Barbara M Maxwell, PHD, PLC
NPI 1699954800 · Clinical Neuropsychologist · Phoenix, AZ
Barbara M Maxwell, PHD, PLC is a Clinical Neuropsychologist organization in Phoenix, AZ (NPI 1699954800).
Provider details
- NPI number
- 1699954800
- Entity type
- Organization
- Primary specialty
- Clinical NeuropsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Barbara Maxwell, Owner(602) 262-2222
Specialties & taxonomies
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
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
Registry dates
- Enumerated
- 2007-10-24
- Last updated
- 2015-12-31
Frequently asked questions
- What is Barbara M Maxwell, PHD, PLC's NPI number?
- Barbara M Maxwell, PHD, PLC's National Provider Identifier (NPI) is 1699954800, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Barbara M Maxwell, PHD, PLC?
- Barbara M Maxwell, PHD, PLC is classified in the NPPES registry as Clinical Neuropsychologist (Behavioral Health & Social Service Providers).
- Where is Barbara M Maxwell, PHD, PLC located?
- Barbara M Maxwell, PHD, PLC's practice location on file with NPPES is 11001 N 7th St, Phoenix, AZ 85020-1142.
- What is Barbara M Maxwell, PHD, PLC's phone number?
- The practice phone number listed in the NPPES registry for Barbara M Maxwell, PHD, PLC is (602) 262-2222.
- Who is the authorized official for Barbara M Maxwell, PHD, PLC?
- The authorized official listed on Barbara M Maxwell, PHD, PLC's NPPES record is Barbara Maxwell, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Barbara M Maxwell, PHD, PLC's NPI active?
- Yes — Barbara M Maxwell, PHD, PLC's NPI (1699954800) is active in the NPPES registry as of the last update on 2015-12-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.