Physician Group of Arizona Inc
NPI 1518137520 · Specialist · Phoenix, AZ
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Physician Group of Arizona Inc is a Specialist organization in Phoenix, AZ (NPI 1518137520).
Provider details
- NPI number
- 1518137520
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Ashley Koch, Cfo(617) 562-7070
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
Other names (DBA / former)
- Doing business as
- Steward Medical Group of Arizona
Registry dates
- Enumerated
- 2008-03-05
- Last updated
- 2020-03-06
- Certified
- 2020-03-06
Frequently asked questions
- What is Physician Group of Arizona Inc's NPI number?
- Physician Group of Arizona Inc's National Provider Identifier (NPI) is 1518137520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Physician Group of Arizona Inc?
- Physician Group of Arizona Inc is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Physician Group of Arizona Inc located?
- Physician Group of Arizona Inc's practice location on file with NPPES is 4801 E Washington St, Phoenix, AZ 85034-2004.
- What is Physician Group of Arizona Inc's phone number?
- The practice phone number listed in the NPPES registry for Physician Group of Arizona Inc is (602) 507-4500.
- Does Physician Group of Arizona Inc accept Medicare?
- Physician Group of Arizona Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Physician Group of Arizona Inc?
- The authorized official listed on Physician Group of Arizona Inc's NPPES record is Ashley Koch, Cfo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Physician Group of Arizona Inc's NPI active?
- Yes — Physician Group of Arizona Inc's NPI (1518137520) is active in the NPPES registry as of the last update on 2020-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.