IndividualActive
Jennifer Gretz
NPI 1578716007 · Counselor · Rancho Cucamonga, CA
Jennifer Gretz is a Counselor provider in Rancho Cucamonga, CA (NPI 1578716007).
Provider details
- NPI number
- 1578716007
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(80/100 index)
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
10855 Terra Vista Pkwy
#53
Rancho Cucamonga, CA 91730-6381
Phone: (909) 952-3294
Street-level locationGet directions
Mailing address
2930 Inland Empire Blvd
Ontario, CA 91764-4802
Registry dates
- Enumerated
- 2008-10-28
- Last updated
- 2008-12-19
Frequently asked questions
- What is Jennifer Gretz's NPI number?
- Jennifer Gretz's National Provider Identifier (NPI) is 1578716007, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Gretz's specialty?
- Jennifer Gretz is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Jennifer Gretz located?
- Jennifer Gretz's practice location on file with NPPES is 10855 Terra Vista Pkwy, Rancho Cucamonga, CA 91730-6381.
- What is Jennifer Gretz's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Gretz is (909) 952-3294.
- Is Jennifer Gretz's NPI active?
- Yes — Jennifer Gretz's NPI (1578716007) is active in the NPPES registry as of the last update on 2008-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.