GLENDA F. DENHERDER (APRN) – Psychiatric/Mental Health Nurse Practitioner, NPI 1477596450
Psychiatric/Mental Health Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for GLENDA F. DENHERDER (APRN)
600, 4th Street, Little Sioux, Harrison County, Iowa, 51545, United States
SUITE 501
SIOUX CITY, IA 511011750
Phone: (712) 234-0220
Fax: (712) 234-0225
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)
CMS reports 120 Open Payments records for all available years, with a total value of $2,143.
Total Amount is formed as General ($2,143) + Research ($0) + Ownership ($0) = $2,143.
Last reported payment date: 2024-09-07 • Largest payer in this snapshot: Alkermes, Inc. ($237).
Total Amount
$2,143
General + Research + Ownership
Payments
120
Total payment records
General Amount
$2,143
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-07
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Alkermes, Inc. | $237 |
| ITI, Inc. | $217 |
| ABBVIE INC. | $186 |
| Teva Pharmaceuticals USA, Inc. | $175 |
| Otsuka America Pharmaceutical, Inc. | $164 |
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: 2009-09-17
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 |
|---|---|---|---|---|
| I20090917000719 | I | Nurse Practitioner | IA | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 276 | 69 | $0 |
| 90833 | Psychotherapy with evaluation and management visit, 30 minutes | 191 | 61 | $0 |
| 90836 | Psychotherapy with evaluation and management visit, 45 minutes | 53 | 15 | $0 |
Insurance plans in this area (ZIP 51101)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| NURSE PRACTITIONER | IA | 90833 | Psychotherapy, 30 minutes with patient and/or family member | 166 | 53 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | NE | |
| - | IA | |
| Nurse Practitioner | IA | |
| Clinical Social Worker | IA | |
| - | TX | |
| Nurse Practitioner | IA | |
| - | IA | |
| P S Y C H I A T R Y | IA | |
| Clinical Social Worker | IA |
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