SHARON K FEY (PA C) – Nephrology Physician, NPI 1043265176
Nephrology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,649 PHYSICIAN ASSISTANT in IA
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Provider Addresses for SHARON K FEY (PA C)
PO BOX 1444
SIOUX CITY, IA 51102
Phone: (712) 255-7746
Fax: (712) 255-0829
Type: Mailing
700, 4th Street, Sioux City, Woodbury County, Iowa, 51101, United States
STE 410
SIOUX CITY, IA 51101
Phone: (712) 255-7746
Fax: (712) 255-0829
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 54 Open Payments records for all available years, with a total value of $924.
Total Amount is formed as General ($924) + Research ($0) + Ownership ($0) = $924.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Fresenius USA Marketing, Inc. ($336).
Total Amount
$924
General + Research + Ownership
Payments
54
Total payment records
General Amount
$924
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
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: 2007-03-28
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 |
|---|---|---|---|---|
| I20070328000329 | I | Physician Assistant | 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 |
|---|---|---|---|---|
| 90970 | Dialysis services, per day, less than full month service (20 years or older) | 580 | 34 | $0 |
| 90961 | Dialysis services, 2-3 physician visits per month (20 years or older) | 29 | 26 | $0 |
Insurance plans in this area (ZIP 51102)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PHYSICIAN ASSISTANT | IA | 90961 | Dialysis services (2-3 physician visits per month), patient 20 years of age and older | 105 | 72 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nephrology, Internal Medicine | IA | |
| Nurse Practitioner | IA | |
| Pediatric Medicine, Internal Medicine | IA | |
| N E P H R O L O G Y | SD | |
| Nurse Practitioner | SD | |
| N E P H R O L O G Y | NJ |
Reviews
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