JUAN C GUARDERAS (MD) – Allergy & Immunology Physician, NPI 1902893290
Allergy & Immunology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
274 ALLERGY/IMMUNOLOGY in FL
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Provider Addresses for JUAN C GUARDERAS (MD)
Mayo Clinic Emergency Room, 4500, San Pablo Road South, Isle of Palms South, Jacksonville, Duval County, Florida, 32224, United States
JACKSONVILLE, FL 322241865
Phone: (904) 953-2000
Type: Mailing
3334 GREYSTONE WAY
VALDOSTA, GA 316051096
Phone: (229) 247-1667
Fax: (229) 245-7661
Type: Location
PO BOX 3068
VALDOSTA, GA 316043068
Phone: (229) 247-1667
Fax: (229) 245-7661
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 79 Open Payments records for all available years, with a total value of $1,925.
Total Amount is formed as General ($1,925) + Research ($0) + Ownership ($0) = $1,925.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: Regeneron Healthcare Solutions, Inc. ($620).
Total Amount
$1,925
General + Research + Ownership
Payments
79
Total payment records
General Amount
$1,925
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 |
|---|---|
| Regeneron Healthcare Solutions, Inc. | $620 |
| GlaxoSmithKline, LLC. | $612 |
| JAZZ PHARMACEUTICALS INC. | $148 |
| GENZYME CORPORATION | $144 |
| CSL Behring | $71 |
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: 2020-11-04
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 |
|---|---|---|---|---|
| I20100324000562 | I | Allergy/Immunology | FL | TBD |
| I20201104000318 | I | Allergy/Immunology | GA | 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 |
|---|---|---|---|---|
| 95004 | Test for allergy using allergenic extract | 1,213 | 27 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 73 | 42 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 28 | 28 | $0 |
Insurance plans in this area (ZIP 32224)
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