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    Last Updated: 10/30/2025

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    MediFind found 29 doctor with experience in Protein S Deficiency near Montana, US. Of these, 27 are Experienced and 2 are Advanced.

    Location
    LocationClose
    29 providers found
      Experienced in Protein S Deficiency
      Hematology Oncology | Hematology | Oncology
      Experienced in Protein S Deficiency
      Hematology Oncology | Hematology | Oncology

      Kalispell Regional Medical Center Inc

      350 Heritage Way, 
      Kalispell, MT 
      Languages Spoken:
      English
      Offers Telehealth

      Kiem Liem is a Hematologist Oncology specialist and a Hematologist in Kalispell, Montana. Dr. Liem is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. His top areas of expertise are End-Stage Renal Disease (ESRD), Thrombocytopenia, Dehydration, and Paget Disease of the Breast.

      Experienced in Protein S Deficiency
      Internal Medicine
      Experienced in Protein S Deficiency
      Internal Medicine

      Downtown Clinic - Internal Medicine

      2900 12th Avenue North, Suite 310W, 
      Billings, MT 
      Experience:
      32+ years
      Languages Spoken:
      English

      After graduating from medical school at the University of Washington, Dr. Johnson completed his residency at Maine Medical Center in Portland, ME. Board certified in internal medicine. Dr. Johnson enjoys spending his time off camping, hunting and boating. Dr. Johnson is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. His top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Chronic Obstructive Pulmonary Disease (COPD).

      What does Elite, Distinguished, Advanced, Experienced mean?
      Advanced in Protein S Deficiency
      Hematology Oncology | Hematology | Oncology
      Advanced in Protein S Deficiency
      Hematology Oncology | Hematology | Oncology

      Scl Health Medical Group-Butte LLC

      400 S Clark St, 
      Butte, MT 
      Languages Spoken:
      English

      Marwan Massouh is a Hematologist Oncology specialist and a Hematologist in Butte, Montana. Dr. Massouh is rated as an Advanced provider by MediFind in the treatment of Protein S Deficiency. His top areas of expertise are Protein S Deficiency, Protein C Deficiency, Congenital Antithrombin 3 Deficiency, and Hereditary Resistance to Anti-Vitamin K.

      Learn about our expert tiers
      Advanced in Protein S Deficiency
      Hematology | Hematology Oncology | Oncology
      Advanced in Protein S Deficiency
      Hematology | Hematology Oncology | Oncology

      St. Vincent Regional Hospital - Cancer Centers Of Montana

      1315 Golden Valley Circle, 
      Billings, MT 
      Experience:
      40+ years
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Martin Lucas is a Hematologist and a Hematologist Oncology provider in Billings, Montana. Dr. Lucas has been practicing medicine for over 40 years and is rated as an Advanced provider by MediFind in the treatment of Protein S Deficiency. Her top areas of expertise are Paget Disease of the Breast, Angiosarcoma, Breast Cancer, and Familial Colorectal Cancer. Dr. Lucas is currently accepting new patients.

      Steven J. Gerstner
      Experienced in Protein S Deficiency
      Internal Medicine
      Experienced in Protein S Deficiency
      Internal Medicine

      Billings Clinic

      801 N 29th St, 
      Billings, MT 
      Languages Spoken:
      English
      Accepting New Patients

      Steven Gerstner is a primary care provider, practicing in Internal Medicine in Billings, Montana. Dr. Gerstner is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. His top areas of expertise are Chronic Lymphocytic Leukemia (CLL), Lung Cancer, Hypothyroidism, and Maturity Onset Diabetes of the Young. Dr. Gerstner is currently accepting new patients.

      Heather E. Maddox
      Experienced in Protein S Deficiency
      Family Medicine
      Experienced in Protein S Deficiency
      Family Medicine
      500 W. Broadway, 
      Missoula, MT 
      Languages Spoken:
      English

      Heather Maddox is a primary care provider, practicing in Family Medicine in Missoula, Montana. Dr. Maddox is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. Her top areas of expertise are Bronchitis, Hypothyroidism, Obesity in Children, and Tennis Elbow.

      Experienced in Protein S Deficiency
      Internal Medicine
      Experienced in Protein S Deficiency
      Internal Medicine

      Billings Clinic

      2675 Central Ave, 
      Billings, MT 
      Languages Spoken:
      English
      Offers Telehealth

      Kari Kale is a primary care provider, practicing in Internal Medicine in Billings, Montana. Dr. Kale is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. Her top areas of expertise are Hypothyroidism, High Cholesterol, Obesity in Children, and Type 2 Diabetes (T2D).

      Experienced in Protein S Deficiency
      Hematology Oncology | Hematology | Oncology
      Experienced in Protein S Deficiency
      Hematology Oncology | Hematology | Oncology

      Bozeman Health Deaconess Hospital

      915 Highland Blvd, 
      Bozeman, MT 
      Languages Spoken:
      English, Spanish
      Offers Telehealth

      William Conkright is a Hematologist Oncology specialist and a Hematologist in Bozeman, Montana. Dr. Conkright is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. His top areas of expertise are Schnitzler Syndrome, Monoclonal Gammopathy of Undetermined Significance (MGUS), Immune Thrombocytopenic Purpura (ITP), and Adult Immune Thrombocytopenia.

      Experienced in Protein S Deficiency
      Experienced in Protein S Deficiency

      St. Vincent Regional Hospital - Cancer Centers Of Montana

      1315 Golden Valley Circle, 
      Billings, MT 
      Experience:
      32+ years
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Dr. Christianson�is an investigator involved in clinical research trials in the area of�medical oncology and hematology. Dr. Christianson is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. His top areas of expertise are Breast Cancer in Men, Paget Disease of the Breast, Pleuropulmonary Blastoma, and Lung Cancer.

      Experienced in Protein S Deficiency
      Hematology Oncology | Hematology | Oncology
      Experienced in Protein S Deficiency
      Hematology Oncology | Hematology | Oncology

      Scl Health Montana

      1315 Golden Valley Cir, 
      Billings, MT 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Kristina Hool is a Hematologist Oncology specialist and a Hematologist in Billings, Montana. Dr. Hool is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. Her top areas of expertise are Paget Disease of the Breast, Inflammatory Breast Cancer, Astrocytoma, and Embryonal Tumor with Multilayered Rosettes. Dr. Hool is currently accepting new patients.

      Experienced in Protein S Deficiency
      Family Medicine
      Experienced in Protein S Deficiency
      Family Medicine
      600 Mt Highway 91 S, 
      Dillon, MT 
      Languages Spoken:
      English

      Patrick Rasch is a primary care provider, practicing in Family Medicine in Dillon, Montana. Dr. Rasch is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. His top areas of expertise are Bronchitis, Acute Cystitis, Chronic Cough, and Protein C Deficiency.

      Experienced in Protein S Deficiency
      Hematology Oncology | Hematology | Oncology
      Experienced in Protein S Deficiency
      Hematology Oncology | Hematology | Oncology

      Kalispell Regional Medical Center Inc

      320 Sunnyview Ln, 
      Kalispell, MT 
      Languages Spoken:
      English, Polish, Russian, Ukrainian
      Accepting New Patients
      Offers Telehealth

      Simon Vinarsky is a Hematologist Oncology specialist and a Hematologist in Kalispell, Montana. Dr. Vinarsky is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. His top areas of expertise are Anemia, Childhood Iron Deficiency Anemia, Thrombocytopenia, Urothelial Cancer, and Bone Marrow Aspiration. Dr. Vinarsky is currently accepting new patients.

      Experienced in Protein S Deficiency
      Family Medicine
      Experienced in Protein S Deficiency
      Family Medicine

      Billings Clinic

      760 Wicks Lane, 
      Billings, MT 
      Languages Spoken:
      English
      Accepting New Patients

      Glenn Guzman is a primary care provider, practicing in Family Medicine in Billings, Montana. Dr. Guzman is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. His top areas of expertise are Muscle Invasive Bladder Cancer, Diabetic Nephropathy, Type 2 Diabetes (T2D), Endoscopy, and Hip Replacement. Dr. Guzman is currently accepting new patients.

      Experienced in Protein S Deficiency
      Cardiac Electrophysiology | Cardiology
      Experienced in Protein S Deficiency
      Cardiac Electrophysiology | Cardiology

      Billings Clinic

      801 N 29th St, 
      Billings, MT 
      Languages Spoken:
      English

      Luis Alvarez is a Cardiac Electrophysiologist and a Cardiologist in Billings, Montana. Dr. Alvarez is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. His top areas of expertise are Atrial Fibrillation, High Cholesterol, Ectopic Heartbeat, and Arrhythmias.

      Experienced in Protein S Deficiency
      Hematology Oncology | Hematology | Oncology
      Experienced in Protein S Deficiency
      Hematology Oncology | Hematology | Oncology

      Northern Montana Hospital

      30 13th St, 
      Havre, MT 
      Languages Spoken:
      English
      Accepting New Patients

      Malcolm Winter is a Hematologist Oncology specialist and a Hematologist in Havre, Montana. Dr. Winter is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. His top areas of expertise are Lung Adenocarcinoma, Small Cell Lung Cancer (SCLC), Paget Disease of the Breast, Chromophobe Renal Cell Carcinoma, and Bone Marrow Aspiration. Dr. Winter is currently accepting new patients.

      Experienced in Protein S Deficiency
      Family Medicine
      Experienced in Protein S Deficiency
      Family Medicine
      500 West Broadway Street, 
      Missoula, MT 
      Languages Spoken:
      English

      Christopher Smith is a primary care provider, practicing in Family Medicine in Missoula, Montana. Dr. Smith is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. His top areas of expertise are Hypothyroidism, Obesity in Children, High Cholesterol, and Cirrhosis.

      Experienced in Protein S Deficiency
      Cardiology | Vascular Surgery
      Experienced in Protein S Deficiency
      Cardiology | Vascular Surgery

      Kalispell Regional Medical Center Inc

      310 Sunnyview Ln, 
      Kalispell, MT 
      Languages Spoken:
      English
      Accepting New Patients

      Robert Mitchell is a Cardiologist and a Vascular Surgeon in Kalispell, Montana. Dr. Mitchell is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. His top areas of expertise are Atrial Fibrillation, Aortic Regurgitation, Arrhythmias, Pediatric Myocarditis, and Pacemaker Implantation. Dr. Mitchell is currently accepting new patients.

      Experienced in Protein S Deficiency
      Internal Medicine
      Experienced in Protein S Deficiency
      Internal Medicine

      Mountain Internal Medicine, PLLC

      323 E Front St, 
      Missoula, MT 
      Languages Spoken:
      English
      Accepting New Patients

      Sarah Faaborg is a primary care provider, practicing in Internal Medicine in Missoula, Montana. Dr. Faaborg is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. Her top areas of expertise are Hypothyroidism, Pulmonary Embolism, Maturity Onset Diabetes of the Young, and Cerebral Palsy. Dr. Faaborg is currently accepting new patients.

      Experienced in Protein S Deficiency
      Internal Medicine
      Experienced in Protein S Deficiency
      Internal Medicine

      Rchp Billings - Missoula LLC

      2831 Fort Missoula Rd, 
      Missoula, MT 
      Languages Spoken:
      English
      Accepting New Patients
      Offers Telehealth

      Clare Brownlee is a primary care provider, practicing in Internal Medicine in Missoula, Montana. Dr. Brownlee is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. Her top areas of expertise are Pulmonary Veno-Occlusive Disease, Chronic Obstructive Pulmonary Disease (COPD), Lung Metastases, and Osteoporosis. Dr. Brownlee is currently accepting new patients.

      Experienced in Protein S Deficiency
      Family Medicine
      Experienced in Protein S Deficiency
      Family Medicine
      801 N 29th St, 
      Billings, MT 
      Languages Spoken:
      English

      Virginia Mohl is a primary care provider, practicing in Family Medicine in Billings, Montana. Dr. Mohl is rated as an Experienced provider by MediFind in the treatment of Protein S Deficiency. Her top areas of expertise are Dementia, Hypothyroidism, Measles, and Obesity in Children.

      Showing 1-20 of 29

      Last Updated: 10/30/2025

      What is the definition of Protein S Deficiency?

      Protein S deficiency is a disorder that increases the risk of developing blood clots. People with protein S deficiency are at risk of developing a type of clot called a deep vein thrombosis (DVT) that occurs in the deep veins of the arms or legs. A DVT can travel through the bloodstream and lodge in the lungs, causing a life-threatening clot called a pulmonary embolism (PE). Both DVTs and PEs are a type of venous thromboembolism, a general term for blood clots that form in a vein. Factors such as age, surgery, immobility, or pregnancy can increase the risk of clotting in people with protein S deficiency. In addition, people who have protein S deficiency and another inherited blood clotting disorder may have a higher risk of developing blood clots. Venous thromboembolism occurs in approximately fifty to sixty percent of people with protein S deficiency.

      When should I see a Protein S Deficiency doctor in Montana, US?

      There are various reasons why you may want to see a specialist, such as: 

      • Your primary care provider recommends it. 
      • Your condition requires expert knowledge and specialized care. 
      • Your symptoms persist or worsen despite treatment. 
      • You need specialized testing or procedures. 
      • You want a second opinion.  

      What should I consider when choosing a Protein S Deficiency doctor in Montana, US?

      It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

      How does MediFind rank Protein S Deficiency doctors in Montana, US?

      MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

      What types of insurance are accepted by Protein S Deficiency doctors in Montana, US?

      Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

      How can I book an appointment online with a Protein S Deficiency doctor in Montana, US?

      MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Protein S Deficiency doctor search results page. 

      Why is it important to get a second opinion from a different Protein S Deficiency doctor?

      Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

      How can I prepare for my appointment with a Protein S Deficiency doctor in Montana, US?

      Prepare for your appointment by gathering the following items: 

      • Copies of medical records (dating back at least one year) 
      • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
      • Family history of disease 
      • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
      • Allergies to medications, food, latex, insects, etc.  
      • List of questions and concerns 
      • Your insurance card 

      You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

      What questions should I ask my Protein S Deficiency doctor?

      Here are some sample questions: 

      • Can you explain in simple terms what this condition is and how it’s treated? 
      • What symptoms or side effects should I watch for? 
      • What tests will be involved, and when can I expect results? 
      • Are there other specialists I need to see? 
      • What’s the best way to reach you if I have follow-up questions? 

      How can I learn about the latest clinical trials and research advances my Protein S Deficiency doctor may know about?

      MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

      MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

      Can I filter my search to show male or female Protein S Deficiency doctors in Montana, US?

      Look for the filter feature on the left side of the Protein S Deficiency doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

      Can I filter my search to find a Protein S Deficiency doctor that offers video calls?

      Look for the filter feature on the left-side of the Protein S Deficiency doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

      Reviewed on: 11/11/24  

      By: MediFind Medical Staff 

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