Dr. Nancy J. Sweeney
- Gender: Female
- Experience: 37 years
- Graduated from: University Of Washington School Of Medicine
- Graduation year: 1984
- Sole propriator: Yes
- NPI: 1558389619
Dr. Nancy J. Sweeney M.D.
Anesthesiologist
She is located at 940 North 30th Street in Billings, MT 59101. Can help patients with the following: Childhood Behavioral and Emotional Disorders, Colic, Dyslexia, Enuresis, Fragile X Syndrome (FXS), Jaundice. Her National Provider Identifier (NPI) number is 1558389619. Appointment can be made via the phone number (406) 248-7186. She is affiliated with 1 practices.
Conditions treated
Dr. Nancy Jo Sweeney, being an anesthesiologist, 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. Nancy J. Sweeney.
- Abdominal Pain
- Allergic Reaction
- Anemia
- Anencephaly
- Asthma
- Autism
- Bee and Wasp Stings
- Birth Defects
- Bronchitis
- Cerebral Palsy (CP)
- Childhood Behavioral and Emotional Disorders
- Childhood Obesity
- Chronic Cough
- Cleft Palate and Cleft Lip
- Colic
- Common Cold
- Croup
- Developmental Delays
- Down Syndrome
- Dyslexia
- Eczema
- Edwards Syndrome
- Enuresis
- Fetal Alcohol Syndrome (FAS)
- Fever
- Food Poisoning
- Fragile X Syndrome (FXS)
- General Anesthesia
- General Care
- Hay Fever
- Head Lice
- Headache
- Hives
- Infant Care
- Influenza
- Jaundice
- Kawasaki Disease
- Learning Disability
- Migraine
- Muscular Dystrophy
- Nausea and Vomiting
- Noonan Syndrome
- Pain Medication Management
- Parenting
- Pervasive Developmental Disorders (PDD)
- Phenylketonuria (PKU)
- Pinworm Infection
- Prescription Refill
- Regional Anesthesia
- Reye Syndrome
- Rickets
- Sedation
- Sinusitis
- Skin Rash
- Sore Throat
- Speech Disorders
- Stuttering
- Sudden Infant Death Syndrome (SIDS)
- Tourette Syndrome
- Turner Syndrome
- Upper Respiratory Infection (URI)
- Urinary Tract Infection (UTI)
- Williams Syndrome
- Wilson-Turner Syndrome
- Wrist Surgery
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Nancy J. Sweeney 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
| 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 |
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. Nancy J. Sweeney is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Nancy J. Sweeney is enrolled to bill Medicare as a Practitioner - Anesthesiology (also registered under: Practitioner - Pediatric Medicine) .
Medicare practice location(s) (city/state/zip only, as reported to Medicare):
- BILLINGS, MT, 59101-0742
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 WASHINGTON SCHOOL OF MEDICINE
Graduated in 1984Additional Specialities
- Pediatrician
Looking for more Anesthesiologists?
Out of the 59 anesthesiologists in this region, here are 10 randomly selected ones for you to explore.
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- Address: 2800 10th Avenue North Billings, 59101, MT
- Gender: Male
- Address: 2800 10th Avenue North Billings, 59101, MT
- Gender: Male
- Address: 1233 North 30th Street Billings, 59101, MT
- Gender: Male
- Address: 1233 North 30th Street Billings, 59101, MT
- Gender: Male
- Address: 1233 North 30th Street Billings, 59101, MT
- Gender: Male
- Address: 2800 10th Avenue North Billings, 59101, MT
- Gender: Male
- Address: Suite 205W 2900 12th Avenue North Billings, 59101, MT
- Gender: Male
- Address: 1100 North Kentucky Avenue West Plains, 65775, MO
Questions & Answers
Does Dr. Nancy Jo Sweeney accept insurance?
Dr. Nancy Jo Sweeney is listed in-network for 10 ACA Marketplace (Obamacare/HealthCare.gov) plans from Blue Cross and Blue Shield of Montana. See the Marketplace plans section for details.
Where can you meet with Dr. Nancy Jo Sweeney?
Dr. Nancy Jo Sweeney's office is located at 940 North 30th Street in Billings, MT 59101.
What conditions does Dr. Nancy Jo Sweeney treat?
Dr. Nancy Jo Sweeney provides treatment for Childhood Behavioral and Emotional Disorders, Colic, Dyslexia, Enuresis, Fragile X Syndrome (FXS), Jaundice. For the full list see this list.
Does Dr. Nancy Jo Sweeney have affiliation with practices?
Dr. Nancy Jo Sweeney is affiliated with Northern Rockies Surgery Center.