Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1083282669 Individual Practitioner Male Practitioner

Dr. Aaron Michael Maus , MD

Internal Medicine • Glendive, MT

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Aaron Maus, MD is a certified Internal Medicine practicing in Glendive, MT. With approximately 6 years of clinical experience since graduating from University Of Washington School Of Medicine in 2020, Dr. Maus delivers high-quality medical care to the local community at 107 DILWORTH ST.

Dr. Maus is affiliated with Gabert Medical Services Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, hospital discharge day management, more than, initial hospital care with moderate level of medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

107 Dilworth St

Glendive, MT 593302053

Telephone 4063458901
Associated Practice Facility / Clinic
🏢 Gabert Medical Services, Inc Facility NPI 1336158930

Medicare Profile & Education

Medical School

University Of Washington School Of Medicine

Graduation Year

2020

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Glendive, MT

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
6 Yrs -13.7 yrs vs City Avg
City Avg: 19.7 Yrs
State Avg: 22.6 Yrs
Regional Practice Density
5 Specialists

Practicing in Glendive, MT (336 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
86.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Maus (6 Years) 6 Yrs
Glendive Specialty Average (19.7 Years) 19.7 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
57 26 $500.00 $76.56
99239 Hospital discharge day management, more than 30 minutes
21 21 $737.00 $111.26
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
18 12 $718.00 $115.17
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
13 13 $1389.00 $168.18
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
12 12 $948.00 $126.93

Medical Specialties & State Licenses

CMS Verified: 2025-08-22
Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MT 142789

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Hospital & Practice Group Affiliations

Gabert Medical Services Inc

107 Dilworth St, Glendive, MT 593302053

Phone: 4063458901

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

12 Associated Practitioners
Ryann Smelser

Nurse Practitioner

NPI 1053938951
Ruthann Rafacz , NP

Nurse Practitioner - Psychiatric/Mental Health

NPI 1063739704

Nurse Practitioner

Dr. Paulette Lassiter , MD

Psychiatry & Neurology - Psychiatry

NPI 1487677852

Doctor of Medicine (M.D.)

Dr. Jessica Miller , MD

Obstetrics & Gynecology

NPI 1558855056

Doctor of Medicine (M.D.)

Dr. Chrystal Potter , MD

Internal Medicine

NPI 1649433293

Doctor of Medicine (M.D.)

Rachel Kubesh , LCPC

Counselor - Professional

NPI 1669100236

Licensed Clinical Professional Counselor

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

12 Historical Events
📍
Updated Business Mailing Address August 22, 2025

Registered at 107 DILWORTH ST, GLENDIVE, MT 593302053 (Tel: 4063453306)

📍
Updated Practice Location May 19, 2025

Registered at 107 DILWORTH ST, GLENDIVE, MT 593302053 (Tel: 4063458901)

📍
Updated Practice Location June 20, 2024

Registered at 1233 N 30TH ST, BILLINGS, MT 591010127 (Tel: 4062377000)

📍
Updated Business Mailing Address June 20, 2024

Registered at 6151 HIGHWAY 7, WIBAUX, MT 593539128

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 20, 2024

Internal Medicine (License #142789 in MT)

📍
Updated Business Mailing Address September 06, 2021

Registered at 1601 CRIMSON HILLS DR UNIT 104, LAS VEGAS, NV 891288438

NPI Profile Active June 11, 2021

NPI status registered as active in NPPES database

📍
Updated Practice Location June 11, 2021

Registered at 620 SHADOW LN, LAS VEGAS, NV 891064119 (Tel: 4068612625)

📍
Updated Business Mailing Address June 11, 2021

Registered at 6151 HIGHWAY 7, WIBAUX, MT 593539128 (Tel: 4068612625)

👤
Provider Name / Credentials Updated June 11, 2021

Recorded as AARON MAUS, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 11, 2021

Internal Medicine (License #LL3664 in NV)

🟢
Initial NPI Registration & Enumeration June 11, 2021

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1083282669
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 11, 2021
Last Update: August 22, 2025
Sole Proprietor: Yes

Mailing Address

107 Dilworth St

Glendive, MT 593302053

Phone: 4063453306

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.