DR. JOHN WILLIAMSON (M.D.) – Pain Medicine Physician, NPI 1922069186
Pain Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
755 PAIN MANAGEMENT in TX
Provider Addresses for DR. JOHN WILLIAMSON (M.D.)
1020 Riverwood Ct Ste 200
Conroe, TX 773042974
Phone: (936) 756-3444
Fax: (936) 756-3452
Type: Location
1901 Medi Park
Suite 2002
Amarillo, TX 791062110
Phone: (806) 353-4699
Fax: (806) 353-4551
Type: Location
133 MEDICAL PARK LN STE B
HUNTSVILLE, TX 773404979
Phone: (936) 730-8833
Fax: (936) 730-8866
Type: Location
Tap Truck Amarillo, 4400, South Washington Street, Southlawn North, Amarillo, Randall County, Texas, 79110, United States
AMARILLO, TX 791244716
Phone:
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 37 Open Payments records for all available years, with a total value of $790.
Total Amount is formed as General ($790) + Research ($0) + Ownership ($0) = $790.
Last reported payment date: 2024-12-23 • Largest payer in this snapshot: SI-BONE, INC. ($213).
Total Amount
$790
General + Research + Ownership
Payments
37
Total payment records
General Amount
$790
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-23
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2010-02-18
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 |
|---|---|---|---|---|
| I20100218000248 | I | Pain Management | 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 |
|---|---|---|---|---|
| J2704 | Injection, propofol, 10 mg | 1,593 | 94 | $0 |
| J3304 | Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg | 832 | 11 | $0 |
| Q9967 | Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 504 | 89 | $0 |
| G3002 | Chronic pain management and treatment, monthly bundle including, diagnosis; assessment and monitoring; administration of a validated pain rating scale or tool; the development, implementation, revision, and/or maintenance of a person-centered care plan tha | 453 | 170 | $0 |
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 408 | 58 | $0 |
Insurance plans in this area (ZIP 77304)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | TX | |
| Physician Assistant | TX | |
| - | TX |
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