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

Mark S Kreisberg, MD

Individual provider Hospitalist Physician · NPI 1467453324

Mark S Kreisberg, MD is an Internal Medicine in Helena, Montana. Graduated from University of South Alabama College of Medicine in 1997, 29 years ago. Practices with St Peters Health, a 206-clinician group and accepts Medicare assignment. Licensed in Montana.

Years since qualifying
29
Trained at
University of South Alabama College of Medicine
Licensed in
MT
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2475 E Broadway St
Helena, MT 59601-4928
Phone: (406) 442-2480
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 9555 (MT)
Internal Medicine Physician Taxonomy 207R00000X · Licence 9555 (MT)

Record details

NPI number1467453324
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 2, 2005
Last updated in NPPESJuly 13, 2015

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF SOUTH ALABAMA COLLEGE OF MEDICINE
Graduated 1997 (29 years in practice)
Group practice St Peters Health — 206 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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