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

Esther Y Yoo, MD

Individual provider Internal Medicine Physician · NPI 1396279352

Esther Y Yoo, MD is an Internal Medicine in Radnor, Pennsylvania. Qualified in 2017, 9 years ago. Practices with Trustees of the University of Pennsylvania, a 148-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in New York and Pennsylvania.

Years since qualifying
9
Licensed in
NY, PA
In the registry since
2017
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

145 King Of Prussia Rd
Radnor, PA 19087-4557
Phone: (610) 902-5600
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 186 Joralemon St Fl 3, Brooklyn, NY 11201-4326 — (646) 962-4600
  • 500 University Drive, Hershey, PA 17033 — (800) 243-1455

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD493404 (PA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 304983 (NY)

Record details

NPI number1396279352
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 17, 2017
Last updated in NPPESApril 22, 2026
Certification dateApril 22, 2026

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Trustees Of The University Of Pennsylvania — 148 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

Other providers in Radnor