montana
Specialties
Hematology and Oncology Specialist
Dr. Troy A. Fiddler
Dr. Troy A. Fiddler

Dr. Troy A. Fiddler

  • Gender: Male
  • Experience: 21 years
  • Graduated from: Oregon Health Sciences University School Of Medicine
  • Graduation year: 2000
  • Sole propriator: No
  • NPI: 1730130311

Dr. Troy A. Fiddler M.D.

Hematology and Oncology Specialist

He is located at 1315 Golden Valley Circle in Billings, MT 59102. Can help patients with the following: Asthma, Bone Cancer, Constipation, Hodgkin's Disease, Peptic Ulcer, Urethritis. His National Provider Identifier (NPI) number is 1730130311. Appointment can be made via the phone number (406) 238-6290. He is affiliated with 2 practices and 1 hospitals.

Conditions treated

Dr. Troy A. Fiddler, being an hematology and oncology specialist, 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. Troy A. Fiddler.

  • Abdominal Pain
  • Acute Pain
  • Anemia
  • Arthritis
  • Asthma
  • Atherosclerosis
  • Beta Thalassemia
  • Bladder Control
  • Bone Cancer
  • Cancer
  • Chest Pain
  • Cholecystitis
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Common Cold
  • Constipation
  • Cystitis
  • Deep Vein Thrombosis (DVT)
  • Diarrhea
  • Edema
  • Fever
  • Gastroesophageal Reflux Disease (GERD)
  • General Care
  • Headache
  • Heart Disease
  • Hemophilia
  • Hiatal Hernia
  • High Blood Pressure
  • Hodgkin's Disease
  • Hot Flashes
  • Hyperlipidemia
  • Hyponatremia
  • Idiopathic Thrombocytopenic Purpura (ITP)
  • Influenza
  • Inguinal Hernia
  • Leukemia
  • Migraine
  • Multiple Myeloma
  • Nausea and Vomiting
  • Neutropenia
  • Non-Hodgkin's Lymphoma (NHL)
  • Obesity
  • Osteoporosis
  • Peptic Ulcer
  • Pernicious Anemia
  • Polycythemia
  • Prescription Refill
  • Pulmonary Embolism (PE)
  • Sickle Cell Anemia
  • Thalassemia
  • Thrombocytopenia
  • Urethritis
  • Urinary Tract Infection (UTI)

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Troy A. Fiddler 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 31 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
ROCKY MOUNTAIN GOLD HDHP PPO · Gold Preferred Accepting new patients
ROCKY MOUNTAIN BRONZE PPO · Expanded Bronze Preferred Accepting new patients
ROCKY MOUNTAIN BRONZE HDHP PPO · Expanded Bronze Preferred Accepting new patients
Rocky Mountain Bronze Standard PPO · Expanded Bronze Preferred Accepting new patients
ROCKY MOUNTAIN GOLD PPO · Gold Preferred Accepting new patients
Rocky Mountain Gold Standard PPO · Gold Preferred Accepting new patients
ROCKY MOUNTAIN SILVER PPO · Silver Preferred Accepting new patients
ROCKY MOUNTAIN SILVER HDHP PPO · Silver Preferred Accepting new patients
Rocky Mountain Silver Standard PPO · Silver Preferred 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. Troy A. Fiddler 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. Troy A. Fiddler is enrolled to bill Medicare as a Practitioner - Hematology/oncology (also registered under: Practitioner - Internal Medicine) .

Bills through: Scl Health Montana

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.

Payments received

Drug payment

Merck $2104

Other

Travel and Lodging $1728
Food and Beverage $377

Studies

OREGON HEALTH SCIENCES UNIVERSITY SCHOOL OF MEDICINE

Graduated in 2000

Additional Specialities

  • Internist

Affiliated practices

Hardin Clinic
16 North Miles Avenue
Hardin, 59034 MT
(406) 665-2205
Frontier Cancer Center & Blood Institute
1315 Golden Valley Circle
Billings, 59102 MT
(406) 238-6290

Affiliated hospitals

ST VINCENT HEALTHCARE
1233 N 30TH ST
BILLINGS, 59101 MT
(406) 657-7000

Looking for more Hematology and Oncology Specialists?

Here are hematology and oncology specialists in Montana you may want to explore.

Dr. Peter Wagner
  • Gender: Male
  • Address: Suite 1100 350 Heritage Way Kalispell, 59901, MT
Dr. Elise Anderes
  • Gender: Female
  • Address: Suite 1100 350 Heritage Way Kalispell, 59901, MT
Dr. Barry Simpson Levinson
  • Gender: Male
  • Address: 350 Heritage Way Suite 1100 Kalispell, 59901, MT
Dr. Karine Darbinyan
  • Gender: Female
  • Address: 2475 East Broadway Street Helena, 59601, MT
Dr. Jack Hensold
  • Gender: Male
  • Address: Suite 3130 931 Highland Boulevard Bozeman, 59715, MT
Dr. Martin K. Lucas
  • Gender: Female
  • Address: 1315 Golden Valley Circle Billings, 59102, MT
Dr. Kristina Marie Hool
  • Gender: Female
  • Address: 931 Highland Boulevard Bozeman, 59715, MT
Dr. John M. Trauscht
  • Gender: Male
  • Address: 500 West Broadway Missoula, 59802, MT
Dr. Stephen F. Speckart
  • Gender: Male
  • Address: 500 West Broadway Missoula, 59802, MT
Dr. James G. Hueftle
  • Gender: Male
  • Address: 305 West Pennsylvania Avenue Anaconda, 59711, MT

Questions & Answers

Where can you meet with Dr. Troy A. Fiddler?

Dr. Troy A. Fiddler's office is located at 1315 Golden Valley Circle in Billings, MT 59102.

Does Dr. Troy A. Fiddler accept patients with Blue Cross and Blue Shield of Montana?

Yes, Dr. Troy A. Fiddler 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. Troy A. Fiddler affiliation with hospitals?

Dr. Troy A. Fiddler is affiliated with ST VINCENT HEALTHCARE.

What conditions does Dr. Troy A. Fiddler treat?

Dr. Troy A. Fiddler provides treatment for Asthma, Bone Cancer, Constipation, Hodgkin's Disease, Peptic Ulcer, Urethritis. For the full list see this list.

Does Dr. Troy A. Fiddler have affiliation with practices?

Dr. Troy A. Fiddler is affiliated with Hardin Clinic. For the full list of practices see this list.