Doreen Sielert, LCSW
NPI 1952030207 · Clinical Social Worker · Santa Rosa, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Doreen Sielert, LCSW is a Clinical Social Worker provider in Santa Rosa, CA (NPI 1952030207).
Provider details
- NPI number
- 1952030207
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 113022 (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
4 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)
- Po Box 6927Santa Rosa, CA 95406-0927Phone: (707) 623-0129
Registry dates
- Enumerated
- 2022-06-09
- Last updated
- 2026-03-01
- Certified
- 2026-03-01
Frequently asked questions
- What is Doreen Sielert's NPI number?
- Doreen Sielert's National Provider Identifier (NPI) is 1952030207, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Doreen Sielert's specialty?
- Doreen Sielert is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Doreen Sielert located?
- Doreen Sielert's practice location on file with NPPES is 2225 Challenger Way, Santa Rosa, CA 95407-5441.
- What is Doreen Sielert's phone number?
- The practice phone number listed in the NPPES registry for Doreen Sielert is (707) 565-8181.
- Does Doreen Sielert accept Medicare?
- Doreen Sielert is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Doreen Sielert's NPI active?
- Yes — Doreen Sielert's NPI (1952030207) is active in the NPPES registry as of the last update on 2026-03-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.