THOMAS E MERRIMAN (MD) – Interventional Pain Medicine Physician, NPI 1134179054
Interventional Pain Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,592 ANESTHESIOLOGY in TX
Provider Addresses for THOMAS E MERRIMAN (MD)
101 W LOUIS HENNA BLVD STE 300
AUSTIN, TX 787281203
Phone: (806) 350-7918
Fax: (806) 418-8982
Type: Mailing
2000 S MAYS ST STE 201
ROUND ROCK, TX 786647580
Phone: (512) 244-4272
Fax: (806) 353-4551
Type: Mailing
1901 MEDI PARK DR STE 2
AMARILLO, TX 791062105
Phone: (806) 350-7918
Type: Location
Medi Park Drive, Amarillo, Potter County, Texas, 79105, United States
AMARILLO, TX 791062108
Phone: (806) 353-4699
Fax: (806) 353-4551
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 77 Open Payments records for all available years, with a total value of $2,470.
Total Amount is formed as General ($2,470) + Research ($0) + Ownership ($0) = $2,470.
Last reported payment date: 2024-12-27 • Largest payer in this snapshot: Abbott Laboratories ($1,443).
Total Amount
$2,470
General + Research + Ownership
Payments
77
Total payment records
General Amount
$2,470
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-27
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Abbott Laboratories | $1,443 |
| Medtronic, Inc. | $881 |
| SPR Therapeutics, Inc | $63 |
| ABBVIE INC. | $50 |
| Collegium Pharmaceutical, Inc. | $33 |
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: 2004-06-09
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 |
|---|---|---|---|---|
| I20040609000147 | I | Anesthesiology | 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 |
|---|---|---|---|---|
| 80307 | Testing for presence of drug, by chemistry analyzers | 1,923 | 632 | $0 |
| G0482 | Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms | 1,441 | 444 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 883 | 422 | $0 |
| G0483 | Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms | 437 | 293 | $0 |
| 96127 | Assessment of emotional or behavioral problems | 433 | 355 | $0 |
Insurance plans in this area (ZIP 78728)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | TX | |
| - | TX | |
| Interventional Pain Management, Anesthesiology | TX | |
| Nurse Practitioner | TX | |
| Physician Assistant | TX | |
| - | TX | |
| Nurse Practitioner | TX | |
| - | TX | |
| N E U R O S U R G E R Y | LA | |
| Nurse Practitioner | TX |
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