Mari Clayton
NPI 1780308171 · Family Nurse Practitioner · Campbell, CA
Mari Clayton is a Family Nurse Practitioner provider in Campbell, CA (NPI 1780308171).
Provider details
- NPI number
- 1780308171
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95022372 (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
3 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
- 2022-09-28
- Last updated
- 2025-07-09
- Certified
- 2025-07-09
Frequently asked questions
- What is Mari Clayton's NPI number?
- Mari Clayton's National Provider Identifier (NPI) is 1780308171, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mari Clayton's specialty?
- Mari Clayton is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mari Clayton located?
- Mari Clayton's practice location on file with NPPES is 3803 S Bascom Ave, Campbell, CA 95008-7317.
- What is Mari Clayton's phone number?
- The practice phone number listed in the NPPES registry for Mari Clayton is (510) 386-8317.
- Is Mari Clayton's NPI active?
- Yes — Mari Clayton's NPI (1780308171) is active in the NPPES registry as of the last update on 2025-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.