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

Dr. Elizabeth M Tapen, MD

Individual provider Radiation Oncology Physician · NPI 1134108525

Dr. Elizabeth M Tapen, MD is a Radiation Oncology in Big Sky, Montana. Graduated from Rutgers School of Dental Medicine in 1990, 36 years ago. Practices with St Helena Hospital, a 86-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
36
Trained at
Rutgers School of Dental Medicine
Licensed in
NY
In the registry since
2006
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

2091 Little Coyote Rd Ste 161029
Big Sky, MT 59716-7979
Phone: (845) 797-8700
Show map & directions

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

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 2323381 (NY)

Record details

NPI number1134108525
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 13, 2006
Last updated in NPPESDecember 17, 2021

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolRUTGERS SCHOOL OF DENTAL MEDICINE
Graduated 1990 (36 years in practice)
Group practice St. Helena Hospital — 86 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare