Summary

Dr. Mary Flaherty is a neurologist and internal medicine physician with 13 years of experience in treating complex neurological and internal medical conditions. She earned her medical degree from Lake Erie College of Osteopathic Medicine, bringing comprehensive training in both osteopathic and traditional medical approaches to patient care. Dr. Flaherty speaks English and provides care that combines her expertise in neurology with her internal medicine background.

Dr. Flaherty practices at Heritage Valley Sewickley Hospital and sees patients at multiple locations throughout Pennsylvania, including Clairton, Erie, and Jefferson Hills. She specializes in treating conditions such as Parkinson's disease, muscle weakness, and mobility issues including limping. Her treatment approach incorporates physical therapy, strength training, and manual therapy techniques to help patients regain function and improve their quality of life. Patients have given Dr. Flaherty an average rating of 2.6 on Vitals.
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Quick Facts

  • accepting new patients
  • 2.6
  • 13 years of experience
  • 28 insurance plans accepted
  • speaks English
  • Lake Erie College Of Osteopathic Medicine
  • 5 written reviews
  • 2 specialties
  • 8 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 4 office locations
  • Female

Office Locations

Dr. Mary Catherine Flaherty has 4 locations

Allegheny Health Network Neurology

575 Coal Valley Rd Ste 464Clairton, PA 15025
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Jefferson Hospital

565 Coal Valley RdJefferson Hills, PA 15025

Allegheny Health Network Neurology

2315 Myrtle St Ste L90Erie, PA 16502
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

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Dr. Mary Catherine Flaherty, MD
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Dr. Mary Catherine Flaherty, MDDr. Olga A. Katz, MDDr. Rudolph Edward MerickDr. Joshua Georgefred Nagin
NeurologyNeurologyAddiction MedicineEmergency Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
2.6 
3.5 
13 Years of Experience 42 Years of Experience 44 Years of Experience 51 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Russian Speaks English Speaks English
Clairton , PAPhiladelphia , PAJeannette , PAPittsburgh , PA
Med School: Lake Erie College Of Osteopathic Medicine Med School: State Univ Of Medicine And Pharmacy Nicolae Testemitanu Fac Of Med Med School: University Of Pittsburgh School Of Medicine Med School: Weill Cornell Medical College
Current Profile
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Insurance Plans Accepted by Dr. Mary Catherine Flaherty

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Aetna - HMO
  • Aetna - Medicare
  • Aetna - Medicare (Advantage HMO)
  • AmeriHealth
  • AmeriHealth - Medicaid (Managed)
  • AmeriHealth Caritas - Medicaid (Managed)
  • Blue Cross Blue Shield
  • Cigna
  • Gateway Health
  • Gateway Health - Medicaid
  • Gateway Health - Medicaid (Managed)
  • Gateway Health - Medicare
  • GEHA
  • HealthPartners - Medicaid (Managed)
  • Humana
  • Medicaid
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Mutual of Omaha
  • Optum Health
  • Transamerica
  • UnitedHealthcare
  • UPMC Health Plan
  • UPMC Health Plan - HMO

Medical Specialties

Dr. Mary Catherine Flaherty has the following 2 specialties

Specialty Expertise

Dr. Mary Catherine Flaherty has the following 8 areas of expertise

  • Electromyography
  • Epilepsy
  • Headache
  • Internal Medicine
  • Migraine Disorder
  • Multiple Sclerosis (MS)
  • Nerve Conduction Studies
  • Stroke

Certifications, License, & Education

13 Years Experience

MEDICAL LICENSE

Doctor Of Osteopathy, Pennsylvania, 2026, Active

EDUCATION & TRAINING

Medical School

Lake Erie College Of Osteopathic MedicineGraduated in 2013

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Frequently Asked Questions

What languages does Dr. Mary Flaherty speak?
Dr. Mary Flaherty speaks English.
Does Dr. Mary Flaherty accept my insurance?
You can see the insurance plans that Dr. Mary Flaherty accepts on their Vitals profile.
Which hospitals is Dr. Mary Flaherty affiliated with?
Dr. Mary Flaherty is affiliated with Heritage Valley Sewickley Hospital.
Is Dr. Mary Flaherty accepting new patients?
Dr. Mary Flaherty is accepting new patients on Vitals. View Dr. Mary Flaherty's profile on Vitals to make an appointment.
Does Dr. Mary Flaherty accept virtual/telehealth appointments?
Dr. Mary Flaherty has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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