Active NPI
John A Maddoux, PHD
- Psychologist
- San Antonio, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychologist
- License
- 37699
- Practice address
- 4100 E Piedras Dr Ste 165
San Antonio, TX 78228-2502 - Phone
- (210) 705-5060
- NPI assigned
- Dec 7, 2017
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Psychologist | 103T00000X | 2017042123 | MO | |
| Psychologist | 103T00000X | 37699 | TX | Primary |
Addresses
Primary practice location
4100 E Piedras Dr Ste 165
San Antonio, TX 78228-2502
Mailing address
7901 Metropolis Dr
Austin, TX 78744-3111
Phone (512) 739-7332
Other practice location 1
6076 W Poly Webb Rd # 6043
Arlington, TX 76016
Phone (817) 533-0825
Other practice location 2
7901 Metropolis Dr
Austin, TX 78744-3111
Phone (512) 823-4000
Other practice location 3
2833 Babcock Rd Ste 435
San Antonio, TX 78229-4850
Phone (210) 705-5060
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TX
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: No
- Power mobility devices: No
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Clinical Psychologist
- Education
- Other, 2016
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
4100 E Piedras Dr
Suite 165
San Antonio, TX 78228-2502
Phone (210) 910-6653
6043 W Interstate 20
Arlington, TX 76017-1042
Phone (817) 533-0825
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Philosophy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 2017042123 | MO | MD | Psychologist |
| 37699 | TX | MD | Dentist Anesthesiologist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| R a Alvarado Medical PLLC | Current | Accepting new patients | |
| Center for Psychological Services, PLLC | Psychologist | Current | Accepting new patients |
| Center for Psychological Services, PLLC | Current | Accepting new patients |
Locations
6043 W Interstate 20
Arlington, TX 76017
Phone (817) 533-0825
1307 8th Ave
Ste 310
Ft Worth, TX 76104
Phone (817) 533-0825
4100 E Piedras Dr
Ste 165
San Antonio, TX 78228
Phone (210) 910-6653
5804 Babcock Rd
San Antonio, TX 78240
Phone (210) 286-2703
Organizations & group practices 3
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
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NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1512604800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1742256000000",
"number": "1386159705",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "7901 METROPOLIS DR",
"city": "AUSTIN",
"state": "TX",
"postal_code": "787443111",
"telephone_number": "512-739-7332"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4100 E PIEDRAS DR STE 165",
"city": "SAN ANTONIO",
"state": "TX",
"postal_code": "782282502",
"telephone_number": "210-705-5060"
}
],
"practiceLocations": [
{
"address_1": "6076 W Poly Webb Rd # 6043",
"address_purpose": "LOCATION",
"city": "Arlington",
"state": "TX",
"postal_code": "76016",
"country_code": "US",
"telephone_number": "817-533-0825",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "7901 Metropolis Dr",
"address_purpose": "LOCATION",
"city": "Austin",
"state": "TX",
"postal_code": "787443111",
"country_code": "US",
"telephone_number": "512-823-4000",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "2833 Babcock Rd Ste 435",
"address_purpose": "LOCATION",
"city": "San Antonio",
"state": "TX",
"postal_code": "782294850",
"country_code": "US",
"telephone_number": "210-705-5060",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MADDOUX",
"first_name": "JOHN",
"middle_name": "A",
"name_prefix": "Dr.",
"credential": "PHD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2017-12-07",
"last_updated": "2025-03-18",
"certification_date": "2025-03-18",
"status": "A"
},
"taxonomies": [
{
"code": "103T00000X",
"taxonomy_group": "",
"desc": "Psychologist",
"state": "MO",
"license": "2017042123",
"primary": false
},
{
"code": "103T00000X",
"taxonomy_group": "",
"desc": "Psychologist",
"state": "TX",
"license": "37699",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in San Antonio, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 18, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.