Irene Marquez-Biggs, M.D.
NPI 1801842869 · Hospitalist Physician · Phoenix, AZ
Irene Marquez-Biggs, M.D. is a Hospitalist Physician provider in Phoenix, AZ (NPI 1801842869).
Provider details
- NPI number
- 1801842869
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- License
- 32570 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-25
- Last updated
- 2025-09-11
Frequently asked questions
- What is Irene Marquez-Biggs's NPI number?
- Irene Marquez-Biggs's National Provider Identifier (NPI) is 1801842869, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irene Marquez-Biggs's specialty?
- Irene Marquez-Biggs is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Irene Marquez-Biggs located?
- Irene Marquez-Biggs's practice location on file with NPPES is 350 W Thomas Rd, Phoenix, AZ 85013-4409.
- What is Irene Marquez-Biggs's phone number?
- The practice phone number listed in the NPPES registry for Irene Marquez-Biggs is (602) 406-3000.
- Is Irene Marquez-Biggs's NPI active?
- Yes — Irene Marquez-Biggs's NPI (1801842869) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.