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ARELYS ITWARU PMHNP-BC
NPI 1053729376
Nurse Practitioner - Psychiatric/Mental Health in Port Jefferson Station, NY

Active since July 30, 2014PECOS Enrolled
4655 NESCONSET HWY, PORT JEFFERSON STATION, NY 11776(631) 331-2424 Get Directions Write a Review

NPPES record last updated: April 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 13, 2026, Jan 12, 2026 (2 updates tracked since 2026).

About Arelys Itwaru Pmhnp-bc NPPES

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

ARELYS ITWARU PMHNP-BC (NPI 1053729376) is an individual psychiatric/mental health provider in Port Jefferson Station, New York, licensed in New York (F407163-01) and active in the NPI registry since July 2014. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1053729376
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameARELYS ITWARUCredential: PMHNP-BC
Location Address4655 NESCONSET HWYPort Jefferson Station, NY 11776-2579
Mailing Address1527 Pine Acres BlvdBay Shore, NY 11706-2427 · (631) 889-4251
Phone(631) 331-2424
Sole ProprietorYes
Medical School CMSOtherGraduated 2025
Enumeration DateJuly 30, 2014
Last NPPES UpdateApril 13, 20262 updates tracked since enumeration
NPPES CertifiedApril 13, 2026
✔ NPI 1053729376 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in NY · F407163-01
Also ListedRegistered NurseTaxonomy 163W00000X · License 746026 (NY)
4655 NESCONSET HWY, Port Jefferson Station, NY 11776
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Arelys Itwaru Pmhnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID648744664
PECOS Enrollment IDI20260701000022
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 Arelys Itwaru reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mind Wellness Professional Psychiatric Services PC
  • Reassigned Medicare billing, New York enrollment
  • 16 clinicians in this Medicare group
No phone listed

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 11776 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
$105.06 typical visit price
range $67.40 – $203.53
Typical copayment $26.26 (range $16.85 – $50.88)
Most-billed visit code 99203
Established Patient
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
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.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JEANNE M. MORRIS-FOLEY, NP PSYCHIATRY, P.C.
Nurse Practitioner
4655 NESCONSET HWY
PORT JEFFERSON STATION, NY 11776
Suffolk County (631) 331-2424
PATRICIA SPECTOR
Nurse Practitioner (Psychiatric/Mental Health)
4655 NESCONSET HWY
PORT JEFFERSON STATION, NY 11776
Suffolk County (631) 680-0159
MRS. JEANNE MARIE MORRIS-FOLEY NPP CS CASAC
Nurse Practitioner
4655 NESCONSET HWY
PORT JEFFERSON STATION, NY 11776
Suffolk County (631) 331-2424
MRS. VERONICA A GROTH N.P.P
Nurse Practitioner (Psychiatric/Mental Health)
4655 NESCONSET HWY
PORT JEFFERSON STATION, NY 11776
Suffolk County (631) 327-5395
KAITLYN ANNE SCHAAL LMHC, CASAC
Counselor (Addiction (Substance Use Disorder))
4655 NESCONSET HWY
PORT JEFFERSON STATION, NY 11776
Suffolk County (516) 554-0976
REBECCA RAINENDEZ LMHC
Counselor (Mental Health)
4655 NESCONSET HWY
PORT JEFFERSON STATION, NY 11776
Suffolk County (631) 331-2424

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 Arelys Itwaru's NPI number?

The NPI number for Arelys Itwaru is 1053729376. It was assigned to this individual provider in the NPPES registry on July 30, 2014.

Where is Arelys Itwaru located?

Arelys Itwaru practices at 4655 Nesconset Hwy, Port Jefferson Station, NY 11776. The listed phone number is (631) 331-2424.

What is Arelys Itwaru's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Arelys Itwaru enrolled in Medicare?

Yes. Arelys Itwaru is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Arelys Itwaru's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Arelys Itwaru reassigns Medicare benefits to Mind Wellness Professional Psychiatric Services PC (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 Arelys Itwaru'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 Arelys Itwaru was last updated on April 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.