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

STEPHANIE SEUNGYEON OH PA-C
NPI 1649640541
Physician Assistant - Surgical in Philadelphia, PA

Q: What is Stephanie Oh's NPI number?

The NPI number for Stephanie Oh is 1649640541. It was assigned to this individual provider in the NPPES registry on October 5, 2015.

Q: What is Stephanie Oh's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Surgical, with taxonomy code 363AS0400X.

Q: When was this NPI record last updated?

The NPPES record for Stephanie Oh was last updated on August 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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 October 05, 2015PECOS Enrolled

3400 SPRUCE ST, 3 SILVERSTEIN, PHILADELPHIA, PA 19104(215) 662-3487(215) 349-5534 Get Directions Write a Review

NPPES record last updated: August 19, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 19, 2026, May 11, 2026, Mar 30, 2026 and 2 more (5 updates tracked since 2018).

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About Stephanie Seungyeon Oh Pa-c NPPES

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

STEPHANIE SEUNGYEON OH PA-C (NPI 1649640541) is an individual surgical provider in Philadelphia, Pennsylvania, licensed in New Jersey (25MP00387800) and active in the NPI registry since October 2015. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1649640541

Entity TypeIndividualFemale

Primary Taxonomy363AS0400X

Provider Legal NameSTEPHANIE SEUNGYEON OHCredential: PA-C

Location Address3400 SPRUCE ST, 3 SILVERSTEINPhiladelphia, PA 19104-4238

Mailing Address3400 Spruce St, 3 SilversteinPhiladelphia, PA 19104-4238 · (215) 662-3487 · Fax (215) 349-5534

Phone(215) 662-3487

Fax(215) 349-5534

Sole ProprietorNo

Enumeration DateOctober 5, 2015

Last NPPES UpdateAugust 19, 20265 updates tracked since enumeration

NPPES CertifiedAugust 19, 2026

✔ NPI 1649640541 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician Assistant · SurgicalPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363AS0400X

Licenses✔ Licensed in NJ · 25MP00387800✔ Licensed in PA · MA057900

Also ListedPhysician AssistantTaxonomy 363A00000X · License 25MP00387800 (NJ)

3400 SPRUCE ST, Philadelphia, PA 19104

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Secondary Practice Locations 2

Location 11 Capital WayPennington, NJ 08534-2520 · Phone (609) 303-4000

Location 21600 Haddon Avenue, 6th Floor MainCamden, NJ 08103 · Phone (856) 757-3500 · Fax (856) 365-4088

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Stephanie Seungyeon Oh Pa-c 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.

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.

ELIZABETH FOGLIA MD

Pediatrics

3400 SPRUCE ST, 8 RAVDIN
PHILADELPHIA, PA 19104

Philadelphia County (215) 662-3228

JOEL M STEIN MD

Radiology (Diagnostic Radiology)

3400 SPRUCE ST
PHILADELPHIA, PA 19104

Philadelphia County (215) 662-3005

PRISCILLA NELSON M.D.

Anesthesiology

3400 SPRUCE ST, 6 DULLES
PHILADELPHIA, PA 19104

Philadelphia County (215) 349-8310

DR. JASON THOMAS ACKRIVO MD

Internal Medicine (Pulmonary Disease)

3400 SPRUCE ST
PHILADELPHIA, PA 19104

Philadelphia County (215) 614-0871

JEAN-PHILIPPE RICHARD DMD

Student in an Organized Health Care Education/Training Program

3400 SPRUCE ST
PHILADELPHIA, PA 19104

Philadelphia County (215) 662-6176

LEAH M LOPEZ PA-C

Physician Assistant (Medical)

3400 SPRUCE ST, 4 SILVERSTEIN
PHILADELPHIA, PA 19104

Philadelphia County (215) 662-7870

JOANIE M GARRATT MD

Radiology (Diagnostic Radiology)

3400 SPRUCE ST
PHILADELPHIA, PA 19104

Philadelphia County (215) 662-3000

JENNIFER DEKERLEGAND

Physical Therapist

3400 SPRUCE ST, 1 WHITE BUILDING
PHILADELPHIA, PA 19104

Philadelphia County (215) 662-3265

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 Stephanie Oh's NPI number?

The NPI number for Stephanie Oh is 1649640541. It was assigned to this individual provider in the NPPES registry on October 5, 2015.

Where is Stephanie Oh located?

Stephanie Oh practices at 3400 Spruce St 3 Silverstein, Philadelphia, PA 19104. The listed phone number is (215) 662-3487.

What is Stephanie Oh's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Surgical, with taxonomy code 363AS0400X.

Is Stephanie Oh enrolled in Medicare?

Yes. Stephanie Oh is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Stephanie Oh was last updated on August 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.