WMCHealth Physicians Advanced Gastroenterology
Gastroenterology • Valhalla, NY • Since 1917
Information from public sources; not independently verified. Confirm hours, insurance and appointment availability with the clinic.
Last gathered July 11, 2026. How our information is sourced · Report incorrect information
About
WMCHealth (Westchester Medical Center Health Network) is a nonprofit, multi-hospital health system based in Valhalla, NY, founded in 1917. It operates 9 hospitals on 7 campuses with about 1,700–13,000+ staff across the network and 60 ambulatory sites. The system provides comprehensive care, including cancer, cardiovascular, emergency, neurology, orthopedics, primary care, transplant, urology, women’s health, and mental health, plus a dedicated pediatric hospital and NICU. It features Level I trauma (adult and pediatric) and is the region’s largest Medicaid provider north of NYC. For gastroenterology-specific needs, WMCHealth houses advanced gastroenterology services within its network, including access through Valhalla locations and affiliated outpatient clinics. For appointments or specialists, visit wmchealth.org or contact 914-493-7000.
Services Offered
Not published.
Insurance & Payment
Not published.
Languages Spoken
Not published.
Social Media
Photos
Photos published by WMCHealth Physicians Advanced Gastroenterology showing the gastroenterology practice in Valhalla, NY.
What Patients Say
Overall sentiment across review platforms: mixed
- WMCHealth (provider locator page for the location): 4.8 (shown on page snippet) (Not stated in snippet)
- WMCHealth (Dana R. Berg, MD): 4.7 (43 Ratings)
- WMCHealth (Maya V. Menon, FNP): 4.9 (61 Ratings)
- Healthgrades (group practice listing: Advanced Gastroenterology, Valhalla): No group rating shown in snippet (Multiple provider review counts shown for individual physicians (e.g., 12/18/25 reviews))
- Healthgrades (Dr. Steven Silverman): Not stated in snippet (Not stated in snippet)
Patients praise
- High patient satisfaction scores shown for several clinicians associated with the practice/location
- Provider-specific high ratings such as 4.7–4.9 are displayed on the WMCHealth site
Common complaints
- Billing/insurance or coding-related complaints (e.g., 'Terrible billing' / frustrating billing department)
- Poor office experience elements reported such as difficulty getting in touch, inadequate follow-up, long waits, unprofessional staff/communication, and procedure/anesthesia frustrations
"“Terrible billing”"
- Healthgrades review snippet for Dr. Steven Silverman (Valhalla)"“Never received proper follow ups, could never get through to speak to a live person and mailbox would be full.”"
- Vitals review snippet for Dr. Stephen K. Heier (Valhalla)"“After a year of having a Colonoscopy with Dr. Heier I am still waiting for Dr. Heier to call me back with the results of it.”"
- Vitals review snippet for Dr. Stephen K. Heier (Valhalla)Synthesized from public review platforms as of Jul 11, 2026 - sources: [1][2][3][4].
In the News
- Meet Westchester's Top Doctors in 2025 - Oct 19, 2025
- Lauren Washco - Jun 27, 2026
- Elena L Tsai, MD, Gastroenterology, White Plains, NY | ColumbiaDoctors at NewYork-Presbyterian The One - May 21, 2026
- WMCHealth Expands Cancer-Fighting Technology with Acquisition of Ion Robotic-Assisted Bronchoscopy System – Westchester Medical Center Health Network - Sep 23, 2025
- Westchester Medical Center Foundation Names David DeMilia as Chairman of the Board of Trustees – Westchester Medical Center Health Network - Feb 5, 2026
Information sourced from the clinic's website as of July 11, 2026.
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