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

Individual provider Nurse Practitioner · NPI 1811318041

Mrs. Kathryn Marie Hannigan, FNP is a Nurse Practitioner in Saint Louis, Missouri. Qualified in 2013, 13 years ago. Practices with Washington University, a 2,986-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Missouri.

Years since qualifying
13
Licensed in
MO
In the registry since
2013
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

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Practice location Address checks out

620 S Taylor Ave Div Im Infectious Disease Ste 100
Saint Louis, MO 63110-1035
Phone: (314) 362-9098
Fax: (314) 362-9851
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 2013029016 (MO)

Record details

NPI number1811318041
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedDecember 13, 2013
Last updated in NPPESApril 17, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Washington University — 2986 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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