DR. WILLIAM STEWART HORSLEY (M.D.) – Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, NPI 1841341369
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
86 THORACIC SURGERY in AL
Provider Addresses for DR. WILLIAM STEWART HORSLEY (M.D.)
1004 1st St N Ste 270
Alabaster, AL 350078798
Phone: (205) 620-7523
Fax: (205) 620-8667
Type: Location
833 Princeton Ave SW Ste 200F
Birmingham, AL 352111321
Phone: (205) 785-3218
Fax: (205) 786-6227
Type: Location
2018 Brookwood Medical Ctr Dr Ste 215
Birmingham, AL 352096870
Phone: (205) 877-2627
Fax: (205) 802-6590
Type: Location
9981 S Healthpark Dr
Fort Myers, FL 339083618
Phone: (239) 343-6341
Fax: (239) 343-4242
Type: Location
965 RIDGE LAKE BLVD STE 315
MEMPHIS, TN 381209401
Phone:
Type: Mailing
Ridge Lake Boulevard, White Station, Memphis, Shelby County, Tennessee, 38120, United States
MEMPHIS, TN 381209446
Phone:
Type: Mailing
The Colonnades, 501, Marshall Street, Jackson, Hinds County, Mississippi, 39202, United States
SUITE 100
JACKSON, MS 39202
Phone: (601) 948-1416
Fax: (601) 353-9417
Type: Location
438 SAINT ANDREWS DR
JACKSON, MS 392112523
Phone:
Type: Mailing
255 BAPTIST BLVD STE 401
COLUMBUS, MS 397052006
Phone: (662) 244-2288
Fax: (662) 244-2289
Type: Location
NPPES updates history
- Provider•UpdatedMay 27, 2026
Fields: Last update date, Certification date
- Taxonomy•Added•Key: 208M00000XMay 27, 2026
Prescription Activity
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Open Payments (CMS)
CMS reports 43 Open Payments records for all available years, with a total value of $3,115.
Total Amount is formed as General ($3,115) + Research ($0) + Ownership ($0) = $3,115.
Last reported payment date: 2024-12-10 • Largest payer in this snapshot: ATRICURE, INC. ($1,143).
Total Amount
$3,115
General + Research + Ownership
Payments
43
Total payment records
General Amount
$3,115
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ATRICURE, INC. | $1,143 |
| W. L. Gore & Associates, Inc. | $792 |
| Medtronic, Inc. | $652 |
| Edwards Lifesciences Corporation | $194 |
| AngioDynamics, Inc. | $111 |
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: 2024-10-10
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20080829000515 | I | Cardiac Surgery | MS | TBD |
| I20241010002265 | I | Thoracic Surgery | FL | 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 |
|---|---|---|---|---|
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 46 | 46 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 32 | 32 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 20 | 20 | $0 |
| 33533 | Coronary artery bypass using artery graft, 1 graft | 20 | 20 | $0 |
| 35301 | Removal of blood clot and portion of chest, neck, or brain artery | 19 | 18 | $0 |
Insurance plans in this area (ZIP 35007)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Osteopathic Manipulative Medicine | NY | |
| H E M A T O L O G Y/ O N C O L O G Y | TN | |
| Family Practice | MS | |
| Nurse Practitioner | GA | |
| Family Practice | GA | |
| Nurse Practitioner | MS | |
| Internal Medicine | AR | |
| Internal Medicine | GA | |
| Nurse Practitioner | TN | |
| Internal Medicine | TN |
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