Guy Greever Jr.
NPI 1891938312 · Emotionally Disturbed Childrens' Residential Treatment Facility · Grass Valley, CA
Guy Greever Jr. is a Emotionally Disturbed Childrens' Residential Treatment Facility provider in Grass Valley, CA (NPI 1891938312).
Provider details
- NPI number
- 1891938312
- Entity type
- Individual
- Primary specialty
- Emotionally Disturbed Childrens' Residential Treatment FacilityResidential Treatment Facilities
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Residential Treatment Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2009-04-14
- Last updated
- 2009-04-14
Frequently asked questions
- What is Guy Greever Jr.'s NPI number?
- Guy Greever Jr.'s National Provider Identifier (NPI) is 1891938312, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Guy Greever Jr.'s specialty?
- Guy Greever Jr. is listed in the NPPES registry with a primary specialty of Emotionally Disturbed Childrens' Residential Treatment Facility (Residential Treatment Facilities).
- Where is Guy Greever Jr. located?
- Guy Greever Jr.'s practice location on file with NPPES is 714 W Main St, Grass Valley, CA 95945-6410.
- What is Guy Greever Jr.'s phone number?
- The practice phone number listed in the NPPES registry for Guy Greever Jr. is (530) 477-9800.
- Is Guy Greever Jr.'s NPI active?
- Yes — Guy Greever Jr.'s NPI (1891938312) is active in the NPPES registry as of the last update on 2009-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.