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

Dr. Marvin J Asnis, DO

Individual provider General Practice Physician · NPI 1184679839

Dr. Marvin J Asnis, DO is a General Practice Physician in Merion, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2006.

Licensed in
PA
In the registry since
2006
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.

See every abbreviation used in this directory →

Practice location Address checks out

508 Winding Way
Merion, PA 19066
Phone: (610) 667-0341
Fax: (610) 667-0139
Show map & directions

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

Specialties & licences

General Practice Physician (primary) Taxonomy 208D00000X · Licence OS001340L (PA)

Record details

NPI number1184679839
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMay 23, 2006
Last updated in NPPESJuly 13, 2026
Mailing address508 Winding Way, Merion, PA 19066