DR. KAREN E ZAGAR (M.D.) – Rheumatology Physician, NPI 1902889587
Rheumatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
449 RHEUMATOLOGY in FL
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Provider Addresses for DR. KAREN E ZAGAR (M.D.)
U.S. Highway 19 North & Colonial Boulevard, US Highway 19, The Village of Lake Tarpon, Lake Shore Estates, Palm Harbor, Pinellas County, Florida, 34684, United States
SUITE 2
PALM HARBOR, FL 346843176
Phone: (727) 789-2784
Fax: (727) 785-3537
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 329 Open Payments records for all available years, with a total value of $7,664.
Total Amount is formed as General ($7,664) + Research ($0) + Ownership ($0) = $7,664.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: Amgen Inc. ($1,554).
Total Amount
$7,664
General + Research + Ownership
Payments
329
Total payment records
General Amount
$7,664
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Amgen Inc. | $1,554 |
| ABBVIE INC. | $1,275 |
| Mallinckrodt Hospital Products Inc. | $526 |
| GlaxoSmithKline, LLC. | $455 |
| Janssen Biotech, Inc. | $294 |
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: 2005-06-22
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 |
|---|---|---|---|---|
| I20050622000220 | I | Rheumatology | 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 |
|---|---|---|---|---|
| J0717 | Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | 59,200 | 19 | $0 |
| J3111 | Injection, romosozumab-aqqg, 1 mg | 26,250 | 22 | $0 |
| J0897 | Injection, denosumab, 1 mg | 14,640 | 142 | $0 |
| J0129 | Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | 11,125 | 15 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 817 | 377 | $0 |
Insurance plans in this area (ZIP 34684)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| RHEUMATOLOGY | FL | 20610 | Aspiration and/or injection of large joint or joint capsule | 73 | 44 |
| RHEUMATOLOGY | FL | 73110 | X-ray of wrist, minimum of 3 views | 118 | 61 |
| RHEUMATOLOGY | FL | 73630 | X-ray of foot, minimum of 3 views | 91 | 47 |
| RHEUMATOLOGY | FL | 97001 | Physical therapy evaluation | 39 | 39 |
| RHEUMATOLOGY | FL | 97110 | Therapeutic exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes | 38 | 13 |
| RHEUMATOLOGY | FL | 97140 | Manual (physical) therapy techniques to 1 or more regions, each 15 minutes | 424 | 37 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| R H E U M A T O L O G Y | FL | |
| Internal Medicine | FL | |
| R H E U M A T O L O G Y | FL | |
| Endocrinology, Internal Medicine | FL |
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