DR. TAMMY C. HARRIS (M.D.) – Family Medicine Physician, NPI 1851319677

DR. TAMMY C. HARRIS (M.D.) is a healthcare provider. based in Southborough, Massachusetts. specializing in Family Medicine Physician. They hold the professional credentials M.D.. They hold a License No. 53037 (MA). The NPI Number for DR. TAMMY C. HARRIS (M.D.) is 1851319677

Main info

Female
43 Years Of Experience
Accepts Medicare Assignment
Name
DR. TAMMY C. HARRIS (M.D.)
NPI
1851319677
Phone
(508) 460-3250
Address
24 NEWTON ST
Enumeration Date
18 July 2006
Last Update Date
31 January 2011

Doctor Profile

Medical School Name
YALE UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
5084864472
Graduation Year
1983 (43 years ago)
PAC ID
1951331248
Group Practice PAC ID
5597755322
Professional Enrollment ID
I20050816001113
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. TAMMY C. HARRIS (M.D.)

  • 24;28, Newton Street, Southborough, Worcester County, Massachusetts, 01745, United States

    SOUTHBOROUGH, MA 017721215

    Phone: (508) 460-3250

    Fax: (508) 460-3223

    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 1 Open Payments records for all available years, with a total value of $130.

Total Amount is formed as General ($130) + Research ($0) + Ownership ($0) = $130.

Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Abbott Laboratories ($130).

Total Amount

$130

General + Research + Ownership

Payments

1

Total payment records

General Amount

$130

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-19

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
Abbott Laboratories$130
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: 2005-08-16

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
I20050816001113IFamily PracticeMATBD

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 01772)

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Provider's Procedures

DR. TAMMY C. HARRIS (M.D.) performs procedures in Family Medicine Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
FAMILY MEDICINEMA90670Pneumococcal vaccine for injection into muscle2222

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: 5597755322View full group profile
NameSpecialtyState
D E R M A T O L O G YMA
Internal MedicineMA
-MA
-MA
Emergency MedicineMA
Physical Therapist In Private PracticeMA
Physician AssistantMA
Family PracticeMA
Clinical PsychologistMA
-MA

Reviews

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Frequently asked questions

What is the standard ID for DR. TAMMY C. HARRIS (M.D.) in the U.S.?
In the U.S., DR. TAMMY C. HARRIS (M.D.) is identified by NPI 1851319677.
Should I treat DR. TAMMY C. HARRIS (M.D.) as an active provider?
Patients and plans typically see DR. TAMMY C. HARRIS (M.D.) as active in the national extract.
What type of care does DR. TAMMY C. HARRIS (M.D.) provide?
DR. TAMMY C. HARRIS (M.D.)'s profile centers on Family Medicine Physician. Clinical services aligned with this taxonomy classification.
Which community is linked to DR. TAMMY C. HARRIS (M.D.)?
DR. TAMMY C. HARRIS (M.D.) shows a connection to Southborough, Massachusetts in registry-derived data.
Can I verify credentials using only NPI?
NPI confirms identity in the directory; licensure and board certification require separate checks.

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