Mark R. Fantaski
Experienced in Richter Syndrome

Dr. Mark R. Fantaski

Internal Medicine
UPMC
HealthQuest Medical Associates-UPMC
5318 Ranalli Drive, 
Gibsonia, PA 
On Staff At
Offers Telehealth

Experienced in Richter Syndrome
UPMC
HealthQuest Medical Associates-UPMC
5318 Ranalli Drive, 
Gibsonia, PA 
OverviewInsuranceLocationsSimilar Doctors

Overview

Mark Fantaski, MD, specializes in internal medicine and is board-certified in internal medicine by the American Board of Internal Medicine. He practices at HealthQuest Medical Associates - UPMC and is affiliated with UPMC Passavant. Dr. Fantaski completed his residency at Allegheny General Hospital and medical education at Thomas Jefferson University Medical College. LGBTQIA+ Affirming: This provider has completed training on how to create a safe, comfortable, and welcoming environment for LGBTQIA+ patients. This provider may or may not offer LGBTQIA+ specific medical or surgical care. Please ask when scheduling. Are you already a patient of this provider and have a MyUPMC account? Log in to MyUPMC to schedule.

Dr. Fantaski is rated as an Experienced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Prekallikrein Deficiency, Congenital Anti-Plasmin Deficiency, Disseminated Intravascular Coagulation, and Cirrhosis.

Graduate Institution
Thomas Jefferson University Medical College
Residency
Allegheny General Hospital
Specialties
Internal Medicine
Licenses
Internal Medicine in PA
Board Certifications
American Board Of Internal Medicine
Hospital Affiliations
Magee Womens Hospital Of Upmc Health System
Independence Health System Butler Memorial Hospita
Upmc St Margaret
Ahn Wexford Hospital
Upmc Passavant
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:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Cambia Health Solutions
  • EPO
  • INSURANCE PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • PPO
Capital Blue Cross
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • OTHER MEDICARE PART D
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Change Healthcare
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Cigna
  • EPO
  • HMO
  • PPO
Gateway Health Plan
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE SNP
  • OTHER MEDICARE PART D
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
Health Partners Plans
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
Highmark
  • EPO
  • HMO
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Medical Mutual
  • HMO
  • PPO
Medicare
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE PART D
PA Health and Wellness
  • HMO
  • MANAGED MEDICAID PLAN
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
SCAN Health Plan
  • INSURANCE PLAN
  • MEDICARE MAPD
Spectrum Priority Health
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
TeamCare
  • OTHER COMMERCIAL
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
UPMC
  • EPO
  • 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 22 Less Insurance Carriers -

Locations

HealthQuest Medical Associates-UPMC
5318 Ranalli Drive, Gibsonia, PA 15044
Call: 878-248-6102
Similar Doctors
G R. Zimmerman
Advanced in Richter Syndrome
Dr. G R. Zimmerman
Internal Medicine
Advanced in Richter Syndrome
Dr. G R. Zimmerman
Internal Medicine

Pittsburgh Primary Care-UPMC

969 Greentree Road, 
Pittsburgh, PA 
 (15.9 miles away)
412-317-7119
Languages Spoken:
English
See accepted insurances
Offers Telehealth

G. Richard Zimmerman, MD, specializes in internal medicine and is certified by the American Board of Internal Medicine. He practices at Pittsburgh Primary Care-UPMC and is affiliated with UPMC Mercy. He completed his residency at UPMC Mercy and his medical degree at Drexel/Hahnemann University College of Medicine. Dr. Zimmerman is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Richter Syndrome, Chronic Lymphocytic Leukemia (CLL), Chronic B-Cell Leukemia (CBCL), and Chronic Cough.

Thomas G. Shetter
Experienced in Richter Syndrome
Dr. Thomas G. Shetter
Geriatrics | Internal Medicine
Experienced in Richter Syndrome
Dr. Thomas G. Shetter
Geriatrics | Internal Medicine

Genesis Medical Associates, Inc.

480 E Jefferson St, 
Butler, PA 
 (15.8 miles away)
724-282-1530
Experience:
44+ years
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Thomas Shetter is a primary care provider, practicing in Geriatrics and Internal Medicine in Butler, Pennsylvania. Dr. Shetter has been practicing medicine for over 44 years and is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. His top areas of expertise are Sitosterolemia, High Cholesterol, Low Sodium Level, and Type 2 Diabetes (T2D).

Michelle A. Rathgeb
Experienced in Richter Syndrome
Dr. Michelle A. Rathgeb
Internal Medicine
Experienced in Richter Syndrome
Dr. Michelle A. Rathgeb
Internal Medicine

Westmoreland Center For Internal Medicine-UPMC

310 Donohoe Road, 
Greensburg, PA 
 (31.1 miles away)
878-884-4445
Languages Spoken:
English
See accepted insurances
Accepting New Patients
Offers Telehealth

Michelle Rathgeb, MD, specializes in internal medicine and is board certified in internal medicine by the American Board of Internal Medicine. She practices at Westmoreland Center for Internal Medicine-UPMC. Dr. Rathgeb completed her medical degree at the University of Pennsylvania School of Medicine and residency at the University of Pittsburgh Medical Center. Dr. Rathgeb is rated as an Advanced provider by MediFind in the treatment of Richter Syndrome. Her top areas of expertise are Childhood Iron Deficiency Anemia, Familial Colorectal Cancer, Folate Deficiency, and Vitamin B12 Deficiency Anemia.

VIEW MORE RICHTER SYNDROME 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. Fantaski's expertise for a condition
ConditionClose
      • Advanced
      • Congenital Anti-Plasmin Deficiency
        Dr. Fantaski is
        Advanced
        . Learn about Congenital Anti-Plasmin Deficiency.
        See more Congenital Anti-Plasmin Deficiency experts
      • Disseminated Intravascular Coagulation
        Dr. Fantaski is
        Advanced
        . Learn about Disseminated Intravascular Coagulation.
        See more Disseminated Intravascular Coagulation experts
      • Prekallikrein Deficiency
        Dr. Fantaski is
        Advanced
        . Learn about Prekallikrein Deficiency.
        See more Prekallikrein Deficiency experts
      • Experienced
      • Atherosclerosis
        Dr. Fantaski is
        Experienced
        . Learn about Atherosclerosis.
        See more Atherosclerosis experts
      • Bile Duct Obstruction
        Dr. Fantaski is
        Experienced
        . Learn about Bile Duct Obstruction.
        See more Bile Duct Obstruction experts
      • Bile Duct Stricture
        Dr. Fantaski is
        Experienced
        . Learn about Bile Duct Stricture.
        See more Bile Duct Stricture experts
      • Blood Clots
        Dr. Fantaski is
        Experienced
        . Learn about Blood Clots.
        See more Blood Clots experts
      • Cardiomyopathy
        Dr. Fantaski is
        Experienced
        . Learn about Cardiomyopathy.
        See more Cardiomyopathy experts
      • Cholestasis
        Dr. Fantaski is
        Experienced
        . Learn about Cholestasis.
        See more Cholestasis experts
      View All 29 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.

        MediFind will contact the provider for your appointment request. You’ll receive status updates by email. Your provider or MediFind will reach out to you directly by phone or email to schedule your appointment or request additional information.

        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
                  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.