SARAH WILSON PETERS MD
NPI 1366901308
Pediatrics - Pediatric Hematology-Oncology in Boston, MA

Q: What is Sarah Peters's NPI number?

The NPI number for Sarah Peters is 1366901308. It was assigned to this individual provider in the NPPES registry on March 19, 2019.

Q: What is Sarah Peters's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.

Q: When was this NPI record last updated?

The NPPES record for Sarah Peters was last updated on June 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.

Active since March 19, 2019PECOS Enrolled

55 FRUIT STREET, BOSTON, MA 02114(617) 726-2737 Get Directions Write a Review

NPPES record last updated: June 17, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 17, 2025, Jun 12, 2022, Mar 19, 2019 (3 updates tracked since 2019).

On this page

About Sarah Wilson Peters Md NPPES

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

SARAH WILSON PETERS MD (NPI 1366901308) is an individual pediatric hematology-oncology provider in Boston, Massachusetts, licensed in Massachusetts (1024167) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1366901308

Entity TypeIndividualFemale

Primary Taxonomy2080P0207X

Provider Legal NameSARAH WILSON PETERSCredential: MD

Location Address55 FRUIT STREETBoston, MA 02114-2696

Mailing Address55 Fruit StBoston, MA 02114-2696 · (617) 726-2737

Phone(617) 726-2737

Sole ProprietorNo

Enumeration DateMarch 19, 2019

Last NPPES UpdateJune 17, 20253 updates tracked since enumeration

NPPES CertifiedJune 17, 2025

✔ NPI 1366901308 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric Hematology-OncologyAllopathic & Osteopathic Physicians

Taxonomy Code2080P0207X

Licenses✔ Licensed in MA · 1024167✔ Licensed in MD · D0093792

Definition

A pediatrician trained in the combination of pediatrics, hematology and oncology to recognize and manage pediatric blood disorders and cancerous diseases.

Also ListedPediatricsTaxonomy 208000000X · License 1024167 (MA)

55 FRUIT STREET, Boston, MA 02114

Open in Google Maps ↗

Secondary Practice Locations 2

Location 11800 Orleans StBaltimore, MD 21287-0010 · Phone (410) 955-8751

Location 2225 E Chicago AveChicago, IL 60611-2991 · Phone (312) 227-4000

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Taro Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sarah Wilson Peters Md 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.

Medicare Billing Reassignments

Medicare enrollment records show Sarah Peters reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Massachusetts General Physicians Organization Inc

Same address

Dermatology

55 FRUIT ST, BUL 2
Boston, MA 02114

Reassigned Medicare billing, Massachusetts enrollment
6,360 clinicians in this Medicare group

NPI 1801874573 (617) 724-0287

The General Hospital Corporation

Same address

General Acute Care Hospital

55 FRUIT ST, BULFINCH 360
Boston, MA 02114

Reassigned Medicare billing, Massachusetts enrollment
6,234 clinicians in this Medicare group

NPI 1023049236 (617) 726-2000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

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

KUI TOH GERARD LEONG M.D.

Internal Medicine (Cardiovascular Disease)

55 FRUIT STREET, MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114

Suffolk County (617) 726-8862

MS. JACQUELINE BANGO LICSW

Social Worker (Clinical)

55 FRUIT STREET, FOUNDERS BUILDING SUITE 880
BOSTON, MA 02114

Suffolk County (617) 643-8281

SARA ELIZABETH GROSSLEIN PA

Physician Assistant

55 FRUIT STREET, WHITE 1
BOSTON, MA 02114

Suffolk County (617) 724-4100

JEFFREY M ELLENBOGEN M.D.

Psychiatry & Neurology (Neurology)

55 FRUIT STREET, WANG 720 (NEUROLOGY)
BOSTON, MA 02114

Suffolk County (617) 724-7419

DR. NANCY LEE HARRIS MD

Pathology (Anatomic Pathology & Clinical Pathology)

55 FRUIT STREET, WRN 2 PATHOLOGY ASSOCIATES
BOSTON, MA 02114

Suffolk County (617) 726-5155

DR. STANLEY YANG SHAW MD PHD

Internal Medicine (Cardiovascular Disease)

55 FRUIT STREET, YAW 5 CARDIAC UNIT ASSOCIATES
BOSTON, MA 02114

Suffolk County (617) 724-6750

LEONARDO V RIELLA M.D., PHD

Internal Medicine

55 FRUIT STREET, WHITE 5
BOSTON, MA 02114

Suffolk County (617) 726-5050

SUSAN MAHER CRNA

Nurse Anesthetist, Certified Registered

55 FRUIT STREET, CLN 309 MGH ANESTHESIA ASSOCIATES
BOSTON, MA 02114

Suffolk County (617) 726-3030

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 Sarah Peters's NPI number?

The NPI number for Sarah Peters is 1366901308. It was assigned to this individual provider in the NPPES registry on March 19, 2019.

Where is Sarah Peters located?

Sarah Peters practices at 55 Fruit Street, Boston, MA 02114. The listed phone number is (617) 726-2737.

What is Sarah Peters's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.

Is Sarah Peters enrolled in Medicare?

Yes. Sarah Peters is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Sarah Peters's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sarah Peters reassigns Medicare benefits to 2 organizations: Massachusetts General Physicians Organization Inc (Boston, MA) and The General Hospital Corporation (Boston, MA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Sarah Peters's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Sarah Peters accept?

Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Sarah Peters as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Sarah Peters was last updated on June 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months 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.