Marianne Treantafilos, APRN
NPI 1558550517 · Family Nurse Practitioner · Danbury, CT
Marianne Treantafilos, APRN is a Family Nurse Practitioner provider in Danbury, CT (NPI 1558550517).
Provider details
- NPI number
- 1558550517
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Female
- Sole proprietor
- No
- License
- 003641 (CT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2007-10-16
- Last updated
- 2015-01-02
Frequently asked questions
- What is Marianne Treantafilos's NPI number?
- Marianne Treantafilos's National Provider Identifier (NPI) is 1558550517, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marianne Treantafilos's specialty?
- Marianne Treantafilos is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marianne Treantafilos located?
- Marianne Treantafilos's practice location on file with NPPES is 30 Milestone Rd., Danbury, CT 06810.
- What is Marianne Treantafilos's phone number?
- The practice phone number listed in the NPPES registry for Marianne Treantafilos is (203) 702-7400.
- Is Marianne Treantafilos's NPI active?
- Yes — Marianne Treantafilos's NPI (1558550517) is active in the NPPES registry as of the last update on 2015-01-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.