Marla Horn, RN, MSN, NP,CS
NPI 1417997099 · Adult Health Nurse Practitioner · Los Angeles, CA
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marla Horn, RN, MSN, NP,CS is a Adult Health Nurse Practitioner provider in Los Angeles, CA (NPI 1417997099).
Provider details
- NPI number
- 1417997099
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN, MSN, NP,CS
- Sex
- Female
- License
- RN178319 (CA)
Specialties & taxonomies
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
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2006-06-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marla Horn's NPI number?
- Marla Horn's National Provider Identifier (NPI) is 1417997099, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marla Horn's specialty?
- Marla Horn is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marla Horn located?
- Marla Horn's practice location on file with NPPES is 11301 Wilshire Blvd, Los Angeles, CA 90073-1003.
- What is Marla Horn's phone number?
- The practice phone number listed in the NPPES registry for Marla Horn is (310) 478-3711.
- Does Marla Horn accept Medicare?
- Marla Horn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marla Horn's NPI active?
- Yes — Marla Horn's NPI (1417997099) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.