Maxwell Group
NPI 1912188384 · Internal Medicine Physician · Sun City, AZ
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maxwell Group is a Internal Medicine Physician organization in Sun City, AZ (NPI 1912188384).
Provider details
- NPI number
- 1912188384
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Thomas Maxwell, Managing Partner(623) 933-8289
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
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
- The Maxwell Group LLP
Registry dates
- Enumerated
- 2007-11-14
- Last updated
- 2018-06-16
Frequently asked questions
- What is Maxwell Group's NPI number?
- Maxwell Group's National Provider Identifier (NPI) is 1912188384, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Maxwell Group?
- Maxwell Group is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Maxwell Group located?
- Maxwell Group's practice location on file with NPPES is 14678 N Del Webb Blvd, Sun City, AZ 85351-2137.
- What is Maxwell Group's phone number?
- The practice phone number listed in the NPPES registry for Maxwell Group is (623) 933-8289.
- Does Maxwell Group accept Medicare?
- Maxwell Group 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 Maxwell Group?
- The authorized official listed on Maxwell Group's NPPES record is Thomas Maxwell, Managing Partner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Maxwell Group's NPI active?
- Yes — Maxwell Group's NPI (1912188384) is active in the NPPES registry as of the last update on 2018-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.