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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

IRIS ARANA ALONZO APRN
NPI 1619630969
Nurse Practitioner - Psychiatric/Mental Health in Silver Spring, MD

Active since October 14, 2021
8403 COLESVILLE RD, SILVER SPRING, MD 20910(240) 358-6642(866) 421-4317 Get Directions Write a Review

NPPES record last updated: September 18, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Sep 18, 2026, Jul 10, 2026, Mar 2, 2022 and 1 more (4 updates tracked since 2021).

About Iris Arana Alonzo Aprn NPPES

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

IRIS ARANA ALONZO APRN (NPI 1619630969) is an individual psychiatric/mental health provider in Silver Spring, Maryland, licensed in Maryland (R228187) and active in the NPI registry since October 2021.

NPPES Registry Identity

NPI1619630969
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameIRIS ARANA ALONZOCredential: APRN
Location Address8403 COLESVILLE RDSilver Spring, MD 20910-6331
Mailing Address8403 Colesville Rd Ste 1100Silver Spring, MD 20910-6346
Phone(240) 358-6642
Fax(866) 421-4317
Sole ProprietorYes
Enumeration DateOctober 14, 2021
Last NPPES UpdateSeptember 18, 20264 updates tracked since enumeration
NPPES CertifiedSeptember 18, 2026
✔ NPI 1619630969 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 MD · R228187
Also ListedNurse Practitioner · GerontologyTaxonomy 363LG0600X · License R228187 (MD)
8403 COLESVILLE RD, Silver Spring, MD 20910
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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.

AMELIA HALL PSY.D.
Psychologist (Clinical Child & Adolescent)
8403 COLESVILLE RD
SILVER SPRING, MD 20910
Montgomery County (301) 367-4827
DR. ASHLEY ELLIOTT-ADAMS
Counselor (Professional)
8403 COLESVILLE RD, SUITE 1100
SILVER SPRING, MD 20910
Montgomery County (301) 367-4827
GERALDINE TEKWE
Nurse Practitioner (Gerontology)
8403 COLESVILLE RD
SILVER SPRING, MD 20910
Montgomery County (443) 483-9300
DR. LESLIE HOWARD SOBIN MD
Pathology (Anatomic Pathology)
8403 COLESVILLE RD, SUITE 1600
SILVER SPRING, MD 20910
Montgomery County (877) 234-7522
JAIME SAVAGE LCSW-C
Social Worker (Clinical)
8403 COLESVILLE RD
SILVER SPRING, MD 20910
Montgomery County (202) 964-3957
DR. LIONEL NO MIDDLE NAME RABIN M.D., C.M.
Pathology (Anatomic Pathology & Clinical Pathology)
8403 COLESVILLE RD, SUITE 1600
SILVER SPRING, MD 20910
Montgomery County (240) 485-5100

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 Arana Alonzo's NPI number?

The NPI number for Iris Arana Alonzo is 1619630969. It was assigned to this individual provider in the NPPES registry on October 14, 2021.

Where is Iris Arana Alonzo located?

Iris Arana Alonzo practices at 8403 Colesville Rd, Silver Spring, MD 20910. The listed phone number is (240) 358-6642.

What is Iris Arana Alonzo's specialty?

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

When was this NPI record last updated?

The NPPES record for Iris Arana Alonzo was last updated on September 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.