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About

Summary: Mahaska Health is a nonprofit, physician- and nurse-led 25-bed acute care hospital in Oskaloosa, Iowa, serving Southeast Iowa with 75+ specialties across 67 providers. Founded in 1907, it operates as a private, tax-supported community hospital with about 100 employees and annual revenue around $36.3M. Key leadership includes CEO Kevin DeRonde and CMIO Matthew Gritters. The hospital has multiple locations in Oskaloosa (HQ at 1229 C Ave E) and offers inpatient and outpatient services across its network. If you’re seeking Dr. John M. Pargulski, DO, in Oskaloosa, Mahaska Health is the local facility hub with 4 offices in the area and a broad medical staff, though Dr. Pargulski’s specific affiliation isn’t listed in the provided details. For precise provider availability, contact Mahaska Health directly at 641-672-3360 or pr@mahaskahealth.org.

Clinic Type

Cardiology

Address

1229 C Ave E, Oskaloosa, Iowa 52577-4298, US

Phone

641-672-3360

Email

amonohon@mahaskahealth.org

Opening Hours

Walk-in Clinic hours vary by holiday periods; Memorial Day, July 4th weekend, Labor Day weekend posted walk-in clinic hours; generally Walk-in Clinic hours include weekdays and weekends as noted in highlights (e.g., Memorial Day: Mon 9AM–3PM; Holiday weekends: Sat/Sun 8AM–4PM, Mon 9AM–3PM; Online scheduling available

Telehealth

Available (tele-medicine service development referenced)

Services Offered

  • Cardiology
  • Non-invasive cardiology
  • Leadership in cardiovascular care
  • Telemedicine service development
  • Board-certified cardiologist
  • Echocardiography (including TEE, Stress Echo)
  • Nuclear cardiology
  • Vascular ultrasound interpretation
  • CT Angiography trained

Technology & Equipment

  • Echocardiography (including TEE, Stress Echo)
  • Nuclear cardiology
  • Vascular Ultrasound interpretation
  • CT Angiography

Team

  • John Pargulski, DO, Board certified in Cardiovascular Disease; ASE Certified Echocardiography (including TEE, Stress Echo); CBNC Certified Nuclear cardiology; Vascular Ultrasound interpretation; CT Angiography trained — Cardiology Medical Director

Insurance & Payment

Languages Spoken

FAQs

To schedule with a Mahaska Health Specialist please call

641.672.3360

How can I schedule with a Mahaska Health Specialist?

Call 641.672.3360 to schedule.

Awards & Accreditations

  • Board Status Cardiovascular Disease
  • ABIM Board Certified
  • ASE Certified Echocardiography (including TEE, Stress Echo)
  • CBNC Certified Nuclear Cardiology
  • Vascular Ultrasound interpretation, CT Angiography trained

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Healthgrades: 3.9 out of 5 stars (7 reviews)
  • Vitals: 3.4 out of 5 stars
  • WebMD Care: 3 out of 5 stars (9 ratings)

Patients praise

  • friendly and kind demeanor
  • ability to explain medical conditions clearly

Common complaints

  • some ratings are low (3.0-3.9 out of 5 stars)

"Explained my condition in a way I could understand. Very nice and friendly."

Vitals

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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