1. Home
  2. Directory
  3. New Jersey
  4. Branchburg
  5. Nurse Practitioner
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MS. IRIS W. MALDONADO DIAZ PMHNP-BC
NPI 1568110351
Nurse Practitioner - Psychiatric/Mental Health in Branchburg, NJ

Active since March 11, 2022PECOS Enrolled
971 US HIGHWAY 202 N # 4351, BRANCHBURG, NJ 08876(856) 903-1100 Get Directions Write a Review

NPPES record last updated: July 28, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Jul 28, 2026, Jul 26, 2026, Mar 11, 2022 (3 updates tracked since 2022).

About Ms. Iris W. Maldonado Diaz Pmhnp-bc NPPES

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

MS. IRIS W. MALDONADO DIAZ PMHNP-BC (NPI 1568110351) is an individual psychiatric/mental health provider in Branchburg, New Jersey, licensed in New Jersey (26NJ01263800) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1568110351
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameMS. IRIS W. MALDONADO DIAZCredential: PMHNP-BC
Location Address971 US HIGHWAY 202 N # 4351Branchburg, NJ 08876-3757
Mailing Address971 Us Highway 202 N # 4351Branchburg, NJ 08876-3757 · (856) 903-1100
Phone(856) 903-1100
Sole ProprietorNo
Enumeration DateMarch 11, 2022
Last NPPES UpdateJuly 28, 20263 updates tracked since enumeration
NPPES CertifiedJuly 28, 2026
✔ NPI 1568110351 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in NJ · 26NJ01263800
971 US HIGHWAY 202 N # 4351, Branchburg, NJ 08876
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Iris W. Maldonado Diaz Pmhnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 08876 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
$98.09 typical visit price
range $63.84 – $190.92
Typical copayment $24.52 (range $15.96 – $47.73)
Most-billed visit code 99203
Established Patient
$111.57 typical visit price
range $20.97 – $155.92
Typical copayment $27.89 (range $5.24 – $38.98)
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

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

IRIS BEHAVIORAL WELLNESS
Clinic/Center (Mental Health (Including Community Mental Health Center))
971 US HIGHWAY 202 N # 4351
BRANCHBURG, NJ 08876
Somerset County (856) 903-1100

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 Iris Maldonado Diaz's NPI number?

The NPI number for Iris Maldonado Diaz is 1568110351. It was assigned to this individual provider in the NPPES registry on March 11, 2022.

Where is Iris Maldonado Diaz located?

Iris Maldonado Diaz practices at 971 Us Highway 202 N # 4351, Branchburg, NJ 08876. The listed phone number is (856) 903-1100.

What is Iris Maldonado Diaz's specialty?

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

Is Iris Maldonado Diaz enrolled in Medicare?

Yes. Iris Maldonado Diaz is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Iris Maldonado Diaz was last updated on July 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 days 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.