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

MS. Ariana Alonso, ACNP

Individual provider Gerontology Nurse Practitioner · NPI 1598639585

MS. Ariana Alonso, ACNP is a Nurse Practitioner in Saint Louis, Missouri. Qualified in 2024, 2 years ago. Practices with Ibrahim Heart Clinic PLLC, a 42-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
2
Licensed in
MO
In the registry since
2025
What do these letters mean?
ACNP — Acute Care Nurse Practitioner
A nurse practitioner who treats acutely ill patients, usually in hospital.

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Practice location Address checks out

1 Barnes Jewish Hospital Plz Div Im Cardiology
Saint Louis, MO 63110-1003
Phone: (314) 362-1291
Fax: (314) 362-4278
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gerontology Nurse Practitioner (primary) Taxonomy 363LG0600X · Licence 2025042937 (MO)

Record details

NPI number1598639585
Entity typeIndividual (Type 1)
GenderFemale
Credentials ACNP
Sole proprietorNo
NPI enumeratedOctober 2, 2025
Last updated in NPPESOctober 21, 2025
Certification dateOctober 2, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2024 (2 years in practice)
Group practice Ibrahim Heart Clinic Pllc — 42 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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