Gloria Williams, LMFT
NPI 1891137824 · Marriage & Family Therapist · Rancho Cucamonga, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gloria Williams, LMFT is a Marriage & Family Therapist provider in Rancho Cucamonga, CA (NPI 1891137824).
Provider details
- NPI number
- 1891137824
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Female
- Sole proprietor
- Yes
- License
- IMF90360 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Student, Health Care
- Mental Health Counselor101YM0800X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
- 2013-07-18
- Last updated
- 2019-05-14
Frequently asked questions
- What is Gloria Williams's NPI number?
- Gloria Williams's National Provider Identifier (NPI) is 1891137824, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gloria Williams's specialty?
- Gloria Williams is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Gloria Williams located?
- Gloria Williams's practice location on file with NPPES is 9500 Haven Ave, Rancho Cucamonga, CA 91730-5807.
- What is Gloria Williams's phone number?
- The practice phone number listed in the NPPES registry for Gloria Williams is (909) 980-6700.
- Does Gloria Williams accept Medicare?
- Gloria Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gloria Williams's NPI active?
- Yes — Gloria Williams's NPI (1891137824) is active in the NPPES registry as of the last update on 2019-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.