Janet Sierzega, LCSW
NPI 1770989766 · Clinical Social Worker · Perth Amboy, NJ
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Janet Sierzega, LCSW is a Clinical Social Worker provider in Perth Amboy, NJ (NPI 1770989766).
Provider details
- NPI number
- 1770989766
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 44SC00008500 (NJ)
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
11 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
- 2014-11-18
- Last updated
- 2014-11-18
Frequently asked questions
- What is Janet Sierzega's NPI number?
- Janet Sierzega's National Provider Identifier (NPI) is 1770989766, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janet Sierzega's specialty?
- Janet Sierzega is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Janet Sierzega located?
- Janet Sierzega's practice location on file with NPPES is 275 Hobart St, Perth Amboy, NJ 08861-3396.
- What is Janet Sierzega's phone number?
- The practice phone number listed in the NPPES registry for Janet Sierzega is (732) 376-9333.
- Does Janet Sierzega accept Medicare?
- Janet Sierzega is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Janet Sierzega's NPI active?
- Yes — Janet Sierzega's NPI (1770989766) is active in the NPPES registry as of the last update on 2014-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.