Judy Iwanier, MSW, LCSW
NPI 1053560581 · Clinical Social Worker · Petaluma, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Judy Iwanier, MSW, LCSW is a Clinical Social Worker provider in Petaluma, CA (NPI 1053560581).
Provider details
- NPI number
- 1053560581
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW, LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 18299 (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
17 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
- 2008-09-09
- Last updated
- 2017-04-17
Frequently asked questions
- What is Judy Iwanier's NPI number?
- Judy Iwanier's National Provider Identifier (NPI) is 1053560581, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Judy Iwanier's specialty?
- Judy Iwanier is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Judy Iwanier located?
- Judy Iwanier's practice location on file with NPPES is 5 Keller St, Petaluma, CA 94952-2349.
- What is Judy Iwanier's phone number?
- The practice phone number listed in the NPPES registry for Judy Iwanier is (310) 423-0736.
- Does Judy Iwanier accept Medicare?
- Judy Iwanier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Judy Iwanier's NPI active?
- Yes — Judy Iwanier's NPI (1053560581) is active in the NPPES registry as of the last update on 2017-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.