Katherine Herzog, NP
NPI 1184235236 · Family Nurse Practitioner · Lake Arrowhead, CA
Katherine Herzog, NP is a Family Nurse Practitioner provider in Lake Arrowhead, CA (NPI 1184235236).
Provider details
- NPI number
- 1184235236
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95034447 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 275 N. Hwy 173Lake Arrowhead, CA 92352Phone: (909) 336-3670
Registry dates
- Enumerated
- 2020-08-12
- Last updated
- 2025-12-05
- Certified
- 2025-12-05
Frequently asked questions
- What is Katherine Herzog's NPI number?
- Katherine Herzog's National Provider Identifier (NPI) is 1184235236, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Herzog's specialty?
- Katherine Herzog is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Herzog located?
- Katherine Herzog's practice location on file with NPPES is 28200 Highway 189 Ste 2-220, Lake Arrowhead, CA 92352-9700.
- What is Katherine Herzog's phone number?
- The practice phone number listed in the NPPES registry for Katherine Herzog is (714) 398-5246.
- Is Katherine Herzog's NPI active?
- Yes — Katherine Herzog's NPI (1184235236) is active in the NPPES registry as of the last update on 2025-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.