Marilyn Orenstein, MD
NPI 1922122993 · Pulmonary Disease Physician · Tucson, AZ
Marilyn Orenstein, MD is a Pulmonary Disease Physician provider in Tucson, AZ (NPI 1922122993).
Provider details
- NPI number
- 1922122993
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 41523 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-16
- Last updated
- 2023-03-07
Frequently asked questions
- What is Marilyn Orenstein's NPI number?
- Marilyn Orenstein's National Provider Identifier (NPI) is 1922122993, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marilyn Orenstein's specialty?
- Marilyn Orenstein is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Marilyn Orenstein located?
- Marilyn Orenstein's practice location on file with NPPES is 8391 E Cresthill Dr, Tucson, AZ 85750-2410.
- What is Marilyn Orenstein's phone number?
- The practice phone number listed in the NPPES registry for Marilyn Orenstein is (520) 529-1972.
- Is Marilyn Orenstein's NPI active?
- Yes — Marilyn Orenstein's NPI (1922122993) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.