Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Anna M. Ryan, MD

Individual provider Clinical Pathology Physician · NPI 1437133964

Dr. Anna M. Ryan, MD is a Pathology in Decorah, Iowa. Graduated from University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb) in 1993, 33 years ago. Practices with Winneshiek Medical Center, a 99-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Iowa.

Years since qualifying
33
Trained at
University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb)
Licensed in
IA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

901 Montgomery St
Decorah, IA 52101-2325
Phone: (563) 382-2911
Fax: (563) 382-4143
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 700 West Ave S, La Crosse, WI 54601-4783 — (608) 785-0940

Specialties & licences

Clinical Pathology Physician (primary) Taxonomy 207ZC0006X · Licence MD-36392 (IA)

Record details

NPI number1437133964
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 29, 2005
Last updated in NPPESMay 24, 2019

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPATHOLOGY
Medical schoolUNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Graduated 1993 (33 years in practice)
Group practice Winneshiek Medical Center — 99 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare