DR. CHRISTOPHER G HAMANN (MD) – Emergency Medicine Physician, NPI 1508840265
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DR. CHRISTOPHER G HAMANN (MD)
Physicians Regional Medical Center - Pine Ridge, 6101, Pine Ridge Road, Naples, Collier County, Florida, 34119, United States
NAPLES, FL 341193900
Phone: (239) 348-9303
Type: Location
PO BOX 848817
PEMBROKE PINES, FL 330840817
Phone: (800) 224-0859
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2024-07-31
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20231011002474 | I | Emergency Medicine | AZ | TBD |
| I20231011003087 | I | Emergency Medicine | CA | TBD |
| I20240731003415 | I | Emergency Medicine | LA | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 14 | 14 | $0 |
Insurance plans in this area (ZIP 34119)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | FL | |
| - | TN | |
| - | FL | |
| - | WA | |
| Emergency Medicine | NY | |
| Emergency Medicine | FL | |
| - | FL | |
| - | FL | |
| Emergency Medicine | VA | |
| Emergency Medicine | IL |
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