Kirstin Anastasia, APRN, BC
NPI 1639203979 · Child & Adolescent Psychiatric/Mental Health Clinical Nurse Specialist · Fairfield, CT
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kirstin Anastasia, APRN, BC is a Child & Adolescent Psychiatric/Mental Health Clinical Nurse Specialist provider in Fairfield, CT (NPI 1639203979).
Provider details
- NPI number
- 1639203979
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatric/Mental Health Clinical Nurse SpecialistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN, BC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 003230 (CT)
Specialties & taxonomies
- Child & Adolescent Psychiatric/Mental Health Clinical Nurse SpecialistPrimary364SP0807XLicense 003230 (CT)
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$275 across 14 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-16
- Last updated
- 2007-07-08
Frequently asked questions
- What is Kirstin Anastasia's NPI number?
- Kirstin Anastasia's National Provider Identifier (NPI) is 1639203979, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kirstin Anastasia's specialty?
- Kirstin Anastasia is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatric/Mental Health Clinical Nurse Specialist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kirstin Anastasia located?
- Kirstin Anastasia's practice location on file with NPPES is 1901 Post Rd # B, Fairfield, CT 06824-5721.
- What is Kirstin Anastasia's phone number?
- The practice phone number listed in the NPPES registry for Kirstin Anastasia is (203) 254-9214.
- Does Kirstin Anastasia accept Medicare?
- Kirstin Anastasia is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kirstin Anastasia's NPI active?
- Yes — Kirstin Anastasia's NPI (1639203979) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.