DR. PETER JAMES DEMARTINO (M.D.) – Internal Medicine Physician, NPI 1043292360

DR. PETER JAMES DEMARTINO (M.D.) is a healthcare provider. based in Acton, Massachusetts. specializing in INTERNAL MEDICINE. They hold the professional credentials M.D.. They hold a License No. 151966 (MA). The NPI Number for DR. PETER JAMES DEMARTINO (M.D.) is 1043292360

Main info

Male
36 Years Of Experience
Accepts Medicare Assignment
Name
DR. PETER JAMES DEMARTINO (M.D.)
NPI
1043292360
Phone
(978) 263-1425
Address
321 MAIN ST
Enumeration Date
14 November 2005
Last Update Date
24 March 2011

Doctor Profile

Medical School Name
GEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
9786358700
Graduation Year
1990 (36 years ago)
PAC ID
2264557529
Group Practice PAC ID
7315919404
Professional Enrollment ID
I20100910000450
Address ID
MA017203718AC321XXSTXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

7,722 INTERNAL MEDICINE in MA

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Provider Addresses for DR. PETER JAMES DEMARTINO (M.D.)

  • Acton Medical Associates, 321, Main Street, Kelley's Corner, Acton, Middlesex County, Massachusetts, 01720, United States

    ACTON, MA 017203718

    Phone: (978) 263-1425

    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.

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: 2010-09-10

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
I20100910000450IInternal MedicineMATBD

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.

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

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99213Established patient office or other outpatient visit, 20-29 minutes245185$0
36415Insertion of needle into vein for collection of blood sample240182$0
99214Established patient office or other outpatient visit, 30-39 minutes227186$0
85025Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count171162$0
80061Blood test, lipids (cholesterol and triglycerides)132125$0
View full utilization report →

Insurance plans in this area (ZIP 01720)

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Provider's Procedures

DR. PETER JAMES DEMARTINO (M.D.) performs procedures in INTERNAL MEDICINE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
INTERNAL MEDICINEMA90670Pneumococcal vaccine for injection into muscle3131

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: 7315919404View full group profile
NameSpecialtyState
-MA
Internal MedicineMA
Internal MedicineMA
Internal MedicineMA
Nurse PractitionerMA
Nurse PractitionerMA
Nurse PractitionerMA
-MA
Nurse PractitionerMA
Internal Medicine, Pediatric MedicineMA

Reviews

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Frequently asked questions

How do payers reference DR. PETER JAMES DEMARTINO (M.D.)?
For DR. PETER JAMES DEMARTINO (M.D.), use NPI 1043292360 as the unique 10-digit identifier.
Is DR. PETER JAMES DEMARTINO (M.D.) still an active registrant?
DR. PETER JAMES DEMARTINO (M.D.) carries an active NPI according to the public dataset.
What kind of doctor is DR. PETER JAMES DEMARTINO (M.D.)?
DR. PETER JAMES DEMARTINO (M.D.) is associated with Internal Medicine Physician in the directory — Clinical services aligned with this taxonomy classification.
Is DR. PETER JAMES DEMARTINO (M.D.) located near Acton?
DR. PETER JAMES DEMARTINO (M.D.) currently maps to Acton, Massachusetts in this extract.
What does 2 location(s) imply?
2 practice locations appear in the available data.

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