Dr. Lance Lynn Stewart
Dr. Lance L. Stewart
Last updated: Aug 22, 2025

Dr. Lance L. Stewart

  • Gender: Male
  • Experience: 27 years
  • Graduated from: University Of Utah School Of Medicine
  • Graduation year: 1994
  • Sole propriator: No
  • NPI: 1174526503

Dr. Lance L. Stewart MD

Family Physician

He is located at 1950 West Roosevelt Highway in Shelby, MT 59474. Can help patients with the following: Asthma, Breastfeeding and Lactation, General Care, High Blood Pressure, Migraine, Obesity. His National Provider Identifier (NPI) number is 1174526503. Appointment can be made via the phone number (406) 434-3100. He is affiliated with 4 practices and 2 hospitals.

Conditions treated

Dr. Lance Lynn Stewart, being an family physician, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Lance L. Stewart.

  • Abdominal Pain
  • Aging In Place
  • Anxiety
  • Arthritis
  • Asthma
  • Autism
  • Birth Control Counseling
  • Breastfeeding and Lactation
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Common Cold
  • Diabetes
  • Fever
  • General Care
  • Headache
  • Heart Disease
  • High Blood Pressure
  • Hyperlipidemia
  • Hypothyroidism
  • Infant Care
  • Influenza
  • Migraine
  • Mold Exposure
  • Nausea and Vomiting
  • Obesity
  • Osteoarthritis (OA)
  • Osteoporosis
  • Pregnancy
  • Prenatal Care
  • Prescription Refill
  • Thyroid Disease
  • Women's Health

Procedures Performed by Dr. Lance L. Stewart

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Lance L. Stewart as in-network for the following 2026 plans.

Health plans

Blue Cross and Blue Shield of Montana

Network data as of Jun 7, 2026, as reported by the insurer.

Show all 10 plans from Blue Cross and Blue Shield of Montana
Blue Cross and Blue Shield of Montana plans
Plan Plan type Network tier New patients
Blue Preferred Bronze PPO℠ 201 (4 plan variants) PPO · Expanded Bronze Blue Preferred PPO Accepting new patients
Blue Preferred Bronze PPO℠ 202 (4 plan variants) PPO · Expanded Bronze Blue Preferred PPO Accepting new patients
Blue Preferred Bronze PPO℠ Standard (4 plan variants) PPO · Expanded Bronze Blue Preferred PPO Accepting new patients
Blue Preferred Gold PPO℠ 204 (4 plan variants) PPO · Gold Blue Preferred PPO Accepting new patients
Blue Preferred Gold PPO℠ 901 (4 plan variants) PPO · Gold Blue Preferred PPO Accepting new patients
Blue Preferred Gold PPO℠ Standard (4 plan variants) PPO · Gold Blue Preferred PPO Accepting new patients
Blue Preferred Security PPO℠ 200 (4 plan variants) PPO · Catastrophic Blue Preferred PPO Accepting new patients
Blue Preferred Silver PPO℠ 203 (4 plan variants) PPO · Silver Blue Preferred PPO Accepting new patients
Blue Preferred Silver PPO℠ 308 (4 plan variants) PPO · Silver Blue Preferred PPO Accepting new patients
Blue Preferred Silver PPO℠ Standard (4 plan variants) PPO · Silver Blue Preferred PPO Accepting new patients

Mountain Health CO-OP

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 22 plans from Mountain Health CO-OP
Mountain Health CO-OP plans
Plan Plan type Network tier New patients
PEAK PPO BRONZE PPO · Expanded Bronze Preferred Accepting new patients
Peak PPO Bronze HDHP PPO · Expanded Bronze Preferred Accepting new patients
PEAK PPO BRONZE HDHP PPO · Expanded Bronze Preferred Accepting new patients
Peak PPO Bronze Standard PPO · Expanded Bronze Preferred Accepting new patients
Peak PPO Catastrophic PPO · Catastrophic Preferred Accepting new patients
Peak PPO Gold PPO · Gold Preferred Accepting new patients
PEAK PPO GOLD PPO · Gold Preferred Accepting new patients
PEAK PPO GOLD HDHP PPO · Gold Preferred Accepting new patients
Peak PPO Gold Standard PPO · Gold Preferred Accepting new patients
Peak PPO Silver PPO · Silver Preferred Accepting new patients
PEAK PPO SILVER PPO · Silver Preferred Accepting new patients
PEAK PPO SILVER HDHP PPO · Silver Preferred Accepting new patients
Peak PPO Silver Standard PPO · Silver Preferred Accepting new patients
Plus Bronze (2 plan variants) PPO · Expanded Bronze Tier Two Accepting new patients
Plus Bronze HDHP PPO · Expanded Bronze Tier Two Accepting new patients
Plus Bronze Standard PPO · Expanded Bronze Tier Two Accepting new patients
Plus Gold (2 plan variants) PPO · Gold Tier Two Accepting new patients
Plus Gold HDHP PPO · Gold Tier Two Accepting new patients
Plus Gold Standard PPO · Gold Tier Two Accepting new patients
Plus Silver PPO · Silver Tier Two Accepting new patients
Plus Silver HDHP PPO · Silver Tier Two Accepting new patients
Plus Silver Standard PPO · Silver Tier Two Accepting new patients

PacificSource Health Plans

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 8 plans from PacificSource Health Plans
PacificSource Health Plans plans
Plan Plan type Network tier New patients
Core Bronze HSA 10600 EPO · Bronze Tier One Accepting new patients
Core Bronze HSA 8300 EPO · Expanded Bronze Tier One Accepting new patients
Core Gold 1500 EPO · Gold Tier One Accepting new patients
Core Silver 3500 EPO · Silver Tier One Accepting new patients
Core Silver 5000 EPO · Silver Tier One Accepting new patients
Core Standard Expanded Bronze HSA EPO · Expanded Bronze Tier One Accepting new patients
Core Standard Gold EPO · Gold Tier One Accepting new patients
Core Standard Silver EPO · Silver Tier One Accepting new patients

This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Lance L. Stewart is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.

Insurance information looks wrong? Let us know

Medicare Enrollment

Dr. Lance L. Stewart is enrolled to bill Medicare as a Practitioner - Family Practice .

Bills through: Marias Healthcare Services Inc.

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Studies

UNIVERSITY OF UTAH SCHOOL OF MEDICINE

Graduated in 1994

Affiliated practices

Billings Clinic Hospital
2800 10th Avenue North
Billings, 59101 MT
(406) 657-4000
Marias Healthcare Services
670 Park Avenue
Shelby, 59474 MT
(406) 434-3100
Marias Healthcare Services
13 1st Street South
Shelby, 59474 MT
(406) 434-3118
Family Practice
601 1st Avenue North
Great Falls, 59401 MT
(406) 727-5778

Affiliated hospitals

MARIAS MEDICAL CENTER
640 PARK AVE
SHELBY, 59474 MT
(406) 434-3200
PONDERA MEDICAL CENTER
805 SUNSET BLVD
CONRAD, 59425 MT
(406) 271-3211

Looking for more Family Physicians?

There are 7 other family physicians in this region.

Dr. Robert A. Clary
  • Gender: Male
  • Address: 100 Main Street Shelby, 59474, MT
Dr. Todd E. Gianarelli
  • Gender: Male
  • Address: 670 Park Avenue Shelby, 59474, MT
Dr. Ronald Lee Burinsky
  • Gender: Male
  • Address: 35 State Highway 30 Basin, 82410, WY
Dr. Marc E. Adams
  • Gender: Male
  • Address: 670 Park Avenue Shelby, 59474, MT
Dr. Michele C. Marler
  • Gender: Female
  • Address: 1401 25th Street South Great Falls, 59405, MT
Dr. Alex K. Curtis
  • Gender: Male
  • Address: 105 US Highway 80 East Demopolis, 36732, AL
Dr. George Angelo Biancarelli
  • Gender: Male
  • Address: 670 Park Avenue Shelby, 59474, MT

Questions & Answers

Does Dr. Lance Lynn Stewart accept patients with Blue Cross and Blue Shield of Montana?

Yes, Dr. Lance Lynn Stewart is listed in-network for Blue Cross and Blue Shield of Montana through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.

Has Dr. Lance Lynn Stewart affiliation with hospitals?

Dr. Lance Lynn Stewart is affiliated with MARIAS MEDICAL CENTER. For the full list of hospitals see this list.

What conditions does Dr. Lance Lynn Stewart treat?

Dr. Lance Lynn Stewart provides treatment for Asthma, Breastfeeding and Lactation, General Care, High Blood Pressure, Migraine, Obesity. For the full list see this list.

Does Dr. Lance Lynn Stewart have affiliation with practices?

Dr. Lance Lynn Stewart is affiliated with Billings Clinic Hospital. For the full list of practices see this list.

Where can you meet with Dr. Lance Lynn Stewart?

Dr. Lance Lynn Stewart's office is located at 1950 West Roosevelt Highway in Shelby, MT 59474.