What is Glenn Ontiveros's NPI number?

Glenn Ontiveros's National Provider Identifier (NPI) is 1821478710, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Glenn Ontiveros's specialty?

Glenn Ontiveros is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).

Where is Glenn Ontiveros located?

Glenn Ontiveros's practice location on file with NPPES is 55 Santa Clara Ave Ste 200, Oakland, CA 94610-1319.

What is Glenn Ontiveros's phone number?

The practice phone number listed in the NPPES registry for Glenn Ontiveros is (707) 297-9866.

Is Glenn Ontiveros's NPI active?

Yes — Glenn Ontiveros's NPI (1821478710) is active in the NPPES registry as of the last update on 2023-02-20.

IndividualActive

Glenn Ontiveros, LMFT

NPI 1821478710 · Marriage & Family Therapist · Oakland, CA

Glenn Ontiveros, LMFT is a Marriage & Family Therapist provider in Oakland, CA (NPI 1821478710).

Provider details

NPI number: 1821478710
Entity type: Individual
Primary specialty: Marriage & Family TherapistBehavioral Health & Social Service Providers
Credential: LMFT
Sex: Male
Sole proprietor: No
License: 96794 (CA)

Specialties & taxonomies

Marriage & Family TherapistPrimary106H00000XLicense LMFT124939 (CA)
Behavioral Health & Social Service Providers
Marriage & Family Therapist106H00000XLicense 96794 (CA)
Behavioral Health & Social Service Providers
Student in an Organized Health Care Education/Training Program390200000XLicense H01297245 (HI)
Student, Health Care

Profile Score

Detailed profile(78/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
11 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
2 documented practice locations

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

55 Santa Clara Ave Ste 200

Oakland, CA 94610-1319

Phone: (707) 297-9866

Street-level locationGet directions

More CA providers

Mailing address

Po Box 1039

San Lorenzo, CA 94580-5006

Additional practice locations (1)

595 Buckingham Way Ste 343
San Francisco, CA 94132-1911
Phone: (707) 297-9866

Enumerated: 2015-06-04
Last updated: 2023-02-20
Certified: 2023-02-20

Frequently asked questions

What is Glenn Ontiveros's NPI number?: Glenn Ontiveros's National Provider Identifier (NPI) is 1821478710, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Glenn Ontiveros's specialty?: Glenn Ontiveros is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
Where is Glenn Ontiveros located?: Glenn Ontiveros's practice location on file with NPPES is 55 Santa Clara Ave Ste 200, Oakland, CA 94610-1319.
What is Glenn Ontiveros's phone number?: The practice phone number listed in the NPPES registry for Glenn Ontiveros is (707) 297-9866.
Is Glenn Ontiveros's NPI active?: Yes — Glenn Ontiveros's NPI (1821478710) is active in the NPPES registry as of the last update on 2023-02-20.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.