Daniel Mai, PSYD
NPI 1558850123 · Psychologist · Union City, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Mai, PSYD is a Psychologist provider in Union City, CA (NPI 1558850123).
Provider details
- NPI number
- 1558850123
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PSYD
- Sex
- Male
- Sole proprietor
- No
- License
- PSY36370 (CA)
Specialties & taxonomies
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
8 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
- 2018-05-09
- Last updated
- 2026-03-11
- Certified
- 2026-03-11
Frequently asked questions
- What is Daniel Mai's NPI number?
- Daniel Mai's National Provider Identifier (NPI) is 1558850123, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Mai's specialty?
- Daniel Mai is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Daniel Mai located?
- Daniel Mai's practice location on file with NPPES is 32114 Alvarado Blvd, Union City, CA 94587-4000.
- What is Daniel Mai's phone number?
- The practice phone number listed in the NPPES registry for Daniel Mai is (510) 862-5577.
- Does Daniel Mai accept Medicare?
- Daniel Mai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Mai's NPI active?
- Yes — Daniel Mai's NPI (1558850123) is active in the NPPES registry as of the last update on 2026-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.