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In Mount Kisco, Dr. Deborah L. Hillman works as a gastroenterologist at Optum Medical Care PC.

New York University School of Medicine is where Dr. Hillman went to medical school, graduating in 1999.

You'll find Dr. Hillman at 400 E Main St Suite 761, Mount Kisco, NY 10549. Call (914) 241-1050 to schedule. Dr. Hillman is also listed at 90 S Bedford Rd, Mount Kisco, NY 10549. Optum Medical Care PC is a large group — 1010 clinicians are enrolled with Medicare under it. Dr. Hillman accepts Medicare assignment, which means she takes the Medicare-approved amount as full payment for covered services.

Dr. Hillman is affiliated with Northern Westchester Hospital.

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Practice details

Specialty
Gastroenterologist
Credentials
MD
Practice
Optum Medical Care PC
Address
400 E Main St Suite 761, Mount Kisco, NY 10549
Phone
(914) 241-1050
Other locations
90 S Bedford Rd, Mount Kisco, NY 10549
Medical school
New York University School of Medicine (1999)
Hospital affiliations
Northern Westchester Hospital
Medicare assignment
Accepts
NPI number
1134172927
NY license no.
218815

Medicare, Medicaid and hospitals

Medicare patients (2024)
237 people with traditional Medicare, average age 73
Most common services billed to Medicare
  • Removal of polyps or growths of large bowel using an endoscope with mechanical snare
  • Insertion of needle into vein for collection of blood sample
  • Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope
Procedures on Medicare Care Compare
  • Colonoscopy 21 procedures
  • Upper gastrointestinal (GI) endoscopy for acid reflux 1–10 procedures
New York Medicaid
Enrolled fee-for-service provider since 2006. Medicaid managed-care plans keep their own networks, so check with your plan.
Hospital pages
Northern Westchester Hospital

Medicare figures cover people with traditional (fee-for-service) Medicare only; services billed for fewer than 11 patients are not published.

Comparing gastroenterologists? See 21 in Mount Kisco or 97 across Westchester County.

Other gastroenterologists in Mount Kisco

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Frequently Asked Questions

With Optum Medical Care PC, at 400 E Main St Suite 761, Mount Kisco, NY 10549.

Call the office at (914) 241-1050.

Yes — Dr. Hillman accepts Medicare assignment, taking the Medicare-approved amount as full payment for covered services.

Northern Westchester Hospital.

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