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

Active since April 14, 2022PECOS Enrolled
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: October 25, 2026.

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

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. She is enrolled in Medicare PECOS.

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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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Sarah Danielle Williams 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 Reassignment

Medicare enrollment records show Sarah Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Delaware County Professional Services, Inc
14 mi
Psychiatry
1055 E BALTIMORE PIKE STE 303
Media, PA 19063
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 353 clinicians in this Medicare group
NPI 1952485864 (610) 892-3800

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19103 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$180.99 typical visit price
range $59.88 – $180.99
Typical copayment $45.24 (range $14.97 – $45.24)
Most-billed visit code 99205
Established Patient
$74.47 typical visit price
range $19.30 – $147.29
Typical copayment $18.61 (range $4.82 – $36.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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)
255 S 17TH ST STE 1010
PHILADELPHIA, PA 19103
Philadelphia County (610) 892-3800
CONOR MACGREGOR PSYD
Psychologist
255 S 17TH ST STE 1010
PHILADELPHIA, PA 19103
Philadelphia County (267) 857-4130
ELIZABETH JOAN SHANLEY PMHNP
Nurse Practitioner (Psychiatric/Mental Health)
255 S 17TH ST STE 1010
PHILADELPHIA, PA 19103
Philadelphia County (610) 733-3799
LIORA SCHNEIDER POSTDOCTORAL FELLOW
Student in an Organized Health Care Education/Training Program
255 S 17TH ST STE 1010
PHILADELPHIA, PA 19103
Philadelphia County (610) 892-3800
MR. BEAU CHARLES BRENDLEY PSY D
Psychologist
255 S 17TH ST STE 1010
PHILADELPHIA, PA 19103
Philadelphia County (672) 319-5882
MR. CHRISTOPHER WILSON LMFT
Marriage & Family Therapist
255 S 17TH ST STE 1010
PHILADELPHIA, PA 19103
Philadelphia County (215) 732-6308
RACHEL OTTMAN
Student in an Organized Health Care Education/Training Program
255 S 17TH ST STE 1010
PHILADELPHIA, PA 19103
Philadelphia County (877) 379-0551
JAY DICKINSON MA, LPC
Counselor (Professional)
255 S 17TH ST STE 1010
PHILADELPHIA, PA 19103
Philadelphia County (610) 892-3800

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 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.

Where is Sarah Williams located?

Sarah Williams practices at 255 S 17th St Ste 1010, Philadelphia, PA 19103. The listed phone number is (215) 955-8420.

What is Sarah Williams's specialty?

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

Is Sarah Williams enrolled in Medicare?

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

Which organization bills Medicare for Sarah Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sarah Williams reassigns Medicare benefits to Delaware County Professional Services, Inc (Media, PA). The 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 Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

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 3 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.