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

Madeleine Garren, MD

Individual provider Anesthesiology Physician · NPI 1942654447

Madeleine Garren, MD is an Anesthesiology in Billings, Montana. Graduated from University of Tennessee, Hsc, College of Medicine in 2020, 6 years ago. Practices with Paragon Anesthesia PC, a 215-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Montana and Tennessee.

Years since qualifying
6
Trained at
University of Tennessee, Hsc, College of Medicine
Licensed in
MT, TN
In the registry since
2016
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

3333 2nd Ave N Ste 240
Billings, MT 59101-2033
Phone: (406) 248-3290
Show map & directions

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

Additional practice locations (1)

  • 10415 Wallace Alley St, Kingsport, TN 37663-3936 — (423) 968-4050

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 101085 (MT)
Anesthesiology Physician Taxonomy 207L00000X · Licence 56951 (TN)

Record details

NPI number1942654447
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 20, 2016
Last updated in NPPESFebruary 4, 2025
Certification dateFebruary 4, 2025
Mailing addressPo Box 1155, Billings, MT 59103-1155

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF TENNESSEE, HSC, COLLEGE OF MEDICINE
Graduated 2020 (6 years in practice)
Group practice Paragon Anesthesia Pc — 215 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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