OrganizationActive
John a Maddoux PHD PLLC
NPI 1497447304 · Psychologist · Austin, TX
John a Maddoux PHD PLLC is a Psychologist organization in Austin, TX (NPI 1497447304).
Provider details
- NPI number
- 1497447304
- Entity type
- Organization
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- John Maddoux, Managing Member(469) 556-6186
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(58/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
5900 Balcones Dr Ste 13055
Austin, TX 78731-4257
Phone: (469) 556-6186
Street-level locationGet directions
Mailing address
5900 Balcones Dr Ste 13055
Austin, TX 78731-4257
Registry dates
- Enumerated
- 2023-05-22
- Last updated
- 2023-05-22
- Certified
- 2023-05-22
Frequently asked questions
- What is John a Maddoux PHD PLLC's NPI number?
- John a Maddoux PHD PLLC's National Provider Identifier (NPI) is 1497447304, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John a Maddoux PHD PLLC?
- John a Maddoux PHD PLLC is classified in the NPPES registry as Psychologist (Behavioral Health & Social Service Providers).
- Where is John a Maddoux PHD PLLC located?
- John a Maddoux PHD PLLC's practice location on file with NPPES is 5900 Balcones Dr Ste 13055, Austin, TX 78731-4257.
- What is John a Maddoux PHD PLLC's phone number?
- The practice phone number listed in the NPPES registry for John a Maddoux PHD PLLC is (469) 556-6186.
- Who is the authorized official for John a Maddoux PHD PLLC?
- The authorized official listed on John a Maddoux PHD PLLC's NPPES record is John Maddoux, Managing Member. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John a Maddoux PHD PLLC's NPI active?
- Yes — John a Maddoux PHD PLLC's NPI (1497447304) is active in the NPPES registry as of the last update on 2023-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.