WALTER JOHN MURRELL (M.D.) – Ophthalmology Physician, NPI 1598734634
Ophthalmology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,544 OPHTHALMOLOGY in TX
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Provider Addresses for WALTER JOHN MURRELL (M.D.)
Southwest Retina Specialists, 7411, Wallace Boulevard, Amarillo, Potter County, Texas, 79106, United States
AMARILLO, TX 791061835
Phone: (806) 351-1177
Fax: (806) 355-1284
Type: Location
PO BOX 50720
AMARILLO, TX 791590720
Phone: (806) 467-0459
Fax: (806) 355-1284
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 35 Open Payments records for all available years, with a total value of $1,233.
Total Amount is formed as General ($1,233) + Research ($0) + Ownership ($0) = $1,233.
Last reported payment date: 2024-11-19 • Largest payer in this snapshot: Alcon Vision LLC ($499).
Total Amount
$1,233
General + Research + Ownership
Payments
35
Total payment records
General Amount
$1,233
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Alcon Vision LLC | $499 |
| Horizon Therapeutics plc | $295 |
| ABBVIE INC. | $86 |
| RxSight Inc | $84 |
| Amgen Inc. | $73 |
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: 2010-06-19
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 |
|---|---|---|---|---|
| I20100619000181 | I | Ophthalmology | 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 |
|---|---|---|---|---|
| J0585 | Injection, onabotulinumtoxina, 1 unit | 2,230 | 15 | $0 |
| 83861 | Microfluid analysis of tears | 851 | 292 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 845 | 489 | $0 |
| 92285 | Photography of content of eyes | 701 | 484 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 413 | 370 | $0 |
Insurance plans in this area (ZIP 79106)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OPHTHALMOLOGY | TX | 92012 | Eye and medical examination for diagnosis and treatment, established patient | 1183 | 747 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| O P H T H A L M O L O G Y | TX | |
| - | TX | |
| O P H T H A L M O L O G Y | TX | |
| O P H T H A L M O L O G Y | TX | |
| O P H T H A L M O L O G Y | TX | |
| O P H T H A L M O L O G Y | TX | |
| - | TX | |
| - | TX | |
| - | TX | |
| - | TX |
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