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

Lisa Constance Siewit Holler, NP

Individual provider Nurse Practitioner · NPI 1497451181

Lisa Constance Siewit Holler, NP is a Nurse Practitioner in Beverly Hills, California. Qualified in 2022, 4 years ago. Practices with The Regents of the University of California, a 1,414-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
4
Licensed in
CA
In the registry since
2023
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

120 S Spalding Dr Ste 401
Beverly Hills, CA 90212-1842
Phone: (310) 205-0771
Fax: (310) 205-0801
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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 95022108 (CA)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence 95022108 (CA)

Record details

NPI number1497451181
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedFebruary 3, 2023
Last updated in NPPESNovember 21, 2025
Certification dateNovember 21, 2025

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 Regents Of The University Of California — 1414 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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