Mark Eisner, MD


  • Accepting new patients
About Mark Eisner, MD

Married with three children, Dr. Eisner was born in Manhattan and raised in New Rochelle, NY. He is head of the Department of Gastroenterology for Florida Medical Clinic and also serves on the Florida Medical Clinic Board of Directors. Dr. Eisner also serves as the Endoscopy Medical Director at the Zephyrhills Special Procedures Surgery Center. When he is not working, Dr. Eisner enjoys spending time with his family. He enjoys traveling, golfing, and collecting stamps, a life-long hobby.

Board Certifications
American Board of Internal Medicine
Internal Medicine
Medical Education

The George Washington School of Medicine
Washington, D.C.


Francis Scott Key Medical Center
Baltimore, MD


Georgetown University Medical Center

Hospital Memberships

AdventHealth Zephyrhills
FMC Special Procedures Center, Zephyrhills
FMC Ambulatory Surgery Center, Tampa
AdventHealth Dade City

Special Interests

Gastroesophageal Reflux Disease
Hepatitis C
Colorectal Cancer

Zephyrhills 38135 Market Square Zephyrhills, Florida 33542  Suite 101


38135 Market Square
Zephyrhills, FL 33542

Suite 101


38135 Market Square
Zephyrhills, FL 33542

Suite 101

P: 813.780.7534
F: 813.355.5033
Provider Hours
  • Monday: 7am - 4pm
  • Tuesday: 7am - 4pm
  • Wednesday: 7am - 4pm
  • Thursday: 7am - 4pm
  • Friday: 7am - 3:30pm

Florida Medical Clinic participates with most major carriers. Please consult your insurance carrier prior to your appointment to verify our participation status with your insurance plan. This list is subject to change and is not all-inclusive.

  • Aetna Elect Choice HMO
  • Aetna Managed Choice PPO
  • Aetna Medicare HMO
  • Aetna Medicare PPO
  • Aetna Select Choice HMO
Allwell by Sunshine (Medicare)
  • AvMed HMO
  • AvMed PPO
Blue Cross Blue Shield aka: Florida Blue
  • BC Advantage 65
  • BC Health Options (Blue Care)
  • BC PPC (PPO)
  • BC TRAD. (PPS)
  • BCBS Medicare HMO
  • BCBS Medicare PPO
  • BCBS Network Blue (Blue Options)
  • BCBS Select
  • Cigna HMO
  • Cigna PPO
  • Great West HMO
  • Great West PPO
  • Coventry HMO
  • Coventry PPO
  • First Health
FHHS – Florida Hospital Healthcare System
Freedom Health Medicare Advantage
  • Humana HMO Comm
  • Humana HMO M’Care
  • Humana PPO
  • Humana PPO M’Care
Island Group Administration
MCM Maxcare
  • Beechstreet
  • MultiPlan
  • Private Healthcare System (PHCS)
Provider Select Inc.
Railroad Medicare
  • Tricare Prime (HMO)
United Health Care
  • Evercare
Wellcare (Medicare)

Mark Eisner, MD's Performance


"Very dedicated to helping his patients"

I'm very satisfied and happy with the care I have, and am receiving! Dr. Eisner is a very caring person, and seems very dedicated to helping his patients.

"Very caring & exceptional."

Dr Eisner & his associates and staff are very caring and exceptional.

"Best doctor in the town"

Dr. Eisner is the best doctor in the town. He has provided the best guidance and service. He is my doctor at least for the last 15 years.

"Goes above and beyond"

Dr. Eisner is a terrific doctor that actually genuinely cares about his patients. He goes above and beyond to make sure you are properly diagnosed, takes his time explaining any concerns and always checks to see if you have any questions for him. I never feel rushed by him. Dr. Eisner and his staff have always been kind and compassionate.

"Always puts a smile on your face"

Dr. Eisner and his staff are awesome! Everyone at that office including Dr Eisner are always very accommodating! If I need something, someone's always there to answer my question. I'm just very happy with the overall service! I usually hate going to the doctor's, but when I go to Dr. Eisner I'm happy to go. He is very professional and makes you feel comfortable because he always puts a smile on your face. Thank you Dr. Eisner for always making me smile, saving lives, and having me as your patient for all these years! You're the best doctor!!!!!

"Thankful for everything"

Since 2004, you have been there for me. You have helped me and kept me up to date with my exams! Thankful for everything. You are the best!

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