Experienced in Stroke

Dr. Aaron Tenharmsel

Family Medicine
St Vincent Healthcare
1233 N 30th St, 
Billings, MT 

Experienced in Stroke
St Vincent Healthcare
1233 N 30th St, 
Billings, MT 
OverviewInsuranceLocationsSimilar Doctors

Overview

Aaron Tenharmsel is a primary care provider, practicing in Family Medicine in Billings, Montana. Dr. Tenharmsel is rated as an Experienced provider by MediFind in the treatment of Stroke. His top areas of expertise are Necrosis, Acute Kidney Failure, Sepsis, Endoscopy, and Hip Replacement.

Specialties
Family Medicine
Licenses
Family Medicine in MT
Hospital Affiliations
Intermountain Health St Vincent Regional Hospital
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
Find your insuranceClose

Accepted insurance plans:

Cigna
  • EPO
  • HMO
  • PPO
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Northern Plains Alliance
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE PDP
PacificSource
  • PPO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 3 Less Insurance Carriers -

Locations

St Vincent Healthcare
1233 N 30th St, Billings, MT 59101
Call: 406-237-3850
Similar Doctors
Linda A. Saunders
Experienced in Stroke
Dr. Linda A. Saunders
Family Medicine
Experienced in Stroke
Dr. Linda A. Saunders
Family Medicine

St. Vincent - Hospitalist

1233 North 30th Street, 
Billings, MT 
 (0.1 miles away)
406-237-3850
Experience:
26+ years
Languages Spoken:
English, Spanish
See accepted insurances
Accepting New Patients

Linda Saunders is a primary care provider, practicing in Family Medicine in Billings, Montana. Dr. Saunders has been practicing medicine for over 26 years and is rated as an Experienced provider by MediFind in the treatment of Stroke. Her top areas of expertise are Sepsis, Apoplexy, Peptic Ulcer, Endoscopy, and Hip Replacement. Dr. Saunders is currently accepting new patients.

Jennifer L. Bigback
Experienced in Stroke
Dr. Jennifer L. Bigback
Family Medicine
Experienced in Stroke
Dr. Jennifer L. Bigback
Family Medicine

St. Vincent - Hospitalist

1233 North 30th Street, 
Billings, MT 
 (0.1 miles away)
406-237-3850
Experience:
20+ years
Languages Spoken:
English
See accepted insurances
Accepting New Patients

Jennifer Bigback is a primary care provider, practicing in Family Medicine in Billings, Montana. Dr. Bigback has been practicing medicine for over 20 years and is rated as an Advanced provider by MediFind in the treatment of Stroke. Her top areas of expertise are Pleurisy, Chronic Kidney Disease, Sepsis, Endoscopy, and Hip Replacement. Dr. Bigback is currently accepting new patients.

Geraldine B. Mournian
Experienced in Stroke
Dr. Geraldine B. Mournian
Family Medicine
Experienced in Stroke
Dr. Geraldine B. Mournian
Family Medicine

St. Vincent - Hospitalist

1233 North 30th Street, 
Billings, MT 
 (0.1 miles away)
406-237-3850
Languages Spoken:
English
See accepted insurances
Accepting New Patients

Geraldine Mournian is a primary care provider, practicing in Family Medicine in Billings, Montana. Dr. Mournian is rated as an Experienced provider by MediFind in the treatment of Stroke. Her top areas of expertise are Sepsis, Stroke, Gastrointestinal Bleeding, Endoscopy, and Hip Replacement. Dr. Mournian is currently accepting new patients.

VIEW MORE STROKE DOCTORS

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Tenharmsel's expertise for a condition
ConditionClose
      • Advanced
      • Acute Kidney Failure
        Dr. Tenharmsel is
        Advanced
        . Learn about Acute Kidney Failure.
        See more Acute Kidney Failure experts
      • Necrosis
        Dr. Tenharmsel is
        Advanced
        . Learn about Necrosis.
        See more Necrosis experts
      • Sepsis
        Dr. Tenharmsel is
        Advanced
        . Learn about Sepsis.
        See more Sepsis experts
      • Experienced
      • Acute Pancreatitis
        Dr. Tenharmsel is
        Experienced
        . Learn about Acute Pancreatitis.
        See more Acute Pancreatitis experts
      • Apoplexy
        Dr. Tenharmsel is
        Experienced
        . Learn about Apoplexy.
        See more Apoplexy experts
      • Atypical Pneumonia
        Dr. Tenharmsel is
        Experienced
        . Learn about Atypical Pneumonia.
        See more Atypical Pneumonia experts
      • Bone Marrow Aspiration
        Dr. Tenharmsel is
        Experienced
        . Learn about Bone Marrow Aspiration.
        See more Bone Marrow Aspiration experts
      • Cardiac Ablation
        Dr. Tenharmsel is
        Experienced
        . Learn about Cardiac Ablation.
        See more Cardiac Ablation experts
      • Cellulitis
        Dr. Tenharmsel is
        Experienced
        . Learn about Cellulitis.
        See more Cellulitis experts
      View All 39 Experienced Conditions
      Want to save this doctor for later?
      Sign Up
      Is this your doctor?
      Find A Second Opinion
      Not sure about your diagnosis?
      Check Your Symptoms
       
       
       
       
      Learn about our expert tiers
      Learn More
      Are you the provider on this profile?
      Claim Profile
      For Patients
      • Our Story
      • How MediFind Works
      • Conditions A-Z
      • Doctor Directory
      • Symptoms Directory
      • Procedures Directory
      • Treatment Directory
      • Drug Directory
      • Infusion Center Finder
      • FAQ
      • Contact Us
      For Providers and Practices
      • Claim Your Profile
      • Newsroom
      Business Solutions
      • Provider
      • Network Solutions
      Additional Resources
      • Consumer Health Data Privacy Policy
      • Privacy Policy
      • Terms of Use
      • Advertising Policy
      • Content Policy
      Subscribe to our newsletter

      Sign up to stay informed about MediFind and get wellness sent your way.

      Close

        By subscribing, I agree to MediFind's Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.

        Bullet PinMediFind
        Follow us on
        This information is not intended as a substitute for informed medical advice. You should work with a licensed professional to diagnose and treat health conditions. We let the data speak for itself, MediFind does not endorse any healthcare providers.
        © 2026 All Rights Reserved

        Request an Appointment

        If you are experiencing a medical emergency, call 9-1-1.

        Once you submit your request, MediFind will reach out to the provider’s office to help schedule your appointment. Note that this is not a confirmed booking. You’ll receive a status update via email within 1–2 business days.

        Patient Details

        This information is for the patient who will be seen at the appointment.

            Close

            Returning patient? Use your address on file with the provider.

            Insurance Details

            Please provide information of the primary insurance holder as the practice may require this information to schedule.

            Insurance Provider *
            Insurance ProviderClose

            Appointments Details

            Let’s get more information about your appointment.

                  0 / 1000
                  By pressing the Submit button you are agreeing to MediFind’s Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.