MAHROUS ABO-HASSAN (MD) – Pulmonary Disease Physician, NPI 1114335023
Pulmonary Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
850 PULMONARY DISEASE in OH
Provider Addresses for MAHROUS ABO-HASSAN (MD)
1550 N SHOCKLEY LOOP
CRYSTAL RIVER, FL 344297816
Phone: (352) 795-1999
Fax: (352) 795-2269
Type: Mailing
700 ACKERMAN RD STE 570
COLUMBUS, OH 432021579
Phone: (614) 293-7499
Type: Mailing
410 W 10TH AVE
COLUMBUS, OH 432101240
Phone: (614) 293-7499
Fax: (614) 366-2360
Type: Location
1550 N Shockley Lp
Crystal River, FL 34429
Phone: (352) 795-1999
Fax: (352) 795-2269
Type: Location
1550 N SHOCKLEY LP
CRYSTAL RIVER, FL 34429
Phone: (352) 795-1999
Fax: (352) 795-2269
Type: Location
5616 W NORVELL BRYANT HWY
CRYSTAL RIVER, FL 344297572
Phone: (352) 795-1999
Fax: (352) 795-2269
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 13 Open Payments records for all available years, with a total value of $1,376.
Total Amount is formed as General ($1,376) + Research ($0) + Ownership ($0) = $1,376.
Last reported payment date: 2024-06-20 • Largest payer in this snapshot: Olympus Corporation of the Americas ($989).
Total Amount
$1,376
General + Research + Ownership
Payments
13
Total payment records
General Amount
$1,376
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-20
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: 2025-09-17
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 |
|---|---|---|---|---|
| I20250917004417 | I | Pulmonary Disease | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 34429)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Pulmonary Disease, Internal Medicine, Critical Care (Intensivists) | FL | |
| Pulmonary Disease, Critical Care (Intensivists), Internal Medicine, Sleep Medicine | FL | |
| Internal Medicine, Critical Care (Intensivists), Pulmonary Disease | FL | |
| - | FL | |
| Internal Medicine, Critical Care (Intensivists), Pulmonary Disease | FL |
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