Mary Shields, NP
NPI 1538370697 · Ambulatory Women's Health Care Registered Nurse · Hayward, CA
Mary Shields, NP is a Ambulatory Women's Health Care Registered Nurse provider in Hayward, CA (NPI 1538370697).
Provider details
- NPI number
- 1538370697
- Entity type
- Individual
- Primary specialty
- Ambulatory Women's Health Care Registered NurseNursing Service Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- RN271754 (CA)
Specialties & taxonomies
Nursing Service 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
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
- 2007-05-24
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary Shields's NPI number?
- Mary Shields's National Provider Identifier (NPI) is 1538370697, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Shields's specialty?
- Mary Shields is listed in the NPPES registry with a primary specialty of Ambulatory Women's Health Care Registered Nurse (Nursing Service Providers).
- Where is Mary Shields located?
- Mary Shields's practice location on file with NPPES is 1866 B St, Hayward, CA 94541-3139.
- What is Mary Shields's phone number?
- The practice phone number listed in the NPPES registry for Mary Shields is (510) 733-1819.
- Is Mary Shields's NPI active?
- Yes — Mary Shields's NPI (1538370697) 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.