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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.

MARK SAMUEL SCHUBERT MD
NPI 1093771784
Allergy & Immunology in Phoenix, AZ

Active since April 22, 2006
300 W CLARENDON AVE, STE 120, PHOENIX, AZ 85013(602) 277-3337(602) 277-3330 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mark Samuel Schubert Md NPPES

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

MARK SAMUEL SCHUBERT MD (NPI 1093771784) is an individual allergy & immunology provider in Phoenix, Arizona, licensed in Arizona (14880) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1093771784
Entity TypeIndividualMale
Primary Taxonomy207K00000X
Provider Legal NameMARK SAMUEL SCHUBERTCredential: MD
Location Address300 W CLARENDON AVE, STE 120Phoenix, AZ 85013-3421
Mailing Address300 W Clarendon Ave, Ste 120Phoenix, AZ 85013-3421 · (602) 277-3337 · Fax (602) 277-3330
Phone(602) 277-3337
Fax(602) 277-3330
Sole ProprietorNo
Enumeration DateApril 22, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1093771784 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207K00000X
License✔ Licensed in AZ · 14880
Definition
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.
300 W CLARENDON AVE, Phoenix, AZ 85013
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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.

RENEE O'SULLIVAN NNP
Nurse Practitioner (Neonatal)
300 W CLARENDON AVE, 375
PHOENIX, AZ 85013
Maricopa County (602) 277-4161
HARRY J CAVANAGH JR. M.D.
Anesthesiology
300 W CLARENDON AVE, SUITE 142
PHOENIX, AZ 85013
Maricopa County (602) 234-1803
ELLEN P TAPPERO NNP
Nurse Practitioner (Neonatal)
300 W CLARENDON AVE, 375
PHOENIX, AZ 85013
Maricopa County (602) 277-4161
SARVESH K NIGAM MD
Pediatrics
300 W CLARENDON AVE, 375
PHOENIX, AZ 85013
Maricopa County (602) 277-4161
TRACEY GILLISPIE NNP
Nurse Practitioner (Neonatal)
300 W CLARENDON AVE, 375
PHOENIX, AZ 85013
Maricopa County (602) 277-4161
DINA R TULENKO NNP
Nurse Practitioner (Neonatal)
300 W CLARENDON AVE, 375
PHOENIX, AZ 85013
Maricopa County (602) 277-4161
PATRICIA SPARRAZZA NNP
Nurse Practitioner (Neonatal)
300 W CLARENDON AVE, 375
PHOENIX, AZ 85013
Maricopa County (602) 277-4161
JOAN GATZ NNP
Nurse Practitioner (Neonatal)
300 W CLARENDON AVE, 375
PHOENIX, AZ 85013
Maricopa County (602) 277-4161

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 Mark Schubert's NPI number?

The NPI number for Mark Schubert is 1093771784. It was assigned to this individual provider in the NPPES registry on April 22, 2006.

Where is Mark Schubert located?

Mark Schubert practices at 300 W Clarendon Ave Ste 120, Phoenix, AZ 85013. The listed phone number is (602) 277-3337.

What is Mark Schubert's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

When was this NPI record last updated?

The NPPES record for Mark Schubert was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 39 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.