Lester Wielstein, CCSW
NPI 1568565539 · Social Worker · Fair Oaks, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lester Wielstein, CCSW is a Social Worker provider in Fair Oaks, CA (NPI 1568565539).
Provider details
- NPI number
- 1568565539
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- CCSW
- Sex
- Male
- Sole proprietor
- No
- License
- LCS11320 (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
19 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
Mailing address
Additional practice locations (1)
- 811-D Grand AveTerkensha AssociatesSacramento, CA 95838Phone: (916) 922-9868Fax: (916) 922-7342
Registry dates
- Enumerated
- 2006-09-06
- Last updated
- 2020-06-07
- Certified
- 2020-06-07
Frequently asked questions
- What is Lester Wielstein's NPI number?
- Lester Wielstein's National Provider Identifier (NPI) is 1568565539, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lester Wielstein's specialty?
- Lester Wielstein is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Lester Wielstein located?
- Lester Wielstein's practice location on file with NPPES is 5150 Sunrise Blvd Ste G5g6, Fair Oaks, CA 95628-4939.
- What is Lester Wielstein's phone number?
- The practice phone number listed in the NPPES registry for Lester Wielstein is (916) 607-6108.
- Does Lester Wielstein accept Medicare?
- Lester Wielstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lester Wielstein's NPI active?
- Yes — Lester Wielstein's NPI (1568565539) is active in the NPPES registry as of the last update on 2020-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.