Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Ellen Tsay

Individual provider Orthopaedic Surgery Physician · NPI 1194354951

Ellen Tsay is an Orthopedic Surgery in Philadelphia, Pennsylvania. Qualified in 2020, 6 years ago. Practices with Reconstructive Orthopaedic Associates II LLC, a 275-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in New Jersey and Pennsylvania.

Years since qualifying
6
Licensed in
NJ, PA
In the registry since
2020
Specialties on file
2
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Practice location Address checks out

833 Chestnut St Ste 1220
Philadelphia, PA 19107-4413
Phone: (800) 321-9999
Fax: (267) 479-1321
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 999 Route 73 N Ste 401, Marlton, NJ 08053-1227 — (800) 321-9999

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence MD487615 (PA)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence 25MA12498400 (NJ)

Record details

NPI number1194354951
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedApril 3, 2020
Last updated in NPPESOctober 10, 2025
Certification dateOctober 10, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Reconstructive Orthopaedic Associates Ii Llc — 275 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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