Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Selda Celen-Demirtas

Psychologist in Winchester, MA · enumerated 2011 · practices at Selda Celen-Demirtas, Ph.D., Pllc.

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

National Provider Identifier

1205124948

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Registry record

Entity type Individual (Type 1)

Name Selda Celen-Demirtas

Sex Female

Practice address Winchester, MA, 01890

Phone (781) 218-9957

Enumeration date Jul 15, 2011

Last updated in NPPES Oct 28, 2025

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

103T00000X Psychologist Behavioral Health & Social Service Providers · License 10914 (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

What is the NPI number for Selda Celen-Demirtas?

The National Provider Identifier (NPI) for Selda Celen-Demirtas is 1205124948, a Type 1 (individual) record in the CMS NPPES registry.

Where does Selda Celen-Demirtas practice?

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

Other providers at this practice address

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Selda Celen-Demirtas, Ph.D., Pllc Counseling Psychologist · Winchester, MA NPI 1205495017

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-10-28.