DR. THOMAS M WHELAN (M.D.) – Family Medicine Physician, NPI 1972543692

DR. THOMAS M WHELAN (M.D.) is a healthcare provider. based in Brookfield, Connecticut. specializing in Family Medicine Physician. They hold the professional credentials M.D.. They hold a License No. 57225 (CT). The NPI Number for DR. THOMAS M WHELAN (M.D.) is 1972543692

Main info

Male
32 Years Of Experience
Accepts Medicare Assignment
Name
DR. THOMAS M WHELAN (M.D.)
NPI
1972543692
Phone
(203) 775-6365
Address
401 FEDERAL RD
Enumeration Date
8 June 2006
Last Update Date
2 June 2020

Doctor Profile

Medical School Name
UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL SCHOOL OF MEDICINE
Secondary Phone
2037756365
Graduation Year
1994 (32 years ago)
PAC ID
8325938459
Group Practice PAC ID
4789597691
Professional Enrollment ID
I20180207001755
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for DR. THOMAS M WHELAN (M.D.)

  • 401, Federal Road, Brookfield Center, Brookfield, Western Connecticut Planning Region, Connecticut, 06804, United States

    BROOKFIELD, CT 068042037

    Phone: (203) 775-6365

    Fax: (203) 740-3010

    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)

CMS reports 97 Open Payments records for all available years, with a total value of $1,829.

Total Amount is formed as General ($1,829) + Research ($0) + Ownership ($0) = $1,829.

Last reported payment date: 2024-11-13 • Largest payer in this snapshot: PFIZER INC. ($371).

Total Amount

$1,829

General + Research + Ownership

Payments

97

Total payment records

General Amount

$1,829

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-11-13

Latest reported date

View all Open Payments →|Open Payments Risk Radar →

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: 2018-02-07

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
I20180207001755IFamily PracticeCTTBD

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 06804)

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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: 4789597691View full group profile

Reviews

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Frequently asked questions

How do I look up DR. THOMAS M WHELAN (M.D.) by NPI?
Use NPI 1972543692 when you need to reference DR. THOMAS M WHELAN (M.D.) in forms, claims, or directories.
Is DR. THOMAS M WHELAN (M.D.) currently active in the NPI registry?
CMS-published data lists DR. THOMAS M WHELAN (M.D.) as an active registrant.
What kind of provider is DR. THOMAS M WHELAN (M.D.)?
The page reflects Family Medicine Physician for DR. THOMAS M WHELAN (M.D.). Clinical services aligned with this taxonomy classification.
Where is DR. THOMAS M WHELAN (M.D.)'s primary listing?
We display Brookfield, Connecticut because that is what the record indicates for DR. THOMAS M WHELAN (M.D.).
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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