Mariel Bitter, LCSW
NPI 1568106185 · Clinical Social Worker · Hyannis, MA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mariel Bitter, LCSW is a Clinical Social Worker provider in Hyannis, MA (NPI 1568106185).
Provider details
- NPI number
- 1568106185
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 225640 (MA)
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
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
- 2022-04-21
- Last updated
- 2022-04-21
- Certified
- 2022-04-21
Frequently asked questions
- What is Mariel Bitter's NPI number?
- Mariel Bitter's National Provider Identifier (NPI) is 1568106185, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariel Bitter's specialty?
- Mariel Bitter is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mariel Bitter located?
- Mariel Bitter's practice location on file with NPPES is 94 Main St, Hyannis, MA 02601-3146.
- What is Mariel Bitter's phone number?
- The practice phone number listed in the NPPES registry for Mariel Bitter is (774) 487-7934.
- Does Mariel Bitter accept Medicare?
- Mariel Bitter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mariel Bitter's NPI active?
- Yes — Mariel Bitter's NPI (1568106185) is active in the NPPES registry as of the last update on 2022-04-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.