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General Surgery in Muscatine, IA

General Surgery • Muscatine, IA • +4 locations locations

About

Summary: Trinity Muscatine is part of UnityPoint Health and focuses on occupational medicine in Muscatine, IA. It’s a small healthcare provider (17 employees) with annual revenue around $5.7M, headquartered in Rock Island, IL. The site specializes in compassionate, personal care and partner-style health services for the Muscatine community, rather than general or elective surgical services. For contact: 563-262-4120.

Clinic Type

General Surgery

Address

UnityPoint Clinic Mulberry - Surgery, 1518 Mulberry Avenue, Suite 102, Muscatine, IA 52761

Phone

5152418199

Email

UPH_CentralIAPrivacyOfficer@unitypoint.org

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

  • General Surgery
  • Minimally Invasive General Surgery
  • Bariatric Surgery

Team

  • Leon Siegel, MD, MD — General Surgeon
  • Mark Williams, MD, MD — General Surgeon
  • Nathan Mohr, MD, MD — General Surgeon

Insurance & Payment

—

Languages Spoken

—

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Healthgrades (Dr. Calvin Atwell): 4.4/5 star rating (11 reviews)
  • WebMD (Dr. Melinda Hass): 4.0/5 average rating (12 ratings (3 written reviews shown))
  • US News (Dr. Prasad P. Nadkarni): Very Positive patient experience rating (4/5) (6 patient experience ratings (Press Ganey; “6” shown in snippet))
  • MercyOne (Calvin E. Atwell): 4.7/5 out of 5 (50 ratings)

Patients praise

  • Doctors described as knowledgeable and compassionate
  • Patients report doctors explain options and take time to answer questions
  • Some positive mentions of patient experience and willingness to recommend (hospital-level)

Common complaints

  • Complaint about surgery/medical record accuracy and continued pain (Healthgrades review of Dr. Atwell)
  • Reports of staff not listening and tests ordered without reasonable explanation (WebMD hospital review)

"“Dr. Hass does a wonderful job explaining all your options and spending enough time to answer all your questions.”"

— WebMD review snippet for Dr. Melinda Hass

"“He did an inguinal hernia that I dudnt have… I still continue to have stabbing pains from this as he continued to keep lying about the surgery.”"

— Healthgrades review snippet for Dr. Calvin Atwell

"“If I could score 0 I would. Nobody listens to you… they order tests for things that have no reasonable explanation.”"

— WebMD hospital review snippet for UnityPoint Health Trinity Muscatine

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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