Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Susan Celia Hellerstein, MD

Obstetrics & Gynecology Physician in Brookline, MA · enumerated 2006 · practices at Bwpo Dept of Medicine.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1013974492

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Registry record

Entity type Individual (Type 1)

Name Susan Celia Hellerstein

Credential MD

Sex Female

Practice address 111 Cypress St, Brookline, MA, 02445

Phone (857) 307-0896

Enumeration date Apr 28, 2006

Last updated in NPPES Jun 29, 2012

Taxonomy & licenses

207V00000X Obstetrics & Gynecology Physician Allopathic & Osteopathic Physicians · License 71207 (MA) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
3063828	Medicaid	MA	-

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Susan Hellerstein?

The National Provider Identifier (NPI) for Susan Hellerstein is 1013974492, a Type 1 (individual) record in the CMS NPPES registry.

Where does Susan Hellerstein practice?

The practice location on file with NPPES is in Brookline, MA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-06-29.