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

Individual provider Nurse Practitioner · NPI 1144100736

Mrs. Katrina Marie Gessi, FNP-BC is a Nurse Practitioner in Saint Louis, Missouri. Qualified in 2025, 1 year ago. Practices with SSM Health Care Group, a 923-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
1
Licensed in
MO
In the registry since
2025
What do these letters mean?
FNP-BC — Family Nurse Practitioner, Board Certified
A family nurse practitioner certified by the ANCC.

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Practice location Address checks out

1201 S Grand Blvd
Saint Louis, MO 63104-1016
Phone: (314) 257-8000
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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 2025038274 (MO)

Record details

NPI number1144100736
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP-BC
Sole proprietorYes
NPI enumeratedSeptember 4, 2025
Last updated in NPPESSeptember 4, 2025
Certification dateSeptember 4, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Group practice Ssm Health Care Group — 923 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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