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

Ariana Neddermann, FNP-C

Individual provider Family Nurse Practitioner · NPI 1548049471

Ariana Neddermann, FNP-C is a Nurse Practitioner in Downey, California. Qualified in 2022, 4 years ago. Practices with The Oncology Institute Ca, a Professional Corporation, a 114-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
4
Licensed in
CA
In the registry since
2023
What do these letters mean?
FNP-C — Family Nurse Practitioner, Certified
A family nurse practitioner certified by the AANP.

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Practice location Address checks out

11525 Brookshire Ave Ste 202
Downey, CA 90241-4983
Phone: (562) 869-1201
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence NP95024407 (CA)

Record details

NPI number1548049471
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP-C
Sole proprietorYes
NPI enumeratedSeptember 28, 2023
Last updated in NPPESSeptember 28, 2023
Certification dateSeptember 28, 2023
Mailing address1101 N Main St Apt 413, Los Angeles, CA 90012-4749

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice The Oncology Institute Ca, A Professional Corporation — 114 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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