PETER C SCHALOCK (M.D.) – Dermatology Physician, NPI 1265490866

PETER C SCHALOCK (M.D.) is a healthcare provider. based in Marlborough, Massachusetts. specializing in Dermatology Physician. They hold the professional credentials M.D.. They hold a License No. 227466 (MA). The NPI Number for PETER C SCHALOCK (M.D.) is 1265490866

Main info

Male
24 Years Of Experience
Accepts Medicare Assignment
Name
PETER C SCHALOCK (M.D.)
NPI
1265490866
Phone
(617) 726-2914
Address
340 MAPLE ST
Enumeration Date
3 May 2006
Last Update Date
19 October 2017

Doctor Profile

Medical School Name
OREGON HEALTH SCIENCES UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
5084857779857779
Graduation Year
2002 (24 years ago)
PAC ID
4688677818
Group Practice PAC ID
0143270868
Professional Enrollment ID
I20060809000030
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

Provider Addresses for PETER C SCHALOCK (M.D.)

  • 340, Maple Street, Marlborough Junction, Marlborough, Middlesex County, Massachusetts, 01752-3260, United States

    STE 203

    MARLBOROUGH, MA 017523200

    Phone: (617) 726-2914

    Type: Mailing

  • MGH DERMATOLOGY

    50 STANIFORD ST, STE 200

    BOSTON, MA 02114

    Phone: (617) 726-2914

    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: 2006-08-09

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
I20060809000030IDermatologyMATBD

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 01752)

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Provider's Procedures

PETER C SCHALOCK (M.D.) performs procedures in Dermatology Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
DERMATOLOGYMA17003Destruction of 2-14 skin growths382119

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: 0143270868View full group profile
NameSpecialtyState
Internal MedicineMA
D E R M A T O L O G YMA
Nurse PractitionerMA
D E R M A T O L O G YMA
Nurse PractitionerMA
D E R M A T O L O G YRI
D E R M A T O L O G YMA
D E R M A T O L O G YMA
D E R M A T O L O G YMA
Nurse PractitionerNH

Reviews

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Frequently asked questions

Where can patients find PETER C SCHALOCK (M.D.)'s NPI?
You can confirm PETER C SCHALOCK (M.D.) with NPI 1265490866; it appears in the national provider directory.
Is PETER C SCHALOCK (M.D.)'s enrollment marked active?
An active flag here means the NPI record is not in a deactivated state.
Does PETER C SCHALOCK (M.D.) list a primary specialty?
If you are matching referrals, note Dermatology Physician for PETER C SCHALOCK (M.D.). Clinical services aligned with this taxonomy classification.
Where is PETER C SCHALOCK (M.D.)'s primary listing?
We display Marlborough, Massachusetts because that is what the record indicates for PETER C SCHALOCK (M.D.).
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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