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Clinic Type

Internal Medicine

Address

1900 Grassland Dr., Mitchell, SD 57301

Phone

+1-605-996-5567

Email

info@mitchellsd.com

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

  • Internal Medicine
  • Medical & Nursing Care

Team

  • Avera Medical Group Internal Medicine Mitchell — Practice

Insurance & Payment

Languages Spoken

FAQs

What is the address for Avera Medical Group Internal Medicine Mitchell?

1900 Grassland Dr., Mitchell, SD 57301

Photos

What Patients Say

Overall sentiment across review platforms: positive

  • Avera Official Website: 4.9/5 based on 281 ratings (Dr. Jonathan Olegario); 4.9/5 based on 177 ratings (Angela Broughton, DNP) (multiple provider-specific ratings)
  • Rehab.com: 3.5/5 (13 reviews)
  • uscompanies.net: Variable (range from 1/5 to 5/5) (3 reviews)

Patients praise

  • friendly staff
  • knowledgeable physicians
  • thorough and personable care
  • helpful when navigating new services

Common complaints

  • long wait times for appointments

"Dr. Olegario is always great. I'm very thankful to be able to see him for my care. He obviously cares for his patients and is very knowledgeable. Thankful Mitchell has him!!"

Avera Official Website

"Consistently have a half hour or more wait to be seen at appointments. They could run things much better."

uscompanies.net

"Great service and very friendly staff. Recently moved and had to find a new doctors office, which isn't fun. I'm glad I chose Avera."

uscompanies.net

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.

More internal medicine clinics in Mitchell

Mitchell, SD·Internal Medicine

Sanford Mitchell Clinic is part of Sanford Health, a nonprofit integrated health care system headquartered in Sioux Falls, South Dakota. The organization operates clinics and hospitals across the U.S. and internationally, and offers a wide range of medical services through its network of facilities. Sanford Health (founded 1996) employs thousands of staff and has a large nonprofit footprint, with clinics and offices in multiple states including South Dakota, North Dakota, Minnesota, Wisconsin, and beyond. For Mitchell, SD specifically, Sanford Health operates the Sanford Mitchell Clinic under the Sanford Mitchell brand, providing local primary and specialty care as part of the broader Sanford Health network. If you’re seeking the Mitchell location details, contact information, or appointment options, you can reach Sanford Health Mitchell at their local phone line or via the Sanford Health website.

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Mitchell, SD·Internal Medicine

- Avera Medical Group is a Health Care/Hospital organization based in Aberdeen, SD, with two offices in the United States (Aberdeen and Sioux Falls, SD). - It operates within the Avera Health system and has grown through acquisitions (notably Neurology Associates, P.C. in 2016). - Key executives include Mara Hermiston (Chief Medical Officer) and Ryan Vanden Bosch (Vice President – Primary Care). - Contact: +1 (605) 322-4700; website: avera.org/doctors/avera-medical-group/. - Recent activity includes health care service expansions and regional collaborations; specific to Mitchell, there is no explicit Mitchell location listed in the provided details. - If you’re seeking “Access Health & Avera Medical Group Family Health Center Mitchell,” this page confirms Avera’s broader family health network but does not list a Mitchell-based Family Health Center. For Mitchell-specific details, consider checking Avera’s Mitchell-area clinics or contacting the listed phone number for location-specific guidance.

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