MR. WALTER R HOLLOWAY (M.D.) – Urology Physician, NPI 1336247899
Urology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for MR. WALTER R HOLLOWAY (M.D.)
181 N KENTUCKY ST STE 200
WEST PLAINS, MO 657752089
Phone: (417) 255-8337
Fax: (417) 255-2720
Mailing address matches the actual address.
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: 2010-08-26
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 |
|---|---|---|---|---|
| I20100826000663 | I | Urology | MO | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 342 | 307 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 67 | 60 | $0 |
| 52000 | Diagnostic exam of bladder and urethra using an endoscope | 48 | 43 | $0 |
| 51741 | Electronic assessment of bladder emptying | 48 | 45 | $0 |
| 51798 | Ultrasound measurement of bladder capacity after voiding | 28 | 27 | $0 |
Insurance plans in this area (ZIP 65775)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| UROLOGY | MO | 51798 | Ultrasound measurement of bladder capacity after voiding | 454 | 351 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MO | |
| Nurse Practitioner | MO | |
| Family Practice | MO | |
| Physician Assistant | OK | |
| - | IL | |
| Internal Medicine, Rheumatology | MO | |
| A N E S T H E S I O L O G Y | MO | |
| - | MO | |
| - | IL | |
| Nurse Practitioner | AR |
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