Summary

Dr. Stanley Pietrak is a gastroenterologist and internal medicine physician who brings 47 years of clinical experience to his practice. He earned his medical degree from Albany Medical College and completed his residency at SUNY. His extensive background spans nearly five decades of caring for patients with digestive health concerns. Dr. Pietrak is fluent in both English and Spanish, allowing him to serve a diverse patient population.

Dr. Pietrak maintains affiliations with several respected healthcare institutions, including Millard Fillmore Suburban Hospital, Sisters of Charity Hospital, Mount Saint Mary's Hospital, and Sisters of Charity Hospital Saint Joseph Campus. He specializes in treating conditions such as hemorrhoids, colon polyps, and indigestion. His procedural expertise includes performing colonoscopies and both upper and lower gastrointestinal endoscopies to diagnose and treat digestive disorders. Patients have given Dr. Pietrak an average rating of 3.2 stars, reflecting their experiences with his care in Williamsville, New York.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.2
  • 47 years of experience
  • speaks English, Spanish
  • Suny
  • 8 written reviews
  • 2 specialties
  • 12 areas of expertise
  • 4 hospital affiliations
  • 5 office locations
  • Male

Patients’ Perspective

  • Provided follow-up after the visit
  • Flexible scheduling

Office Locations

Dr. Stanley James Pietrak has 5 locations

Gastroenterology Associates Llp

60 Maple Rd Ste 1Williamsville, NY 14221
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

Endoscopy Center Of Western New York Llc

60 Maple Rd Ste 2Williamsville, NY 14221
Mon6:30 am - 4:30 pm
Tue6:30 am - 4:30 pm
Wed6:30 am - 4:30 pm
Thu6:30 am - 4:30 pm
Fri6:30 am - 4:30 pm
SatClosed
SunClosed

Millard Fillmore Suburban Hospital

1540 Maple RdWilliamsville, NY 14221

Sisters Of Charity Hospital

2157 Main StBuffalo, NY 14214

Mount Saint Marys Hospital In Health Center

5300 Military RdLewiston, NY 14092

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Dr. Stanley James Pietrak, MDRachel Oliver, APRNRebecca Humphries, APRNDr. Weidan Zhao, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.2 
47 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English Speaks English Speaks English
Williamsville , NYSacramento , CASacramento , CANew York , NY
Med School: Albany Medical College Med School: University of South Alabama Med School: Emory University Med School: University of Toledo
Current Profile
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Insurance Plans Accepted by Dr. Stanley James Pietrak

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Stanley James Pietrak has the following 2 specialties

Specialty Expertise

Dr. Stanley James Pietrak has the following 12 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Gastrointestinal Hemorrhage
  • Hemorrhoids
  • Hepatitis C
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

47 Years Experience

Dr. Stanley James Pietrak holds an active medical license in the state of New York.

Medical License

Medical Doctor with an active medical license in the state of New York that expires in 2026.

Education & Training

Residency

Completed their residency at Suny.

Medical School

Graduated from Albany Medical College in 1979.

NPI Number

Dr. Pietrak's NPI number is 1396794939.

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Frequently Asked Questions

Does Dr. Stanley Pietrak accept virtual/telehealth appointments?
Dr. Stanley Pietrak has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Stanley Pietrak's office located?
Dr. Stanley Pietrak's office is located at 60 Maple Rd Ste 1, Williamsville, NY, 14221.
How can I make an appointment with Dr. Stanley Pietrak?
You can find contact information for Dr. Stanley Pietrak here on Vitals.
Which hospitals is Dr. Stanley Pietrak affiliated with?
Dr. Stanley Pietrak is affiliated with Millard Fillmore Suburban Hospital, Sisters Of Charity Hospital, Mount Saint Marys Hospital In Health Center, and Sisters Of Charity Hospital Saint Joseph Campus.
Does Dr. Stanley Pietrak accept my insurance?
You can see the insurance plans that Dr. Stanley Pietrak accepts on their Vitals profile.

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