Mariah Merriam
NPI 1881428381 · Peer Specialist · Escondido, CA
Mariah Merriam is a Peer Specialist provider in Escondido, CA (NPI 1881428381).
Provider details
- NPI number
- 1881428381
- Entity type
- Individual
- Primary specialty
- Peer SpecialistOther Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
- Community Health Worker172V00000X
Other Service Providers
- Day Training/Habilitation Specialist373H00000X
Nursing Service Related Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
83% 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
- 2024-08-27
- Last updated
- 2026-03-06
- Certified
- 2026-03-06
Frequently asked questions
- What is Mariah Merriam's NPI number?
- Mariah Merriam's National Provider Identifier (NPI) is 1881428381, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariah Merriam's specialty?
- Mariah Merriam is listed in the NPPES registry with a primary specialty of Peer Specialist (Other Service Providers).
- Where is Mariah Merriam located?
- Mariah Merriam's practice location on file with NPPES is 474 W Vermont Ave Ste 104, Escondido, CA 92025-6584.
- What is Mariah Merriam's phone number?
- The practice phone number listed in the NPPES registry for Mariah Merriam is (760) 432-9884.
- Is Mariah Merriam's NPI active?
- Yes — Mariah Merriam's NPI (1881428381) is active in the NPPES registry as of the last update on 2026-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.