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

Dr. Melissa Jill Cohen, MD

Individual provider Medical Oncology Physician · NPI 1174763262

Dr. Melissa Jill Cohen, MD is a Medical Oncology in Simi Valley, California. Graduated from George Washington University School of Medicine in 2002, 24 years ago. Practices with Teton County Hospital District, a 112-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
24
Trained at
George Washington University School of Medicine
Licensed in
CA
In the registry since
2009
Specialties on file
2
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

2750 Sycamore Dr 201
Simi Valley, CA 93065-1502
Phone: (805) 583-0110
Show map & directions

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

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence A104517 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A104517 (CA)

Record details

NPI number1174763262
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 2, 2009
Last updated in NPPESOctober 6, 2011

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Medical schoolGEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice Teton County Hospital District — 112 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services