Name
UNIVERSITY OF VERMONT COLLEGE OF MEDICINE
Secondary Phone
4137948121
Graduation Year
1983 (43 years ago)
PAC ID
9436194560
Group Practice PAC ID
5991602971
Professional Enrollment ID
I20050620001122
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience74
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for JEFFREY A. ZESIGER (MD)

  • 76, Carlon Drive, Northampton, Hampshire County, Massachusetts, 1060, United States

    NORTHAMPTON, MA 010602373

    Phone: (413) 585-0700

    Fax: (413) 586-7017

    Type: Mailing

  • 280 CHESTNUT ST FL 2

    SPRINGFIELD, MA 011991001

    Phone: (413) 794-5700

    Type: Mailing

  • 759 CHESTNUT ST

    SPRINGFIELD, MA 011071619

    Phone: (413) 794-3147

    Fax: (413) 794-4054

    Type: Location

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.

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.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2025-06-16

PECOS data refreshed: 2026-05-27

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99497Advance care planning, first 30 minutes2214$0
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes1111$0
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Insurance plans in this area (ZIP 01060)

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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: 5991602971View full group profile

Reviews

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Frequently asked questions

What is the registry number for JEFFREY A. ZESIGER (MD)?
The registry entry for JEFFREY A. ZESIGER (MD) shows NPI 1891777058.
Should I treat JEFFREY A. ZESIGER (MD) as an active provider?
Patients and plans typically see JEFFREY A. ZESIGER (MD) as active in the national extract.
How should patients interpret JEFFREY A. ZESIGER (MD)'s specialty?
The extract shows Hospice and Palliative Medicine (Internal Medicine) Physician for JEFFREY A. ZESIGER (MD). Clinical services aligned with this taxonomy classification.
Which community is linked to JEFFREY A. ZESIGER (MD)?
JEFFREY A. ZESIGER (MD) shows a connection to Northampton, Massachusetts in registry-derived data.
What is the difference between NPI and a medical license?
An NPI is a federal identifier; a medical license is issued by a state and governs where someone may practice.

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