SHERRILL A FOX (M.D.) – Family Medicine Physician, NPI 1124034566
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
328 FAMILY PRACTICE in WY
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Provider Addresses for SHERRILL A FOX (M.D.)
6500, East 2nd Street, Casper, Natrona County, Wyoming, 82609, United States
SUITE 200
CASPER, WY 826094338
Phone: (307) 577-5100
Fax: (307) 234-1201
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 46 Open Payments records for all available years, with a total value of $1,061.
Total Amount is formed as General ($1,061) + Research ($0) + Ownership ($0) = $1,061.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($224).
Total Amount
$1,061
General + Research + Ownership
Payments
46
Total payment records
General Amount
$1,061
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $224 |
| ABBVIE INC. | $146 |
| Amgen Inc. | $130 |
| Novo Nordisk Inc | $114 |
| Lilly USA, LLC | $66 |
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: 2006-09-13
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 |
|---|---|---|---|---|
| I20060913000619 | I | Family Practice | WY | 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 | 315 | 189 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 218 | 218 | $0 |
| 83036 | Hemoglobin a1c level | 185 | 84 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 133 | 93 | $0 |
| 96372 | Injection of drug or substance under skin or into muscle | 87 | 27 | $0 |
Insurance plans in this area (ZIP 82609)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| FAMILY MEDICINE | WY | 90670 | Pneumococcal vaccine for injection into muscle | 49 | 49 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | FL | |
| Nurse Practitioner | WY | |
| Physician Assistant | WY | |
| O B S T E T R I C S/ G Y N E C O L O G Y | NH | |
| Nurse Practitioner | WY | |
| Family Practice | TX | |
| Physician Assistant | WY | |
| Physician Assistant | WY | |
| Physician Assistant | IA | |
| Nurse Practitioner | WY |
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