> > > > Dr. Ann Gierl, DO
Dr. Ann Marie Gierl DO is a female Internist, has 25 years of experience and practices in Internal Medicine, Critical Care Medicine, Rheumatology, and Pediatric Rheumatology.
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Dr. Ann Gierl has 3 office locations.
1550 Midway Pl
Menasha, WI 54952

Phone Number
Locations and availability (3)
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

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Specialties & Research

Dr. Ann Gierl, DO is board certified in Internal Medicine and Rheumatology.

  • She has special expertise in 7 areas:
  • Ankylosing Spondylitis
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Osteoarthritis (Hand and Wrist)
  • Osteoporosis
  • Rheumatic Diseases
  • Rheumatoid Arthritis

Education & Awards

Dr. Gierl graduated from Des Moines University.


Dr. Gierl has 3 hospital affiliations:

  • St Elizabeth Hospital 
  • Calumet Medical Center 
  • Mercy Medical Center of Oshkosh Inc 

Accepted Insurance Plans

Dr. Gierl accepts these health insurances in at least one office:

  • Great-West Healthcare - 2 plans
  • Humana - 3 plans
  • Managed Health Services - 1 plan
  • Aetna - 1 plan

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Additional Information
Where does Dr. Ann M. Gierl practice?
Dr. Ann Gierl practices Internal Medicine, Critical Care Medicine, Rheumatology, and Pediatric Rheumatology near Menasha, WI.
Additional practice locations include: Oshkosh, WI and Appleton, WI.
See Menasha Internists, Menasha Critical Care Practitioners, Menasha Rheumatologists, and Menasha Pediatric Specialists.