Dr. Frederick S Fleszler MD Nephrologist

Dr. Frederick Fleszler is a nephrologist in Allentown, Pennsylvania and is affiliated with multiple hospitals in the area, including Crozer-Chester Medical Center and Easton Hospital. He received his medical degree from Central University of Venezuela and has been in practice for 15 years. Dr. Fleszler accepts several types of health insurance, listed below. He is one of 27 doctors at Crozer-Chester Medical Center and one of 16 at Easton Hospital who specialize in Nephrology.

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Office Location

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Specialty & Clinical Interests

Nephrologist: General Nephrology

Education & Medical Training

Albert Einstein Healthcare Network
Residency, Internal Medicine, 2001–2004

Albert Einstein Healthcare Network
Fellowship, Nephrology, 2004–2006

Central University of Venezuela
Class of 1999

Certifications & Licensure

American Board of Internal Medicine
Certified in Internal Medicine

American Board of Internal Medicine
Certified in Nephrology

FL State Medical License
Active through 2014

NJ State Medical License
Active through 2013

PA State Medical License
Active through 2012

Publications & Presentations

Simplified method of hepatic fibrosis quantification: design of a new morphometric analysis application.
Friedenberg, M. A., Miller, L., Chung, C. Y., Fleszler, F., Banson, F. L., Thomas, R., Swartz, K. P., Friedenberg, F. K.

Abdominal computed tomography prolongs length of stay and is frequently unnecessary in the evaluation of acute pancreatitis.
Fleszler, F., Friedenberg, F., Krevsky, B., Friedel, D., Braitman, L. E.

Insurances Accepted

  • Aetna Choice POS II
  • Aetna HMO
  • Amerihealth HMO
  • AmeriHealth PPO
  • AvMed Health Open Access
  • BCBS Blue Card PPO
  • BCBS Florida BlueCare HMO
  • BCBS Florida BlueSelect
  • BCBS Florida NetworkBlue
  • BCBS Florida Preferred Patient Care PPO
  • Capital BC Keystone Health Plan Central HMO
  • Capital Blue Cross PPO
  • CIGNA HMO
  • CIGNA Open Access
  • CIGNA PPO
  • Coventry Florida - Employer Group HMO/Open Access
  • Coventry Florida - Employer Group PPO
  • First Health PPO
  • Great West PPO
  • HealthAmerica HealthAssurance PPO
  • Highmark BCBS ClassicBlue
  • Highmark BCBS PPOBlue
  • Horizon BCBS PPO
  • Humana ChoiceCare Network PPO
  • IBC Keystone HMO / POS
  • IBC Personal Choice PPO
  • Multiplan PHCS PPO
  • Multiplan PPO
  • Oxford Health Freedom
  • Oxford Health Liberty
  • United Healthcare - Direct Choice Plus POS
  • United Healthcare - Direct Options PPO

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