Marquia Redden-Grier, M.D.
NPI 1437311651 · Obstetrics & Gynecology Physician · Peoria, AZ
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marquia Redden-Grier, M.D. is a Obstetrics & Gynecology Physician provider in Peoria, AZ (NPI 1437311651).
Provider details
- NPI number
- 1437311651
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 46532 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2008-06-29
- Last updated
- 2016-02-09
Frequently asked questions
- What is Marquia Redden-Grier's NPI number?
- Marquia Redden-Grier's National Provider Identifier (NPI) is 1437311651, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marquia Redden-Grier's specialty?
- Marquia Redden-Grier is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Marquia Redden-Grier located?
- Marquia Redden-Grier's practice location on file with NPPES is 21755 N 77th Ave, Peoria, AZ 85382-2111.
- What is Marquia Redden-Grier's phone number?
- The practice phone number listed in the NPPES registry for Marquia Redden-Grier is (623) 907-2377.
- Does Marquia Redden-Grier accept Medicare?
- Marquia Redden-Grier is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marquia Redden-Grier's NPI active?
- Yes — Marquia Redden-Grier's NPI (1437311651) is active in the NPPES registry as of the last update on 2016-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.