Melissa Holznagel
NPI 1255904793 · Clinical Social Worker · Glastonbury, CT
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Holznagel is a Clinical Social Worker provider in Glastonbury, CT (NPI 1255904793).
Provider details
- NPI number
- 1255904793
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Social Worker104100000X
Behavioral Health & Social Service Providers
- Case Manager/Care Coordinator171M00000X
Other 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
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
Mailing address
Registry dates
- Enumerated
- 2021-07-22
- Last updated
- 2025-06-02
- Certified
- 2025-06-02
Frequently asked questions
- What is Melissa Holznagel's NPI number?
- Melissa Holznagel's National Provider Identifier (NPI) is 1255904793, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Holznagel's specialty?
- Melissa Holznagel is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Melissa Holznagel located?
- Melissa Holznagel's practice location on file with NPPES is 33 Pratt St, Glastonbury, CT 06033-1014.
- What is Melissa Holznagel's phone number?
- The practice phone number listed in the NPPES registry for Melissa Holznagel is (475) 238-9381.
- Does Melissa Holznagel accept Medicare?
- Melissa Holznagel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Holznagel's NPI active?
- Yes — Melissa Holznagel's NPI (1255904793) is active in the NPPES registry as of the last update on 2025-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.