IndividualActive
Marissa Hyszczak
NPI 1811303464 · Clinical Social Worker · Springfield, MA
Marissa Hyszczak is a Clinical Social Worker provider in Springfield, MA (NPI 1811303464).
Provider details
- NPI number
- 1811303464
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(69/100 index)
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
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
511 E Columbus Ave
Springfield, MA 01105-2506
Phone: (413) 827-8959
Street-level locationGet directions
Mailing address
511 E Columbus Ave
Springfield, MA 01105-2506
Registry dates
- Enumerated
- 2014-07-03
- Last updated
- 2014-07-03
Frequently asked questions
- What is Marissa Hyszczak's NPI number?
- Marissa Hyszczak's National Provider Identifier (NPI) is 1811303464, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Hyszczak's specialty?
- Marissa Hyszczak is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marissa Hyszczak located?
- Marissa Hyszczak's practice location on file with NPPES is 511 E Columbus Ave, Springfield, MA 01105-2506.
- What is Marissa Hyszczak's phone number?
- The practice phone number listed in the NPPES registry for Marissa Hyszczak is (413) 827-8959.
- Is Marissa Hyszczak's NPI active?
- Yes — Marissa Hyszczak's NPI (1811303464) is active in the NPPES registry as of the last update on 2014-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.