PETER B KASSIS (MD) – Addiction Medicine (Family Medicine) Physician, NPI 1962416982

PETER B KASSIS (MD) is a healthcare provider. based in Northampton, Massachusetts. specializing in Addiction Medicine (Family Medicine) Physician. They hold the professional credentials MD. They hold a License No. 21217 (ME). The NPI Number for PETER B KASSIS (MD) is 1962416982

Main info

Male
Name
PETER B KASSIS (MD)
NPI
1962416982
Phone
(413) 387-4101
Address
325B King St
Enumeration Date
27 July 2006
Last Update Date
29 June 2020
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience88
Completeness75
Years active:19State licenses:6Digital endpointsOther names

Provider Addresses for PETER B KASSIS (MD)

  • 325B King St

    Northampton, MA 010602370

    Phone: (413) 387-4101

    Fax: (413) 387-4119

    Type: Location

  • 251, Main Street, Exeter, South County, Rhode Island, 02822, United States

    EXETER, RI 028221619

    Phone: (401) 295-0960

    Type: Mailing

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: 2018-12-06

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20181206003106IAddiction MedicineVTTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

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 01060)

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Reviews

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Frequently asked questions

What federal number belongs to PETER B KASSIS (MD)?
The federal identifier for PETER B KASSIS (MD) is NPI 1962416982.
Is PETER B KASSIS (MD)'s NPI currently valid?
The extract we use shows PETER B KASSIS (MD) as active.
What kind of provider is PETER B KASSIS (MD)?
The page reflects Addiction Medicine (Family Medicine) Physician for PETER B KASSIS (MD). Clinical services aligned with this taxonomy classification.
What location shows for PETER B KASSIS (MD)?
We surface Northampton, Massachusetts for PETER B KASSIS (MD) based on available NPPES addresses.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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