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DAWN BREITENBACH LCSW
NPI 1255142162
Social Worker - Clinical in Amagansett, NY

Active since January 20, 2025PECOS Enrolled
249 MAIN ST, AMAGANSETT, NY 11930(631) 375-4964 Get Directions Write a Review

NPPES record last updated: July 9, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dawn Breitenbach Lcsw NPPES

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

DAWN BREITENBACH LCSW (NPI 1255142162) is an individual clinical provider in Amagansett, New York, licensed in New York (099010) and active in the NPI registry since January 2025. She is enrolled in Medicare PECOS and is a graduate of Other (1997).

NPPES Registry Identity

NPI1255142162
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameDAWN BREITENBACHCredential: LCSW
Location Address249 MAIN STAmagansett, NY 11930-2000
Mailing Address140 Wildwood Rd Ste JSag Harbor, NY 11963-2106 · (631) 375-4964
Phone(631) 375-4964
Sole ProprietorYes
Medical School CMSOtherGraduated 1997
Enumeration DateJanuary 20, 2025
Last NPPES UpdateJuly 9, 2026
NPPES CertifiedJuly 9, 2026
✔ NPI 1255142162 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in NY · 099010
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
249 MAIN ST, Amagansett, NY 11930
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dawn Breitenbach Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID547748550
PECOS Enrollment IDI20260131000632
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 Dawn Breitenbach reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Meeting House Lane Medical Practice PC
14 mi
Internal Medicine
57 HAMPTON RD, SUITE 201
Southampton, NY 11968
  • Reassigned Medicare billing, New York enrollment
  • 134 clinicians in this Medicare group
NPI 1902088495 (631) 283-2430

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 11930 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
$0.00 typical visit price
range $67.40 – $203.53
Typical copayment $0.00 (range $16.85 – $50.88)
Most-billed visit code NA
Established Patient
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
Most-billed visit code 99213
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 Dawn Breitenbach's NPI number?

The NPI number for Dawn Breitenbach is 1255142162. It was assigned to this individual provider in the NPPES registry on January 20, 2025.

Where is Dawn Breitenbach located?

Dawn Breitenbach practices at 249 Main St, Amagansett, NY 11930. The listed phone number is (631) 375-4964.

What is Dawn Breitenbach's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Dawn Breitenbach enrolled in Medicare?

Yes. Dawn Breitenbach is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Dawn Breitenbach's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Dawn Breitenbach reassigns Medicare benefits to Meeting House Lane Medical Practice PC (Southampton, NY). 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 Dawn Breitenbach's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Dawn Breitenbach accept?

Health plans from Oscar Health list Dawn Breitenbach 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 Dawn Breitenbach was last updated on July 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.