DR. MAZIN F HADDADIN (M.D.) – Emergency Medicine Physician, NPI 1346285459
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DR. MAZIN F HADDADIN (M.D.)
437, Romine Court, Spring Hill, Hernando County, Florida, 34609, United States
SPRING HILL, FL 346099411
Phone: (352) 683-3821
Fax: (919) 425-0478
Type: Mailing
HCA Florida Citrus Hospital, 502, West Highland Boulevard, Inverness, Citrus County, Florida, 34452, United States
INVERNESS, FL 344524720
Phone: (919) 425-1565
Type: Location
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.
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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: 2018-01-03
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 |
|---|---|---|---|---|
| I20041101000439 | I | Internal Medicine | FL | TBD |
| I20180103001930 | I | Emergency Medicine | VA | 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 |
|---|---|---|---|---|
| 99285 | Emergency department visit with high level of medical decision making | 134 | 133 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 99 | 98 | $0 |
| 99283 | Emergency department visit with low level of medical decision making | 33 | 33 | $0 |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 18 | 17 | $0 |
Insurance plans in this area (ZIP 34609)
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Group practice members
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