Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. SARAH DANIELLE WILLIAMS
NPI 1689317000
Psychiatry & Neurology - Psychiatry in Philadelphia, PA

Q: What is Sarah Williams's NPI number?

The NPI number for Sarah Williams is 1689317000. It was assigned to this individual provider in the NPPES registry on April 14, 2022.

Q: What is Sarah Williams's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Q: When was this NPI record last updated?

The NPPES record for Sarah Williams was last updated on July 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days 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 April 14, 2022

255 S 17TH ST STE 1010, PHILADELPHIA, PA 19103(215) 955-8420 Get Directions Write a Review

NPPES record last updated: July 14, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 14, 2026, Jul 9, 2026, Apr 14, 2022 (3 updates tracked since 2022).

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About Dr. Sarah Danielle Williams NPPES

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

DR. SARAH DANIELLE WILLIAMS (NPI 1689317000) is an individual psychiatry provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (OS025774) and active in the NPI registry since April 2022.

NPPES Registry Identity

NPI1689317000

Entity TypeIndividualFemale

Primary Taxonomy2084P0800X

Provider Legal NameDR. SARAH DANIELLE WILLIAMS

Location Address255 S 17TH ST STE 1010Philadelphia, PA 19103-6210

Mailing Address255 S 17th St Ste 1010Philadelphia, PA 19103-6210 · (215) 955-8420

Phone(215) 955-8420

Sole ProprietorYes

Enumeration DateApril 14, 2022

Last NPPES UpdateJuly 14, 20263 updates tracked since enumeration

NPPES CertifiedJuly 14, 2026

✔ NPI 1689317000 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

License✔ Licensed in PA · OS025774

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

255 S 17TH ST STE 1010, Philadelphia, PA 19103

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Other Providers at the Same Location NPPES 18

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

CRISTHIAN DANTAGNAN M.ED., LPC

Counselor (Professional)