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About

MercyOne Mason City offers kidney (nephrology) care within its broader MercyOne health system. While the page highlights MercyOne as a nonprofit, Catholic-affiliated network based in Des Moines, it also lists general services in orthopedics and cardiology, online access to medical records, and patient resources. Specific details about nephrology/kidney care at MercyOne Mason City are not provided in the excerpt. For precise kidney care options, schedule a nephrology appointment or contact MercyOne Mason City directly.

Clinic Type

Nephrology

Address

Des Moines, IA 50314, US

Phone

563-421-4280

Email

todd.mizener@mercyone.org

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

  • Kidney care (nephrology) services in inpatient hospital and outpatient clinical settings
  • Dialysis services

Team

  • Paul Y. Shin, MD — MD Nephrology
  • Cristina Pasarin, MD — MD Nephrology
  • Prince Singh, MD — MD Nephrology
  • Anis Ansari, MD — MD Nephrology
  • Yuvaraj Thangaraj, MD — MD Nephrology
  • Mark Hong, MD — MD Nephrology
  • Ashley Matern, ARNP — ARNP Nephrology
  • Connie Kramer, NP — NP Nephrology
  • Lisa Quigley, ARNP — ARNP Nephrology

Insurance & Payment

Languages Spoken

Photos

What Patients Say

Overall sentiment across review platforms: very positive

  • Ratings.MD (Ashley Matern, ARNP): 4.9 out of 5 (136 verified ratings)
  • Ratings.MD (Yuvaraj Thangaraj, MD): 4.9 out of 5 (45 verified ratings)
  • MercyOne Patient Experience Surveys (Lisa Quigley, ARNP): Not explicitly quantified, but high volume of positive reviews (44 reviews)

Patients praise

  • Clear explanations of lab results and health conditions
  • Professional, caring, and compassionate staff
  • Takes time to listen to patient concerns and questions
  • Encouraging and thorough patient education
  • Respectful and attentive bedside manner

Common complaints

  • No specific negative themes or complaints found in verified patient surveys for kidney care providers at MercyOne North Iowa.

"I’m blessed to be in Ashley’s care! I trust her completely and that is worth more than I can put into words. She is not only intelligent, professional, caring, but she is present in the time she spends with you."

Ratings.MD verified patient feedback for Ashley Matern, ARNP

"Dr. Thangaraj this the best. Very kind, caring, respectful, shows empathy and very brilliant. He always explains things very good. I would rate him as good as any nephrologist in the US."

Ratings.MD verified patient feedback for Yuvaraj Thangaraj, MD

"Lisa is a person who treats you with respect, listens to you carefully and does not make you feel like you are wasting her time."

MercyOne patient experience survey for Lisa Quigley, ARNP

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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Mason City, IA·Nephrology

Summary: - The page is a profile for Fresenius Kidney Care Northern (Fresenius Medical Care HIMG Dialysis Center, LLC), not specifically Mason City, Iowa. - It describes Fresenius Kidney Care as a provider of dialysis treatment, resources, recipes, and support for chronic kidney disease and ESRD. - Key details: headquartered in Wake Forest, NC; active status; 4 employees; US-based with two offices (Wake Forest, NC and Huntington, WV); LinkedIn presence; contact phone +1 502-607-0737; email arecupido@pcipr.com. - Notable focus areas include dialysis treatment, patient resources, and related healthcare services. No Mason City, Iowa location or Mason City-specific information is listed on this page. If you need a Mason City, IA Fresenius Kidney Care center, a separate location-specific page or search is recommended.

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