ALEXANDER WILLIAMS (M.D.) – Endocrinology, Diabetes & Metabolism Physician, NPI 1073977310
Endocrinology, Diabetes & Metabolism Physician
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Profile Insights
NPPES metrics only — not quality of care.
244 ENDOCRINOLOGY in VA
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Provider Addresses for ALEXANDER WILLIAMS (M.D.)
15554 MEACHAM CIR
PORT CHARLOTTE, FL 339813394
Phone: (941) 416-8010
Type: Mailing
Belleview Avenue, Roanoke, Westport, Kansas City, Jackson County, Missouri, 64111, United States
CARILION CLINIC ROANOKE MEMORIAL HOSPITAL
ROANOKE, VA 24014
Phone: (540) 981-7000
Type: Location
2995 DREW ST
CLEARWATER, FL 337593012
Phone: (727) 315-7496
Type: Mailing
430 MORTON PLANT ST STE 400
CLEARWATER, FL 337563394
Phone: (727) 461-8300
Fax: (813) 635-2187
Type: Location
1000 36TH ST
VERO BEACH, FL 329604862
Phone: (772) 567-4311
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 187 Open Payments records for all available years, with a total value of $7,971.
Total Amount is formed as General ($7,971) + Research ($0) + Ownership ($0) = $7,971.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Alexion Pharmaceuticals, Inc. ($3,650).
Total Amount
$7,971
General + Research + Ownership
Payments
187
Total payment records
General Amount
$7,971
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Alexion Pharmaceuticals, Inc. | $3,650 |
| Kyowa Kirin, Inc. | $587 |
| Lilly USA, LLC | $433 |
| Amgen Inc. | $376 |
| BETA BIONICS, INC. | $276 |
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: 2021-08-09
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 |
|---|---|---|---|---|
| I20210809002527 | I | Endocrinology | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 479 | 363 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 147 | 147 | $0 |
| 95251 | Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 121 | 86 | $0 |
| 82962 | Blood glucose (sugar) test performed by hand-held instrument | 35 | 29 | $0 |
| 83037 | Hemoglobin a1c level, by device for home use | 12 | 12 | $0 |
Insurance plans in this area (ZIP 33981)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | FL | |
| - | FL | |
| Certified Registered Nurse Anesthetist (Crna) | MI | |
| Internal Medicine | FL | |
| Family Practice | FL | |
| Family Practice | FL | |
| Nurse Practitioner | FL | |
| - | FL | |
| - | FL | |
| - | GA |
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