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

Dr. William Robson Greer, MD

Individual provider Internal Medicine Physician · NPI 1598722472

Dr. William Robson Greer, MD is an Internal Medicine in Paoli, Pennsylvania. Graduated from Perelman School of Med at the University of Pennsylvania in 1993, 33 years ago. Practices with Phoenix Rehabilitation and Health Services Inc, a 2,720-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Pennsylvania.

Years since qualifying
33
Trained at
Perelman School of Med at the University of Pennsylvania
Licensed in
PA
In the registry since
2006
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

21 Industrial Blvd Ste 200
Paoli, PA 19301-1610
Phone: (610) 651-0370
Fax: (610) 651-7758
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD056544L (PA)

Record details

NPI number1598722472
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 26, 2006
Last updated in NPPESSeptember 12, 2008
Mailing address21 Industrial Blvd, Suite 200, Paoli, PA 19301-1610

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolPERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduated 1993 (33 years in practice)
Group practice Phoenix Rehabilitation And Health Services Inc — 2720 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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