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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

DR. JUSTINA IRRER PHD, RDN
NPI 1407764590
Dietitian, Registered in Silver Spring, MD

Active since August 31, 2026
3612 EDELMAR TER, SILVER SPRING, MD 20906(321) 277-1491 Get Directions Write a Review

NPPES record added: August 31, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

About Dr. Justina Irrer Phd, Rdn NPPES

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

DR. JUSTINA IRRER PHD, RDN (NPI 1407764590) is an individual dietitian, registered in Silver Spring, Maryland and active in the NPI registry since August 2026.

NPPES Registry Identity

NPI1407764590
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameDR. JUSTINA IRRERCredential: PHD, RDN
Location Address3612 EDELMAR TERSilver Spring, MD 20906-1763
Mailing Address3612 Edelmar TerSilver Spring, MD 20906-1763
Phone(321) 277-1491
Sole ProprietorNo
Enumeration DateAugust 31, 2026
NPPES CertifiedAugust 30, 2026
✔ NPI 1407764590 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers
Taxonomy Code133V00000X
Definition
A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.
3612 EDELMAR TER, Silver Spring, MD 20906
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Other Names 1

Professional Name (2)Dr. Tina Irrer Phd, Rdn

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 Justina Irrer's NPI number?

The NPI number for Justina Irrer is 1407764590. It was assigned to this individual provider in the NPPES registry on August 31, 2026. The provider is also known as Dr. Tina Irrer Phd, Rdn.

Where is Justina Irrer located?

Justina Irrer practices at 3612 Edelmar Ter, Silver Spring, MD 20906. The listed phone number is (321) 277-1491.

What is Justina Irrer's specialty?

The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.

When was this NPI record last updated?

The NPPES record for Justina Irrer was last updated on August 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.