PETER M GRINSPOON M.D.
NPI 1952560310
Internal Medicine in Chelsea, MA

Active since June 02, 2008PECOS EnrolledAccepts Medicare Assignment
151 EVERETT AVENUE, CHELSEA HEALTHCARE CENTER, CHELSEA, MA 02150(617) 884-8300(617) 887-4646 Get Directions Write a Review

NPPES record last updated: February 14, 2014. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Peter M Grinspoon M.d. NPPES

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

PETER M GRINSPOON M.D. (NPI 1952560310) is an individual internal medicine provider in Chelsea, Massachusetts, licensed in Massachusetts (P-204412) and active in the NPI registry since June 2008. He is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and is a graduate of Boston University School Of Medicine (1997).

NPPES Registry Identity

NPI1952560310
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NamePETER M GRINSPOONCredential: M.D.
Location Address151 EVERETT AVENUE, CHELSEA HEALTHCARE CENTERChelsea, MA 02150-2309
Mailing Address151 Everett Avenue, Chelsea Healthcare CenterChelsea, MA 02150-2309 · (617) 884-8300 · Fax (617) 887-4646
Fax(617) 887-4646
Sole ProprietorNo
Medical School CMSBoston University School Of MedicineGraduated 1997
Enumeration DateJune 2, 2008
Last NPPES UpdateFebruary 14, 2014
NPI 1952560310 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in MA · P-204412
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

151 EVERETT AVENUE, Chelsea, MA 02150

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Peter M Grinspoon M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9638134224
PECOS Enrollment IDI20041123000390
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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit, 40-54 minutes 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
87 services60 patients
Established patient office or other outpatient visit, 30-39 minutes 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
74 services57 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Massachusetts General Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220071
Location55 Fruit StreetBoston, MA 02114 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02150 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
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
7 suppliers26 claims58 services$6.30 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
8 suppliers26 claims42 services$1.05 avg. paid by Medicare
Filter, disposable, used with positive airway pressure device A7038
DME-Other DME · category DE001N
3 suppliers12 claims68 services$1.83 avg. paid by Medicare
Continuous positive airway pressure (cpap) device E0601
DME-Other DME · category DE001N
3 suppliers12 claims12 services$28.10 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 11

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Psychiatry & Neurology (Psychiatry)
151 EVERETT AVENUE, MGH CHELSEA HEALTH CENTER
CHELSEA, MA 02150
Pediatrics
151 EVERETT AVENUE, MGH CHELSEA HEALTH CENTER
CHELSEA, MA 02150
Pediatrics
151 EVERETT AVENUE, CHELSEA HEALTHCARE CENTER
CHELSEA, MA 02150
Internal Medicine (Geriatric Medicine)
151 EVERETT AVENUE, CHELSEA HEALTHCARE CENTER
CHELSEA, MA 02150
Pediatrics
151 EVERETT AVENUE, CHELSEA HEALTHCARE CENTER
CHELSEA, MA 02150
Internal Medicine
151 EVERETT AVENUE, CHELSEA HEALTHCARE CENTER
CHELSEA, MA 02150
Internal Medicine
151 EVERETT AVENUE, CHELSEA HEALTHCARE CENTER
CHELSEA, MA 02150
Internal Medicine
151 EVERETT AVENUE, CHELSEA HEALTHCARE CENTER
CHELSEA, MA 02150

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 Grinspoon's NPI number?

The NPI number for Peter Grinspoon is 1952560310. It was assigned to this individual provider in the NPPES registry on June 2, 2008.

Where is Peter Grinspoon located?

Peter Grinspoon practices at 151 Everett Avenue Chelsea Healthcare Center, Chelsea, MA 02150. The listed phone number is (617) 884-8300.

What is Peter Grinspoon's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Peter Grinspoon enrolled in Medicare?

Yes. Peter Grinspoon is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Peter Grinspoon affiliated with any hospitals?

According to CMS data, Peter Grinspoon is affiliated with Massachusetts General Hospital.

When was this NPI record last updated?

The NPPES record for Peter Grinspoon was last updated on February 14, 2014. NPI Profile syncs with the weekly NPPES data releases published by CMS.