Mary Jane Gross, RN, MN
NPI 1922149533 · Psychiatric/Mental Health Registered Nurse · Piedmont, CA
Mary Jane Gross, RN, MN is a Psychiatric/Mental Health Registered Nurse provider in Piedmont, CA (NPI 1922149533).
Provider details
- NPI number
- 1922149533
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Registered NurseNursing Service Providers
- Credential
- RN, MN
- Sex
- Female
- Sole proprietor
- No
- License
- I239389 (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
- 2007-02-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary Jane Gross's NPI number?
- Mary Jane Gross's National Provider Identifier (NPI) is 1922149533, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Jane Gross's specialty?
- Mary Jane Gross is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Registered Nurse (Nursing Service Providers).
- Where is Mary Jane Gross located?
- Mary Jane Gross's practice location on file with NPPES is 45 Arroyo Ave, Piedmont, CA 94611-3913.
- What is Mary Jane Gross's phone number?
- The practice phone number listed in the NPPES registry for Mary Jane Gross is (510) 428-2240.
- Is Mary Jane Gross's NPI active?
- Yes — Mary Jane Gross's NPI (1922149533) 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.