DEBORAH MAJCHEL KOSS (M.D.) – Endocrinology, Diabetes & Metabolism Physician, NPI 1659699072
Endocrinology, Diabetes & Metabolism Physician
Main info
Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
606 ENDOCRINOLOGY in FL
Provider Addresses for DEBORAH MAJCHEL KOSS (M.D.)
11715 RANGELAND PKWY
BRADENTON, FL 342119529
Phone: (941) 538-0077
Fax: (941) 538-0078
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 17 Open Payments records for all available years, with a total value of $561.
Total Amount is formed as General ($561) + Research ($0) + Ownership ($0) = $561.
Last reported payment date: 2024-12-26 • Largest payer in this snapshot: Tandem Diabetes Care, Inc. ($104).
Total Amount
$561
General + Research + Ownership
Payments
17
Total payment records
General Amount
$561
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Tandem Diabetes Care, Inc. | $104 |
| Radius Health, Inc. | $95 |
| Amgen Inc. | $88 |
| BETA BIONICS, INC. | $72 |
| Mannkind Corporation | $54 |
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: 2015-09-02
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 |
|---|---|---|---|---|
| I20150902002778 | 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 |
|---|---|---|---|---|
| J3111 | Injection, romosozumab-aqqg, 1 mg | 23,730 | 20 | $0 |
| J0897 | Injection, denosumab, 1 mg | 6,360 | 69 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 1,193 | 528 | $0 |
| 77080 | Dxa bone density measurement of hip, pelvis, spine | 814 | 814 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 636 | 343 | $0 |
Insurance plans in this area (ZIP 34211)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Interventional Radiology, Diagnostic Radiology | FL | |
| Diagnostic Radiology | FL | |
| Cardiovascular Disease (Cardiology) | FL | |
| - | FL | |
| - | FL | |
| N E U R O L O G Y | FL | |
| Internal Medicine, Hematology/Oncology | FL | |
| Internal Medicine | FL | |
| - | FL | |
| - | FL |
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