Marta Ashby, CRNA
NPI 1407929433 · Certified Registered Nurse Anesthetist · Vallejo, CA
Marta Ashby, CRNA is a Certified Registered Nurse Anesthetist provider in Vallejo, CA (NPI 1407929433).
Provider details
- NPI number
- 1407929433
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Female
- Sole proprietor
- No
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
19 yrs 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
- 2006-11-16
- Last updated
- 2007-07-10
Frequently asked questions
- What is Marta Ashby's NPI number?
- Marta Ashby's National Provider Identifier (NPI) is 1407929433, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marta Ashby's specialty?
- Marta Ashby is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marta Ashby located?
- Marta Ashby's practice location on file with NPPES is 975 Sereno Dr, Vallejo, CA 94589-2441.
- What is Marta Ashby's phone number?
- The practice phone number listed in the NPPES registry for Marta Ashby is (707) 651-3884.
- Is Marta Ashby's NPI active?
- Yes — Marta Ashby's NPI (1407929433) is active in the NPPES registry as of the last update on 2007-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.