Mary Walter, PA
NPI 1770890345 · Medical Physician Assistant · Saint Helena, CA
Mary Walter, PA is a Medical Physician Assistant provider in Saint Helena, CA (NPI 1770890345).
Provider details
- NPI number
- 1770890345
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- PA11328 (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
15 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
- 2010-09-02
- Last updated
- 2010-09-02
Frequently asked questions
- What is Mary Walter's NPI number?
- Mary Walter's National Provider Identifier (NPI) is 1770890345, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Walter's specialty?
- Mary Walter is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Walter located?
- Mary Walter's practice location on file with NPPES is 1222 Pine St, Saint Helena, CA 94574-1830.
- What is Mary Walter's phone number?
- The practice phone number listed in the NPPES registry for Mary Walter is (707) 963-3641.
- Is Mary Walter's NPI active?
- Yes — Mary Walter's NPI (1770890345) is active in the NPPES registry as of the last update on 2010-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.