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About

WMCHealth (Westchester Medical Center Health Network) is a nonprofit, multi-hospital system based in Valhalla, NY, serving the Hudson Valley. It operates about 9 hospitals across 7 campuses with 60+ ambulatory sites, including the region’s only Level I adult/pediatric trauma center and the area’s only acute care children’s hospital. The network employs more than 13,000 people and supports extensive specialty services, including internal medicine, primary care, transplant, neurology, mental health, cardiology, cancer care, and more. It is the largest Medicaid provider in the region and serves roughly 2.5 million residents over a large geographic area. - Headquarters: 100 Woods Road, Valhalla, NY 10595 - main contact: 914-493-7000 - Website: wmchealth.org - Also known as: WMC Health If you’re seeking internal medicine or primary care physicians specifically in Hawthorne or Valhalla, WMCHealth operates through multiple campuses and affiliated practices in the Hudson Valley and nearby regions. For precise internal medicine providers in Hawthorne or Valhalla, consider checking the WMCHealth physician directory or contacting the main line to be connected with an internal medicine/primary care physician near your location.

Clinic Type

Internal Medicine

Address

100 Woods Road, Valhalla, New York 10595, US

Phone

914.493.7000

Email

Irene.Tsetsekos@WMCHealth.org

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

Insurance & Payment

Languages Spoken

Social Media

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Birdeye (general Westchester Medical Center): 2.7/5 stars (787 reviews)
  • Healthgrades (Dr. Gary Rogg): 4.6/5 stars (30 reviews)
  • WebMD (Dr. Lisa Paul): 5.0/5 stars (2 reviews)
  • Healthgrades (Dr. Karyi Coyle): 4.7/5 stars (13 reviews)

Patients praise

  • Physicians described as compassionate, thorough, and knowledgeable
  • Effective bedside manner and willingness to listen to patient concerns
  • Positive experiences with clinical care and patient-doctor relationships

Common complaints

  • Difficulty reaching the office by phone to schedule appointments
  • Issues with billing departments and insurance processing
  • Inconsistent patient follow-up or communication regarding test results

"No one answers the main line to schedule an appointment and when you leave a message with the answering service the office still does not call you back."

LocalityBiz

"Dr Rogg actually read my chart before my visit. Performed a thorough exam with extensive blood work and urinalysis. He actually called me with my results. Not many Doctors around like him any longer."

Healthgrades

"trying to get their billing department on the phone is like I have to use the word pathetic they are rude they hang up on you They they give you wrong information wrong emails"

Birdeye

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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