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

Peter Shay Johnston, MD

Individual provider Orthopaedic Surgery Physician · NPI 1194946095

Peter Shay Johnston, MD is an Orthopedic Surgery in Leonardtown, Maryland. Graduated from Wayne State University School of Medicine in 2005, 21 years ago. Practices with Centers for Advanced Orthopaedics LLC, a 598-clinician group and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
21
Trained at
Wayne State University School of Medicine
Licensed in
MD
In the registry since
2007
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

23000 Moakley St Ste 102
Leonardtown, MD 20650
Phone: (301) 475-5555
Fax: (301) 475-8535
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 D0072342 (MD)

Record details

NPI number1194946095
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 1, 2007
Last updated in NPPESMay 9, 2013
Mailing address23000 Moakley Street, Suite 102, Leonardtown, MD 20650

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolWAYNE STATE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2005 (21 years in practice)
Group practice Centers For Advanced Orthopaedics Llc — 598 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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