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

John Gabriel Horneff, MD

Individual provider Orthopaedic Surgery Physician · NPI 1053639302

John Gabriel Horneff, MD is an Orthopedic Surgery in Philadelphia, Pennsylvania. Graduated from Perelman School of Med at the University of Pennsylvania in 2010, 16 years ago. Practices with Clinical Health Care Associates of New Jersey PC, a 789-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
16
Trained at
Perelman School of Med at the University of Pennsylvania
Licensed in
PA
In the registry since
2010
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

925 Chestnut St 5th Fl
Philadelphia, PA 19107-4216
Phone: (267) 339-3500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence MD449085 (PA)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence MT197091 (PA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X · Licence MT197091 (PA)

Record details

NPI number1053639302
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 12, 2010
Last updated in NPPESAugust 10, 2016

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolPERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduated 2010 (16 years in practice)
Group practice Clinical Health Care Associates Of New Jersey Pc — 789 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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