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About

Sheridan Medical Group (SMG) is a Tonawanda, NY-based primary care practice founded in 2003. It operates as a private partnership with 4 employees and annual revenue around $29.8M. SMG delivers integrated, evidence-based care across ages, with services spanning primary care, physical therapy, sleep, mental/behavioral health, nutrition, mindfulness, pharmacy consultation, labs/tests, and patient-centered medical home (PCMH) those with level-3 PCMH status. The group emphasizes interdisciplinary collaboration, a flat organizational structure, and patient-focused workshops. Offices located in Tonawanda and Grand Island, NY. Contact: 716-447-1286 / 716-332-4476. Website: sheridanmedgroup.com.

Clinic Type

Internal Medicine

Address

1491 Sheridan Drive, Suite 100, Tonawanda, NY 14217

Phone

716-332-4476

Email

Opening Hours

Monday - Thursday 8:00am - 5:00pm; Friday 8:00am - 4:00pm

Emergency Care

911 (emergency)

Services Offered

  • Internal Medicine
  • Primary Care
  • Family Medicine

Team

  • Richard A. Carlson, JR., M.D. — Physician
  • Rajiv Jain, M.D. — Physician
  • Susan Szimonisz, MD — Physician
  • Geri Lynn Berard, FNP — Physician Assistant
  • Amanda Rusch, FNP-C — Nurse Practitioner
  • Suzanne Thomas, RN, MSN, ANP-BC — Nurse

Insurance & Payment

Languages Spoken

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Yelp: Individual physician ratings on Vitals range approximately from 3.4 to 4.4 out of 5 stars (e.g., Dr. Jain at 4.4, Dr. Piscatelli at 3.4) (18 reviews (Yelp))

Patients praise

  • Appreciation for specific providers and PAs (e.g., Kari Ann) being thorough and compassionate
  • Praise for staff being friendly, efficient, and respectful
  • Satisfaction with the patient-centered care and thoroughness of exams

Common complaints

  • Criticism regarding the practice's approach to health plans and treatment planning
  • Reports of frustration with office communication and frequency of requested visits
  • Allegations of being focused on money or unnecessary testing/medications

"As always, I was extremely satisfied with my appt. with Dr Jain. He is very approachable, compassionate & knowledgeable. He addressed each health concern with recommendations for resolution. In addition, every staff member in the office is always friendly & very efficient."

LocalityBiz User Review

"I should have left them on my own a long time ago. They have no real plan for your health problems and when you ask them for something, they give every reason to not give it."

MapQuest User Review

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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