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

Mr. Alexander John Duke, MD

Individual provider Orthopaedic Surgery Physician · NPI 1598260770

Mr. Alexander John Duke, MD is an Orthopedic Surgery in Moon Twp, Pennsylvania. Qualified in 2018, 8 years ago. Practices with Keystone Rehabilitation Systems Inc, a 756-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
8
Licensed in
PA
In the registry since
2018
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

725 Cherrington Pkwy Ste 200
Moon Twp, PA 15108-4318
Phone: (412) 262-7800
Fax: (412) 262-2277
Show map & directions

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

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence MD485053 (PA)

Record details

NPI number1598260770
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 28, 2018
Last updated in NPPESSeptember 5, 2024
Certification dateSeptember 5, 2024

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Keystone Rehabilitation Systems Inc — 756 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare