DR. MARILYN ORENSTEIN MD
NPI 1922122993
Internal Medicine - Pulmonary Disease in Tucson, AZ

Q: What is Marilyn Orenstein's NPI number?

The NPI number for Marilyn Orenstein is 1922122993. It was assigned to this individual provider in the NPPES registry on March 16, 2007.

Q: What is Marilyn Orenstein's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Q: When was this NPI record last updated?

The NPPES record for Marilyn Orenstein was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.

Active since March 16, 2007

8391 E CRESTHILL DR, TUCSON, AZ 85750(520) 529-1972 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: August 30, 2026.

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About Dr. Marilyn Orenstein Md NPPES

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

DR. MARILYN ORENSTEIN MD (NPI 1922122993) is an individual pulmonary disease provider in Tucson, Arizona, licensed in Arizona (41523) and active in the NPI registry since March 2007.

NPPES Registry Identity

NPI1922122993

Entity TypeIndividualFemale

Primary Taxonomy207RP1001X

Provider Legal NameDR. MARILYN ORENSTEINCredential: MD

Location Address8391 E CRESTHILL DRTucson, AZ 85750-2410

Mailing Address8391 E Cresthill DrTucson, AZ 85750-2410 · (520) 529-1972

Phone(520) 529-1972

Sole ProprietorYes

Enumeration DateMarch 16, 2007

Last NPPES UpdateMarch 7, 2023

✔ NPI 1922122993 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RP1001X

Licenses✔ Licensed in AZ · 41523✔ Licensed in NY · 135961

Definition

An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

Also ListedInternal MedicineTaxonomy 207R00000X · License 41523 (AZ), 135961 (NY)

8391 E CRESTHILL DR, Tucson, AZ 85750

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Other Identifiers 2

Other13596101NY · Nys License

Other41523AZ · Arizona License

Other Providers at the Same Location NPPES

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

MICHAEL ORENSTEIN

Internal Medicine

8391 E CRESTHILL DR
TUCSON, AZ 85750

Pima County (973) 809-8702

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 Marilyn Orenstein's NPI number?

The NPI number for Marilyn Orenstein is 1922122993. It was assigned to this individual provider in the NPPES registry on March 16, 2007.

Where is Marilyn Orenstein located?

Marilyn Orenstein practices at 8391 E Cresthill Dr, Tucson, AZ 85750. The listed phone number is (520) 529-1972.

What is Marilyn Orenstein's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

When was this NPI record last updated?

The NPPES record for Marilyn Orenstein was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.