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Dr. Stanley J. Pietrak, MD


Dr. Pietrak's Overview

Dr. Stanley J. Pietrak graduated from the Albany Medical College in 1979. He works in Williamsville, NY and specializes in Gastroenterology. Dr. Pietrak is affiliated with Millard Fillmore Suburban Hospital.

Dr. Pietrak's Experience

Years in Practice: 36

Dr. Pietrak's Specialties


Dr. Pietrak's Education & Training

Medical School: Albany Medical College; Graduated 1979

Dr. Pietrak's Rating

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Dr. Pietrak's Accepted Insurance

  • Aetna Choice POS II
  • Aetna Managed Choice POS Open Access
  • Aetna Signature Administrators PPO
  • BCBS Blue Card PPO
  • CIGNA Open Access Plus
  • EmblemHealth PPO GHI
  • Empire PPO
  • First Health PPO
  • View More

Dr. Pietrak's Office Information & Appointments

Office Locations

Gastroenterology Associates LLP

60 Maple Rd Ste 1
Williamsville, NY 14221
(716) 626-5250


Office Hours and Information

Fax: (716) 626-5316

Practice Website:

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

Monday 8:00 AM - 4:30 PM
Tuesday 8:00 AM - 4:30 PM
Wednesday 8:00 AM - 4:30 PM
Thursday 8:00 AM - 4:30 PM
Friday 8:00 AM - 4:30 PM
Saturday Closed
Sunday Closed

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Dr. Pietrak's Hospital Affiliations

Office Locations

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