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

Marlys R Drange, MD, PHD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1891787479

Marlys R Drange, MD, PHD is an Endocrinology in Helena, Montana. Graduated from Stanford University School of Medicine in 1994, 32 years ago. Practices with St Peters Health, a 206-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
32
Trained at
Stanford University School of Medicine
Licensed in
CA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

2550 E Broadway St
Helena, MT 59601-4905
Phone: (406) 457-4180
Show map & directions

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

Additional practice locations (1)

  • 1146 Lavender Ln, La Canada, CA 91011-2339 — (626) 795-2663

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence A54654 (CA)

Record details

NPI number1891787479
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedAugust 18, 2005
Last updated in NPPESMay 2, 2025
Certification dateMay 2, 2025

Medicare enrollment

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

Medicare specialtyENDOCRINOLOGY
Medical schoolSTANFORD UNIVERSITY SCHOOL OF MEDICINE
Graduated 1994 (32 years in practice)
Group practice St Peters Health — 206 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services