1. Home
  2. Directory
  3. Connecticut
  4. Fairfield
  5. Clinical Nurse Specialist
  6. NPI Profile

KIRSTIN ANASTASIA APRN, BC
NPI 1639203979
Clinical Nurse Specialist - Psychiatric/Mental Health, Child & Adolescent in Fairfield, CT

Active since March 16, 2007PECOS Enrolled
1901 POST RD # B, FAIRFIELD, CT 06824(203) 254-9214 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Kirstin Anastasia Aprn, Bc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KIRSTIN ANASTASIA APRN, BC (NPI 1639203979) is an individual psychiatric/mental health, child & adolescent provider in Fairfield, Connecticut, licensed in Connecticut (003230) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1995).

NPPES Registry Identity

NPI1639203979
Entity TypeIndividualFemale
Primary Taxonomy364SP0807X
Provider Legal NameKIRSTIN ANASTASIACredential: APRN, BC
Location Address1901 POST RD # BFairfield, CT 06824-5721
Mailing Address245 Unquowa Rd, Unit 92Fairfield, CT 06824-5057
Phone(203) 254-9214
Sole ProprietorYes
Medical School CMSOtherGraduated 1995
Enumeration DateMarch 16, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1639203979 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical Nurse Specialist · Psychiatric/Mental Health, Child & AdolescentPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code364SP0807X
License✔ Licensed in CT · 003230
1901 POST RD # B, Fairfield, CT 06824
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cigna Healthcare, Cigna HealthCare of Florida, Inc., Florida Blue (BlueCross BlueShield FL) and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Kirstin Anastasia Aprn, Bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6002279262
PECOS Enrollment IDI20230906000639
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Kirstin Anastasia reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Florida Psychiatry Associates LLC
1,036 mi
Psychiatry
260 NW PEACOCK BLVD STE 102
Port St Lucie, FL 34986
  • Reassigned Medicare billing, Florida enrollment
  • 8 clinicians in this Medicare group
NPI 1306120456 (772) 878-7216

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06824 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$138.84 typical visit price
range $60.82 – $183.10
Typical copayment $34.71 (range $15.20 – $45.77)
Most-billed visit code 99204
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Kirstin Anastasia's NPI number?

The NPI number for Kirstin Anastasia is 1639203979. It was assigned to this individual provider in the NPPES registry on March 16, 2007.

Where is Kirstin Anastasia located?

Kirstin Anastasia practices at 1901 Post Rd # B, Fairfield, CT 06824. The listed phone number is (203) 254-9214.

What is Kirstin Anastasia's specialty?

The primary specialty registered for this NPI is Clinical Nurse Specialist, specializing in Psychiatric/Mental Health, Child & Adolescent, with taxonomy code 364SP0807X.

Is Kirstin Anastasia enrolled in Medicare?

Yes. Kirstin Anastasia is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Kirstin Anastasia's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kirstin Anastasia reassigns Medicare benefits to Florida Psychiatry Associates LLC (Port St Lucie, FL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Kirstin Anastasia's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Kirstin Anastasia accept?

Health plans from Cigna HealthCare of Florida, Inc., Cigna Healthcare, Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company) and Oscar Health Maintenance Organization of Florida and 1 other insurer list Kirstin Anastasia as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Kirstin Anastasia was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.