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

Michael J Marion, MD

Individual provider Orthopaedic Surgery Physician · NPI 1679595425

Michael J Marion, MD is a Hand Surgery in Towson, Maryland. Graduated from Perelman School of Med at the University of Pennsylvania in 1990, 36 years ago. Practices with University of Maryland St Joseph Orthopaedics, LLC, a 36-clinician group and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
36
Trained at
Perelman School of Med at the University of Pennsylvania
Licensed in
MD
In the registry since
2006
Specialties on file
3
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

8322 Bellona Ave Ste 100
Towson, MD 21204-2012
Phone: (410) 337-7900
Fax: (410) 337-5321
Show map & directions

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

Specialties & licences

Orthopaedic Hand Surgery Physician (primary) Taxonomy 207XS0106X · Licence D0053748 (MD)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence D0053748 (MD)
Surgery of the Hand (Surgery) Physician Taxonomy 2086S0105X · Licence D0053748 (MD)

Record details

NPI number1679595425
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 24, 2006
Last updated in NPPESDecember 13, 2013
Mailing address8322 Bellona Ave, Suite 100, Towson, MD 21204-2012

Medicare enrollment

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

Medicare specialtyHAND SURGERY
Also practisesORTHOPEDIC SURGERY
Medical schoolPERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduated 1990 (36 years in practice)
Group practice University Of Maryland St. Joseph Orthopaedics, Llc — 36 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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