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

Kelli Williams, FNP

Individual provider Nurse Practitioner · NPI 1083680144

Kelli Williams, FNP is a Nurse Practitioner in Honolulu, Hawaii. Qualified in 2000, 26 years ago. Practices with Castle Medical Center, a 77-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Hawaii.

Years since qualifying
26
Licensed in
HI
In the registry since
2006
Specialties on file
5
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

1301 Punchbowl St
Honolulu, HI 96813-2402
Phone: (808) 547-4669
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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 RX84 (HI)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence APRN 375 (HI)
Registered Nurse Taxonomy 163W00000X · Licence RN 43503 (HI)
Diabetes Educator Registered Nurse Taxonomy 163WD0400X · Licence CERT. NO. 2071-0327 (HI)
Health Service Clinic/Center Taxonomy 261QH0100X · Licence APRN 375 (HI)

Record details

NPI number1083680144
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorYes
NPI enumeratedFebruary 27, 2006
Last updated in NPPESApril 18, 2011
Mailing addressPo Box 380020, Honolulu, HI 96838-0020

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Castle Medical Center — 77 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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