What is Peter Mowschenson's NPI number?

Peter Mowschenson's National Provider Identifier (NPI) is 1871671040, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Peter Mowschenson's specialty?

Peter Mowschenson is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).

Where is Peter Mowschenson located?

Peter Mowschenson's practice location on file with NPPES is 1180 Beacon St, Brookline, MA 02446.

What is Peter Mowschenson's phone number?

The practice phone number listed in the NPPES registry for Peter Mowschenson is (617) 735-8868.

Does Peter Mowschenson accept Medicare?

Peter Mowschenson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Peter Mowschenson's NPI active?

Yes — Peter Mowschenson's NPI (1871671040) is active in the NPPES registry as of the last update on 2010-07-27.

IndividualActiveAccepts Medicare

Peter Mowschenson, MD

NPI 1871671040 · Surgery Physician · Brookline, MA

Peter Mowschenson, MD is a Surgery Physician provider in Brookline, MA (NPI 1871671040).

Provider details

NPI number: 1871671040
Entity type: Individual
Primary specialty: Surgery PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: Yes
License: 39121 (MA)

Practice location

1180 Beacon St

Brookline, MA 02446

Phone: (617) 735-8868

Fax: (617) 730-9845

Street-level locationGet directions

More MA providers

Mailing address

1180 Beacon St

Brookline, MA 02446

Specialties & taxonomies

Surgery PhysicianPrimary208600000XLicense 39121 (MA)
Allopathic & Osteopathic Physicians

Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Established profile(68/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure28% of score
20 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
1 documented practice location
Medicare service volume (vs. specialty peers)28% of score
50 Medicare services, 2024 (ranked within specialty)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204	20	$181
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	16	$139
Removal Or Exploration of Parathyroid Glands60500	14	$1,031

Typical Medicare-allowed amounts for these services range $139–$1,031 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.

Enumerated: 2006-11-02
Last updated: 2010-07-27

Frequently asked questions

What is Peter Mowschenson's NPI number?: Peter Mowschenson's National Provider Identifier (NPI) is 1871671040, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Peter Mowschenson's specialty?: Peter Mowschenson is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
Where is Peter Mowschenson located?: Peter Mowschenson's practice location on file with NPPES is 1180 Beacon St, Brookline, MA 02446.
What is Peter Mowschenson's phone number?: The practice phone number listed in the NPPES registry for Peter Mowschenson is (617) 735-8868.
Does Peter Mowschenson accept Medicare?: Peter Mowschenson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Peter Mowschenson's NPI active?: Yes — Peter Mowschenson's NPI (1871671040) is active in the NPPES registry as of the last update on 2010-07-27.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider does (Medicare)

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider does (Medicare)