GUILLERMO E CALDERON (MD) – Obstetrics & Gynecology Physician, NPI 1669478939
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,538 OBSTETRICS/GYNECOLOGY in FL
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Provider Addresses for GUILLERMO E CALDERON (MD)
6700, Crosswinds Drive North, Saint Petersburg, Pinellas County, Florida, 33710, United States
STE 200A
ST PETERSBURG, FL 337105473
Phone: (727) 344-4651
Fax: (727) 347-6224
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 30 Open Payments records for all available years, with a total value of $685.
Total Amount is formed as General ($685) + Research ($0) + Ownership ($0) = $685.
Last reported payment date: 2024-10-24 • Largest payer in this snapshot: Astellas Pharma US Inc ($282).
Total Amount
$685
General + Research + Ownership
Payments
30
Total payment records
General Amount
$685
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
2
Ownership records
Last Payment Date
2024-10-24
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2011-08-22
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 |
|---|---|---|---|---|
| I20110822000418 | I | Obstetrics/Gynecology | 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 |
|---|---|---|---|---|
| G0101 | Cervical or vaginal cancer screening; pelvic and clinical breast examination | 21 | 21 | $0 |
Insurance plans in this area (ZIP 33710)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | FL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| - | FL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| - | FL | |
| - | FL | |
| - | CO | |
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | FL |
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