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

Allen Oliff, MD

Individual provider Hematology & Oncology Physician · NPI 1194193656

Allen Oliff, MD is a Hematology & Oncology Physician in Gwynedd Valley, Pennsylvania. Practices as a sole proprietor. Licensed in Pennsylvania.

Licensed in
PA
In the registry since
2015
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

1412 Florence Dr
Gwynedd Valley, PA 19437
Phone: (484) 767-2784
Show map & directions

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

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence MD035187E (PA)

Record details

NPI number1194193656
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 14, 2015
Last updated in NPPESSeptember 14, 2015