Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ada Stefanescu, MDCM MSC

Interventional Cardiology Physician in Boston, MA · enumerated 2010.

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

National Provider Identifier

1518274117

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Registry record

Entity type Individual (Type 1)

Name Ada Stefanescu

Credential MDCM MSC

Sex Female

Practice address 55 Fruit St, Boston, MA, 02114

Phone (617) 724-8052

Fax (617) 726-8000

Enumeration date Sep 3, 2010

Last updated in NPPES Sep 20, 2021

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License L-244803 (MA) Secondary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 254160 (MA) Secondary

207RA0002X Adult Congenital Heart Disease Physician Allopathic & Osteopathic Physicians · License 254160 (MA) Secondary

207RC0000X Cardiovascular Disease Physician Allopathic & Osteopathic Physicians · License 254160 (MA) Secondary

207RI0011X Interventional Cardiology Physician Allopathic & Osteopathic Physicians · License 254160 (MA) Primary

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.

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Frequently asked questions

Where does Ada Stefanescu practice?

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

What is the NPI number for Ada Stefanescu?

The National Provider Identifier (NPI) for Ada Stefanescu is 1518274117, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-09-20.