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).
Learn more about Dr. Ann Gierl:
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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)
- 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
Similar doctors nearby
- 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.