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

Marc J Chernoff, DO

Individual provider Hematology & Oncology Physician · NPI 1770593899

Marc J Chernoff, DO is a Hematology/Oncology in Horsham, Pennsylvania. Graduated from Philadelphia College of Osteopathic Medicine in 1990, 36 years ago. Practices with Alliance Cancer Specialists PC, a 44-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
36
Trained at
Philadelphia College of Osteopathic Medicine
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

201 Gibraltar Rd Ste 120
Horsham, PA 19044-2331
Phone: (215) 706-2034
Fax: (215) 706-4176
Show map & directions

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

Additional practice locations (1)

  • 1648 Huntingdon Pike Ste 1000, Meadowbrook, PA 19046-8001 — (215) 947-5460

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence OS007426L (PA)

Record details

NPI number1770593899
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedAugust 9, 2006
Last updated in NPPESSeptember 3, 2019
Mailing address2510 Maryland Rd, Suite 175, Willow Grove, PA 19090-1109

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1990 (36 years in practice)
Group practice Alliance Cancer Specialists P.C. — 44 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Horsham