Alexander Shen
NPI 1982963690 · Mental Health Counselor · Vallejo, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Shen is a Mental Health Counselor provider in Vallejo, CA (NPI 1982963690).
Provider details
- NPI number
- 1982963690
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
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
14 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
Mailing address
Registry dates
- Enumerated
- 2012-05-15
- Last updated
- 2022-01-03
Frequently asked questions
- What is Alexander Shen's NPI number?
- Alexander Shen's National Provider Identifier (NPI) is 1982963690, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Shen's specialty?
- Alexander Shen is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Alexander Shen located?
- Alexander Shen's practice location on file with NPPES is 1761 Broadway St Ste 100, Vallejo, CA 94589-2227.
- What is Alexander Shen's phone number?
- The practice phone number listed in the NPPES registry for Alexander Shen is (707) 645-2700.
- Does Alexander Shen accept Medicare?
- Alexander Shen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Shen's NPI active?
- Yes — Alexander Shen's NPI (1982963690) is active in the NPPES registry as of the last update on 2022-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.