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

Mark Joseph Yacyk, DO

Individual provider Pain Medicine (Physical Medicine & Rehabilitation) Physician · NPI 1245224401

Mark Joseph Yacyk, DO is a Pain Medicine (Physical Medicine & Rehabilitation) Physician in Hagerstown, Maryland. Licensed in Maryland. Registered with an NPI since 2005.

Licensed in
MD
In the registry since
2005
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

11110 Medical Campus Rd Ste 205
Hagerstown, MD 21742-6700
Phone: (301) 665-4950
Fax: (301) 665-4956
Show map & directions

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

Specialties & licences

Pain Medicine (Physical Medicine & Rehabilitation) Physician (primary) Taxonomy 2081P2900X · Licence H0046108 (MD)

Record details

NPI number1245224401
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedSeptember 2, 2005
Last updated in NPPESJune 10, 2010

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