Barbara Maxwell, PHD
NPI 1528109139 · Health Service Psychologist · Phoenix, AZ
Barbara Maxwell, PHD is a Health Service Psychologist provider in Phoenix, AZ (NPI 1528109139).
Provider details
- NPI number
- 1528109139
- Entity type
- Individual
- Primary specialty
- Health Service PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 3540 (AZ)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2007-02-08
- Last updated
- 2015-05-19
Frequently asked questions
- What is Barbara Maxwell's NPI number?
- Barbara Maxwell's National Provider Identifier (NPI) is 1528109139, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Maxwell's specialty?
- Barbara Maxwell is listed in the NPPES registry with a primary specialty of Health Service Psychologist (Behavioral Health & Social Service Providers).
- Where is Barbara Maxwell located?
- Barbara Maxwell's practice location on file with NPPES is 11001 N 7th St Apt 1183, Phoenix, AZ 85020-1142.
- What is Barbara Maxwell's phone number?
- The practice phone number listed in the NPPES registry for Barbara Maxwell is (480) 246-7332.
- Is Barbara Maxwell's NPI active?
- Yes — Barbara Maxwell's NPI (1528109139) is active in the NPPES registry as of the last update on 2015-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.