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

Dr. Irina A Ionova, MD

Individual provider Internal Medicine Physician · NPI 1174817621

Dr. Irina A Ionova, MD is an Internal Medicine in Menomonee Falls, Wisconsin. Qualified in 1998, 28 years ago. Practices with Agnesian Healthcare Inc, a 390-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Arizona and Wisconsin.

Years since qualifying
28
Licensed in
AZ, WI
In the registry since
2011
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

W180N8085 Town Hall Rd
Menomonee Falls, WI 53051-3518
Phone: (262) 251-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 420 E Division St, Fond Du Lac, WI 54935-4560 — (920) 926-8420

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 62439-20 (WI)
Internal Medicine Physician Taxonomy 207R00000X · Licence R82841 (AZ)

Record details

NPI number1174817621
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 1, 2011
Last updated in NPPESMarch 3, 2021
Certification dateMarch 3, 2021
Mailing addressW180n8085 Town Hall Rd, Menomonee Falls, WI 53051-3518

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1998 (28 years in practice)
Group practice Agnesian Healthcare Inc — 390 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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