IndividualActive
Nancy Costello
NPI 1902077738 · Mental Health Counselor · San Jose, CA
Nancy Costello is a Mental Health Counselor provider in San Jose, CA (NPI 1902077738).
Provider details
- NPI number
- 1902077738
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(81/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
2001 the Alameda
San Jose, CA 95126-1136
Phone: (408) 261-7777
Fax: (408) 254-9960
Street-level locationGet directions
Mailing address
1651 Las Brisas Dr
Hollister, CA 95023-6729
Registry dates
- Enumerated
- 2008-03-19
- Last updated
- 2008-03-19
Frequently asked questions
- What is Nancy Costello's NPI number?
- Nancy Costello's National Provider Identifier (NPI) is 1902077738, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Costello's specialty?
- Nancy Costello is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Nancy Costello located?
- Nancy Costello's practice location on file with NPPES is 2001 the Alameda, San Jose, CA 95126-1136.
- What is Nancy Costello's phone number?
- The practice phone number listed in the NPPES registry for Nancy Costello is (408) 261-7777.
- Is Nancy Costello's NPI active?
- Yes — Nancy Costello's NPI (1902077738) is active in the NPPES registry as of the last update on 2008-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.