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Mathilda Grosse
NPI 1518844737 · Adult Companion · Fairfield, CA
Mathilda Grosse is a Adult Companion provider in Fairfield, CA (NPI 1518844737).
Provider details
- NPI number
- 1518844737
- Entity type
- Individual
- Primary specialty
- Adult CompanionNursing Service Related Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Nursing Service Related Providers
Profile Score
Basic profile(48/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
2261 S Watney Way
Fairfield, CA 94533-6757
Phone: (707) 920-2831
Street-level locationGet directions
Mailing address
Po Box 1011
Davis, CA 95617-1011
Registry dates
- Enumerated
- 2025-08-19
- Last updated
- 2025-08-19
- Certified
- 2025-08-19
Frequently asked questions
- What is Mathilda Grosse's NPI number?
- Mathilda Grosse's National Provider Identifier (NPI) is 1518844737, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mathilda Grosse's specialty?
- Mathilda Grosse is listed in the NPPES registry with a primary specialty of Adult Companion (Nursing Service Related Providers).
- Where is Mathilda Grosse located?
- Mathilda Grosse's practice location on file with NPPES is 2261 S Watney Way, Fairfield, CA 94533-6757.
- What is Mathilda Grosse's phone number?
- The practice phone number listed in the NPPES registry for Mathilda Grosse is (707) 920-2831.
- Is Mathilda Grosse's NPI active?
- Yes — Mathilda Grosse's NPI (1518844737) is active in the NPPES registry as of the last update on 2025-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.