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DR. SOPHIA YOUN DO
NPI 1104493246
Psychiatry & Neurology - Psychiatry in Philadelphia, PA

Active since June 08, 2021PECOS Enrolled
833 CHESTNUT ST STE 210, PHILADELPHIA, PA 19107(215) 955-8420 Get Directions Write a Review

NPPES record last updated: August 21, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 21, 2026, Apr 19, 2026, Jun 8, 2021 (3 updates tracked since 2021).

About Dr. Sophia Youn Do NPPES

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

DR. SOPHIA YOUN DO (NPI 1104493246) is an individual psychiatry provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (OS025416) and active in the NPI registry since June 2021. She is enrolled in Medicare PECOS and is a graduate of Touro Un Col Of Osteopathic Medicine, New York (2021).

NPPES Registry Identity

NPI1104493246
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameDR. SOPHIA YOUNCredential: DO
Location Address833 CHESTNUT ST STE 210Philadelphia, PA 19107-4405
Mailing Address833 Chestnut St Ste 210Philadelphia, PA 19107-4405 · (215) 955-8420
Phone(215) 955-8420
Sole ProprietorYes
Medical School CMSTouro Un Col Of Osteopathic Medicine, New YorkGraduated 2021
Enumeration DateJune 8, 2021
Last NPPES UpdateAugust 21, 20263 updates tracked since enumeration
NPPES CertifiedAugust 21, 2026
✔ NPI 1104493246 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in PA · OS025416✔ Licensed in NY · 327459-01
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.
Also ListedPsychiatry & Neurology · Child & Adolescent PsychiatryTaxonomy 2084P0804X · License OT024851 (PA)
833 CHESTNUT ST STE 210, Philadelphia, PA 19107
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Sophia Youn Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7911415781
PECOS Enrollment IDI20260501000622
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 Sophia Youn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

St. Joseph's Hospital & Medical Center
95 mi
Psychiatry
127 S BROADWAY
Yonkers, NY 10701
  • Reassigned Medicare billing, New York enrollment
  • Medicare enrollment name: St Joseph's Hospital Yonkers
  • 233 clinicians in this Medicare group
NPI 1245204908 (914) 378-7342

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 19107 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 20

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

ERIC GRAMSZLO
Student in an Organized Health Care Education/Training Program
833 CHESTNUT ST STE 210
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-5638
HEATHER KETTLEWELL MD
Student in an Organized Health Care Education/Training Program
833 CHESTNUT ST STE 210
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-8420
VICTORIA SANDERS
Student in an Organized Health Care Education/Training Program
833 CHESTNUT ST STE 210
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-5638
MR. LIAM MULLIGAN LCSW
Social Worker (Clinical)
833 CHESTNUT ST STE 210
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-8962
DR. MEGHAN O'ROURKE DO
Psychiatry & Neurology (Psychiatry)
833 CHESTNUT ST STE 210
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-8420
ETHAN REED SIEGEL DO
Psychiatry & Neurology (Psychiatry)
833 CHESTNUT ST STE 210
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-8420
CHLOE HAM MD
Student in an Organized Health Care Education/Training Program
833 CHESTNUT ST STE 210
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-8420
DEBORAH ORE-ONITOLO
Student in an Organized Health Care Education/Training Program
833 CHESTNUT ST STE 210
PHILADELPHIA, PA 19107
Philadelphia County (215) 955-8420

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 Sophia Youn's NPI number?

The NPI number for Sophia Youn is 1104493246. It was assigned to this individual provider in the NPPES registry on June 8, 2021.

Where is Sophia Youn located?

Sophia Youn practices at 833 Chestnut St Ste 210, Philadelphia, PA 19107. The listed phone number is (215) 955-8420.

What is Sophia Youn's specialty?

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

Is Sophia Youn enrolled in Medicare?

Yes. Sophia Youn is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Sophia Youn's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sophia Youn reassigns Medicare benefits to St. Joseph's Hospital & Medical Center (Yonkers, NY). 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 Sophia Youn'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 Sophia Youn was last updated on August 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.