Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

PETER C SCHALOCK M.D.
NPI 1265490866
Dermatology in Boston, MA

Active since May 03, 2006PECOS Enrolled
MGH DERMATOLOGY, 50 STANIFORD ST, STE 200, BOSTON, MA 02114(617) 726-2914 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 13, 2026, Oct 19, 2017 (2 updates tracked since 2017).

About Peter C Schalock M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

PETER C SCHALOCK M.D. (NPI 1265490866) is an individual dermatology provider in Boston, Massachusetts, licensed in Massachusetts (227466) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1265490866
Entity TypeIndividualMale
Primary Taxonomy207N00000X
Provider Legal NamePETER C SCHALOCKCredential: M.D.
Location AddressMGH DERMATOLOGY, 50 STANIFORD ST, STE 200Boston, MA 02114
Mailing Address340 Maple St, Ste 203Marlborough, MA 01752-3200 · (617) 726-2914
Sole ProprietorNo
Enumeration DateMay 3, 2006
Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration
NPI 1265490866 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License Licensed in MA · 227466
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
MGH DERMATOLOGY, Boston, MA 02114

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Peter C Schalock M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02114 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Peter Schalock's NPI number?

The NPI number for Peter Schalock is 1265490866. It was assigned to this individual provider in the NPPES registry on May 3, 2006.

Where is Peter Schalock located?

Peter Schalock practices at Mgh Dermatology 50 Staniford St, Ste 200, Boston, MA 02114. The listed phone number is (617) 726-2914.

What is Peter Schalock's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is Peter Schalock enrolled in Medicare?

Yes. Peter Schalock is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Peter Schalock was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 35 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.