EVA DZIERGOWSKA PMHNP
NPI 1194337253
Nurse Practitioner - Psychiatric/Mental Health in Smithtown, NY
About Eva Dziergowska Pmhnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
EVA DZIERGOWSKA PMHNP (NPI 1194337253) is an individual psychiatric/mental health provider in Smithtown, New York, licensed in New York (403157) and active in the NPI registry since August 2020. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Eva Dziergowska Pmhnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Eva Dziergowska reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Smithtown, NY 11787
- Reassigned Medicare billing, New York enrollment
- 70 clinicians in this Medicare group
Saint James, NY 11780
- Reassigned Medicare billing, New York enrollment
- 13 clinicians in this Medicare group
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 11787 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SMITHTOWN, NY 11787
SMITHTOWN, NY 11787
SMITHTOWN, NY 11787
SMITHTOWN, NY 11787
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 Eva Dziergowska's NPI number?
The NPI number for Eva Dziergowska is 1194337253. It was assigned to this individual provider in the NPPES registry on August 20, 2020.
Where is Eva Dziergowska located?
Eva Dziergowska practices at 363 Route 111, Smithtown, NY 11787. The listed phone number is (631) 209-4255.
What is Eva Dziergowska's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Eva Dziergowska enrolled in Medicare?
Yes. Eva Dziergowska is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Eva Dziergowska's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eva Dziergowska reassigns Medicare benefits to 2 organizations: Long Island Select Healthcare, Inc. (Smithtown, NY) and Psychiatric Care Medical PLLC (Saint James, NY). Each 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 Eva Dziergowska's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Eva Dziergowska was last updated on December 15, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Eva Dziergowska, PMHNP · NPI 1194337253
Psychiatric/Mental Health physician in Smithtown, New York. Individual provider, active in the CMS NPPES registry since August 20, 2020.
## Identity
- **NPI:** 1194337253 (Entity type: Individual)
- **Enumerated:** August 20, 2020
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 403157 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 363 ROUTE 111, Smithtown, NY 11787-4756
- **Phone:** (631) 209-4255
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Long Island Select Healthcare, Inc. (NPI 1235684127, Smithtown, NY); Psychiatric Care Medical PLLC (NPI 1952946386, Saint James, NY) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 15, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1194337253) · Data from the CMS NPPES public registry.