DR. DOUGLAS GREGORY ALLEN (PHD) – Clinical Neuropsychologist, NPI 1598950040
Clinical Neuropsychologist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,347 CLINICAL PSYCHOLOGIST in TX
Provider Addresses for DR. DOUGLAS GREGORY ALLEN (PHD)
711 W 38TH ST STE F2
AUSTIN, TX 787051133
Phone: (512) 637-5841
Fax: (512) 637-5997
Type: Mailing
Waterloo Ice House, 9600, Escarpment Boulevard, Escarpment Village, Austin, Travis County, Texas, 78749, United States
SUITE #745-188
AUSTIN, TX 787491982
Phone: (512) 466-9457
Fax: (512) 590-8727
Type: Mailing
Bee Caves Road, Austin, Travis County, Texas, 78703, United States
SUITE D-208
AUSTIN, TX 787465588
Phone: (512) 466-9457
Fax: (512) 590-8727
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
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Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2007-12-12
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20071212000276 | I | Clinical Psychologist | TX | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 96139 | Administration of psychological or neuropsychological test by technician, each additional 30 minutes | 1,567 | 214 | $0 |
| 96133 | Evaluation of neuropsychological test, each additional hour | 436 | 215 | $0 |
| 96132 | Evaluation of neuropsychological test, first hour | 418 | 222 | $0 |
| 96138 | Administration of psychological or neuropsychological test by technician, first 30 minutes | 226 | 213 | $0 |
| 96116 | Exam of neurobehavioral status, first hour | 213 | 208 | $0 |
Insurance plans in this area (ZIP 78705)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PSYCHOLOGIST, CLINICAL | TX | 96118 | Neuropsychological testing, interpretation, and report by psychologist or physician per hour | 267 | 47 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Clinical Psychologist | TX | |
| Clinical Psychologist | CA |
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