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

Dr. Marjorie Ketzak, DO

Individual provider Family Medicine Physician · NPI 1780684159

Dr. Marjorie Ketzak, DO is a Family Medicine Physician in Oxford, New York. Works from 2 locations. Licensed in New York.

Licensed in
NY
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.

See every abbreviation used in this directory →

Practice location Address checks out

4207 State Highway 220
Oxford, NY 13830-4305
Phone: (607) 843-3140
Fax: (607) 843-3162
Show map & directions

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

Additional practice locations (1)

  • 29 N Chenango St, Greene, NY 13778-1154 — (607) 875-4334

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 2200SG (NY)

Record details

NPI number1780684159
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 28, 2005
Last updated in NPPESNovember 27, 2020
Certification dateNovember 27, 2020
Mailing address4207 State Highway 220, Oxford, NY 13830-4305

Other providers in Oxford