MS. GWENN HOLLER CNS
NPI 1548234958
Clinical Nurse Specialist in Cleveland, OH

Q: What is Gwenn Holler's NPI number?

The NPI number for Gwenn Holler is 1548234958. It was assigned to this individual provider in the NPPES registry on February 14, 2006.

Q: What is Gwenn Holler's specialty?

The primary specialty registered for this NPI is Clinical Nurse Specialist with taxonomy code 364S00000X.

Q: When was this NPI record last updated?

The NPPES record for Gwenn Holler was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since February 14, 2006

18101 LORAIN AVENUE, CLEVELAND, OH 44111(216) 476-7000 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

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About Ms. Gwenn Holler Cns NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. GWENN HOLLER CNS (NPI 1548234958) is an individual clinical nurse specialist in Cleveland, Ohio, licensed in Ohio (NS-04321) and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1548234958

Entity TypeIndividualFemale

Primary Taxonomy364S00000X

Provider Legal NameMS. GWENN HOLLERCredential: CNS

Location Address18101 LORAIN AVENUECleveland, OH 44111

Mailing AddressPo Box 74953Cleveland, OH 44194-1036 · (440) 879-0081 · Fax (440) 879-0084

Phone(216) 476-7000

Sole ProprietorNo

Enumeration DateFebruary 14, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1548234958 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical Nurse SpecialistPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code364S00000X

License✔ Licensed in OH · NS-04321

Definition

A registered nurse who, through a graduate degree program in nursing, or through a formal post-basic education program or continuing education courses and clinical experience, is expert in a specialty area of nursing practice within one or more of the components of direct patient/client care, consultation, education, research and administration.

18101 LORAIN AVENUE, Cleveland, OH 44111

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Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. SYED SAMIR NAJIB M.D

Internal Medicine

18101 LORAIN AVENUE
CLEVELAND, OH 44111

Cuyahoga County (216) 476-7029

JAMIE SEREIKA CNP

Nurse Practitioner

18101 LORAIN AVENUE
CLEVELAND, OH 44111

Cuyahoga County (216) 476-7000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gwenn Holler's NPI number?

The NPI number for Gwenn Holler is 1548234958. It was assigned to this individual provider in the NPPES registry on February 14, 2006.

Where is Gwenn Holler located?

Gwenn Holler practices at 18101 Lorain Avenue, Cleveland, OH 44111. The listed phone number is (216) 476-7000.

What is Gwenn Holler's specialty?

The primary specialty registered for this NPI is Clinical Nurse Specialist with taxonomy code 364S00000X.

When was this NPI record last updated?

The NPPES record for Gwenn Holler was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.