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MercyOne North Iowa Bariatric Surgery

5 out of 5 · 2 reviews

Bariatric Surgery • Mason City, IA • Since 1989

About

Mason City Clinic is a private medical practice based in Mason City, Iowa, offering bariatric surgery among other services (heart failure, allergy, orthopedics). The clinic operates 4 offices across the United States, founded in 1989, with about 39 employees and annual revenue near $1.1M. Contact: 800-622-1411 or 641-494-5403. Website: mcclinic.com. If you’re specifically seeking bariatric/weight loss surgery in Mason City, this clinic is a local option within a broader health care offering.

Clinic Type

Bariatric Surgery

Address

Mason City Clinic, Mason City, IA

Phone

641.428.2400

Email

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Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

  • Bariatric and Weight Loss Surgery
  • Bariatric Surgery
  • Weight Loss Surgeries
  • Laparoscopic Roux-en-Y Gastric Bypass
  • Laparoscopic Sleeve Gastrectomy

Team

  • Dr. Gregory Grimberg, MD — Bariatric Surgeon

Insurance & Payment

  • MBSAQIP
  • Blue Distinction Center (Blue Cross Blue Shield)

An accredited bariatric surgery center with MBSAQIP and a Blue Cross/Blue Shield designated blue distinction center

Languages Spoken

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FAQs

What bariatric procedures are offered?

Laparoscopic Roux-en-Y gastric bypass and laparoscopic sleeve gastrectomy.

To learn more about our bariatric surgery services, how can I schedule an appointment?

Please call 641.428.2400 today or use our online form to schedule an appointment.

Where do you offer bariatric services and what areas do you welcome?

We welcome patients from many surrounding areas including Albert Lea, Algona, Belmond, Britt, Buffalo Center, Charles City, Clarion, Cresco, Emmetsburg, Forest City, Garner, Greene, Hampton, Iowa Falls, Lake Mills, Mason City, New Hampton, Northwood, Osage, Waverly and surrounding areas.

Is there a referral requirement for bariatric consultations?

We don’t require a referral from your primary physician.

What is the contact number for the MercyOne North Iowa Bariatric Surgery program?

641-428-2400

Awards & Accreditations

  • MBSAQIP accredited
  • Blue Distinction Center

Photos

What Patients Say

Overall sentiment across review platforms: positive

  • Healthgrades (Dr. Matthew Fabian): 4.3 out of 5 stars (15 reviews)
  • ObesityHelp (Mason City Clinic Bariatric Center): 5 out of 5 stars (2 reviews)

Patients praise

  • professional and knowledgeable staff
  • effective post-surgery support and guidance from dieticians/nutritionists
  • significant improvements in weight-related health conditions (e.g., blood pressure, fertility, joint pain)
  • compassionate and attentive bedside manner from surgeons
  • successful long-term weight loss maintenance

Common complaints

  • small percentage of patients reported dissatisfaction (13% 1-star rating on one platform)

"Great service. Dr. Fabian has provided answers to all my questions and has been conveying information in a thoughtful and transparent way. His staff has been prompt in scheduling and answering any questions I have."

— Healthgrades Patient Review

"Dr. Grimberg gave me my options of surgery, but also didn’t sugar coat the commitment I needed to have leading up to surgery and after surgery of changing my lifestyle."

— Mason City Clinic Patient Testimonial

"Dr. Fabian is an amazing doctor. He did an amazing job on my gastric bypass and has great bed side manner. Even after i went home he was easy to get a hold of and was there when ever i had a question or concern!"

— ObesityHelp Patient 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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