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Sherrill Weller, DO

5 out of 5 · 3 reviews

Internal Medicine • Flagstaff, AZ

About

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Sherrill Weller, DO is a physician tied to Ryan Internal Medicine PC, a private, Flagstaff, AZ-based medical practice offering primary care services. The practice provides home visits, in-office patient care, COVID-19 resources, vaccines, and patient portals. Key details: - Location: Flagstaff, Arizona (HQ at 107 E Oak Ave; additional Flagstaff offices) - Type: Private physician practice (B2C), 4 employees - Specialties/Services: Internal medicine primary care; COVID-19 resources and vaccines; patient portal for updates and follow-up - Contact: 928-213-5881 - Web: ryanim.com - Workforce: United States-based medical staff; clinician-led (specialists)

Clinic Type

Internal Medicine

Address

107 E OAK AVE, FLAGSTAFF, Arizona 86001, US

Phone

928.213.5

Email

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Opening Hours

Not published — contact the clinic to confirm hours.

Website

https://www.ryanim.com/providers.html

Services Offered

  • Internal Medicine
  • Pediatric Medicine
  • Palliative Care and Hospice Medicine
  • Ultrasound (Ultrasonography) Services? (implied by ultrasonographer)

Technology & Equipment

  • Ultrasound
  • Internal Medicine

Team

  • Dr. Keith Ryan, Board certified by the American Board of Internal Medicine; MD from University of Missouri-Columbia; internship and residency at University of Utah Hospital and Clinics, Salt Lake City, UT; interests: family, travel, outdoor activities, music with band F-Town Sound — Physician
  • Dr. Sherrill Weller, Board certified by the American Board of Internal Medicine; DO from Western University of Health Sciences (1997); Navy service; internship/residency at Naval Medical Center San Diego; awards: Navy Marine Corps Commendation Medal (2); Fellowship in American College of Physicians — Physician
  • Cindy Martin, Triple board certified in Pediatric Medicine, Internal Medicine and Palliative Care/Hospice Medicine; Flagstaff Medical Center Physician of the Year (2011); former President of Flagstaff Medical Center Medical Staff (2014) — Physician
  • Stacie, 18 years in medical field; with Ryan Internal Medicine ~3 years — Office Manager
  • Krystalynn, MA since 2004; trained at The Bryman School, Phoenix — Medical Assistant
  • Thom, Extended AS in Applied Science Ultrasound; AZ Heart Institute School of Cardiac & Vascular Ultrasound; Northern Michigan roots; resident of Verde Valley — Ultrasonographer

Insurance & Payment

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Languages Spoken

  • English

Current Offers

Insurance

Photos

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What Patients Say

Overall sentiment across review platforms: positive

  • Healthgrades: 5.0 out of 5.0 (based on 3 ratings) (3 ratings mentioned on Healthgrades)

Patients praise

  • Thorough and knowledgeable patient care
  • Great communication skills
  • Personable bedside manner

Common complaints

  • No specific complaints or negative experiences identified in available public documentation.

"Very thorough, knowledgeable, great communication, and personable. I feel very fortunate to have her as my internist."

— Healthgrades patient review (August 15, 2021)

Synthesized from public review platforms as of Jul 10, 2026 — sources: [1][2][3][4].

In the News

Information sourced from the clinic's website as of July 10, 2026.

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