What is Stephanie Lay's NPI number?

Stephanie Lay's National Provider Identifier (NPI) is 1932475936, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Stephanie Lay's specialty?

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

Where is Stephanie Lay located?

Stephanie Lay's practice location on file with NPPES is 747 52nd St, Oakland, CA 94609-1809.

What is Stephanie Lay's phone number?

The practice phone number listed in the NPPES registry for Stephanie Lay is (510) 428-3000.

Is Stephanie Lay's NPI active?

Yes — Stephanie Lay's NPI (1932475936) is active in the NPPES registry as of the last update on 2021-06-29.

IndividualActive

Stephanie Lay

NPI 1932475936 · Marriage & Family Therapist · Oakland, CA

Stephanie Lay is a Marriage & Family Therapist provider in Oakland, CA (NPI 1932475936).

Provider details

NPI number: 1932475936
Entity type: Individual
Primary specialty: Marriage & Family TherapistBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Marriage & Family TherapistPrimary106H00000XLicense 126126 (CA)
Behavioral Health & Social Service Providers
Counselor101Y00000X
Behavioral Health & Social Service Providers
Marriage & Family Therapist106H00000XLicense 114441 (CA)
Behavioral Health & Social Service Providers
Student in an Organized Health Care Education/Training Program390200000X
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
14 yrs in NPPES registry
Profile completeness38% of score
83% 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

747 52nd St

Oakland, CA 94609-1809

Phone: (510) 428-3000

Street-level locationGet directions

More CA providers

Mailing address

660 4th St # 122

San Francisco, CA 94107-1618

Additional practice locations (1)

1801 Vicente St
Apt 201
San Francisco, CA 94116
Phone: (415) 681-3211

Enumerated: 2012-03-24
Last updated: 2021-06-29
Certified: 2021-06-29

Frequently asked questions

What is Stephanie Lay's NPI number?: Stephanie Lay's National Provider Identifier (NPI) is 1932475936, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Stephanie Lay's specialty?: Stephanie Lay is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
Where is Stephanie Lay located?: Stephanie Lay's practice location on file with NPPES is 747 52nd St, Oakland, CA 94609-1809.
What is Stephanie Lay's phone number?: The practice phone number listed in the NPPES registry for Stephanie Lay is (510) 428-3000.
Is Stephanie Lay's NPI active?: Yes — Stephanie Lay's NPI (1932475936) is active in the NPPES registry as of the last update on 2021-06-29.

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