Mary E. Poston
Experienced in Generalized Tonic-Clonic Seizure

Dr. Mary E. Poston

Internal Medicine
Prisma Health
Prisma Health Internal Medicine – 2 Med Park
2 Medical Park Road, Suite 203, 
Columbia, SC 
On Staff At

Experienced in Generalized Tonic-Clonic Seizure
Prisma Health
Prisma Health Internal Medicine – 2 Med Park
2 Medical Park Road, Suite 203, 
Columbia, SC 
OverviewInsuranceLocationsSimilar Doctors

Overview

Mary Poston is a primary care provider, practicing in Internal Medicine in Columbia, South Carolina. Dr. Poston is rated as an Experienced provider by MediFind in the treatment of Generalized Tonic-Clonic Seizure. Her top areas of expertise are Periorbital Cellulitis, Sepsis, Glucocorticoid-Remediable Aldosteronism, Endoscopy, and Gastrostomy.

Graduate Institution
University Of South Carolina School Of Medicine
Residency
Prisma Health Tuomey Healthcare System
Specialties
Internal Medicine
Licenses
Internal Medicine in SC
Board Certifications
American Board Of Internal Medicine
Hospital Affiliations
Prisma Health Baptist
Prisma Health Richland Hospital
Languages Spoken
English
Gender
Female

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
Find your insuranceClose

Accepted insurance plans:

Absolute Total Care South Carolina
  • HMO
  • MANAGED MEDICAID PLAN
  • MEDICARE-MEDICAID PLAN
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
Change Healthcare
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Cigna
  • EPO
  • HMO
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 9 Less Insurance Carriers -

Locations

Prisma Health Internal Medicine – 2 Med Park
2 Medical Park Road, Suite 203, Columbia, SC 29203
Call: 803-434-8090
Similar Doctors
Advanced in Generalized Tonic-Clonic Seizure
Dr. Anne Owusu
Internal Medicine
Advanced in Generalized Tonic-Clonic Seizure
Dr. Anne Owusu
Internal Medicine
28373 Hwy 76 E, 
Clinton, SC 
 (55.5 miles away)
864-938-3286
Languages Spoken:
English
See accepted insurances

Anne Owusu is a primary care provider, practicing in Internal Medicine in Clinton, South Carolina. Dr. Owusu is rated as an Experienced provider by MediFind in the treatment of Generalized Tonic-Clonic Seizure. Her top areas of expertise are Generalized Tonic-Clonic Seizure, N-Acetylglutamate Synthase Deficiency, Carbamoyl Phosphate Synthetase 1 Deficiency, and Arginase Deficiency.

Experienced in Generalized Tonic-Clonic Seizure
Dr. Kirk R. Steptoe
Internal Medicine
Experienced in Generalized Tonic-Clonic Seizure
Dr. Kirk R. Steptoe
Internal Medicine

Lexington Health Inc

103 Thompson St, Suite 200, 
Lexington, SC 
 (13.7 miles away)
803-796-7270
Languages Spoken:
English
See accepted insurances
Accepting New Patients

Kirk Steptoe is a primary care provider, practicing in Internal Medicine in Lexington, South Carolina. Dr. Steptoe is rated as an Advanced provider by MediFind in the treatment of Generalized Tonic-Clonic Seizure. His top areas of expertise are Sepsis, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension. Dr. Steptoe is currently accepting new patients.

Advanced in Generalized Tonic-Clonic Seizure
Dr. Charles L. Edwards
Internal Medicine
Advanced in Generalized Tonic-Clonic Seizure
Dr. Charles L. Edwards
Internal Medicine

Ies South Carolina LLC

1304 W Bobo Newsom Hwy, 
Hartsville, SC 
 (57.7 miles away)
469-340-1366
Languages Spoken:
English
See accepted insurances

Charles Edwards is a primary care provider, practicing in Internal Medicine in Hartsville, South Carolina. Dr. Edwards is rated as an Advanced provider by MediFind in the treatment of Generalized Tonic-Clonic Seizure. His top areas of expertise are Sickle Cell Disease, Gastrointestinal Bleeding, Headache, Endoscopy, and Hip Replacement.

VIEW MORE GENERALIZED TONIC-CLONIC SEIZURE 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. Poston's expertise for a condition
ConditionClose
        • Experienced
        • Diarrhea
          Dr. Poston is
          Experienced
          . Learn about Diarrhea.
          See more Diarrhea experts
        • Endoscopy
          Dr. Poston is
          Experienced
          . Learn about Endoscopy.
          See more Endoscopy experts
        • Familial Hypertension
          Dr. Poston is
          Experienced
          . Learn about Familial Hypertension.
          See more Familial Hypertension experts
        • Familial Neurocardiogenic Syncope
          Dr. Poston is
          Experienced
          . Learn about Familial Neurocardiogenic Syncope.
          See more Familial Neurocardiogenic Syncope experts
        • Gastroesophageal Reflux Disease (GERD)
          Dr. Poston is
          Experienced
          . Learn about Gastroesophageal Reflux Disease (GERD).
          See more Gastroesophageal Reflux Disease (GERD) experts
        • Gastrostomy
          Dr. Poston is
          Experienced
          . Learn about Gastrostomy.
          See more Gastrostomy experts
        View All 21 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.