MR. ATHAN ROUMANAS (MD) – Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, NPI 1477525376
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
16 CARDIAC SURGERY in NV
Provider Addresses for MR. ATHAN ROUMANAS (MD)
75 Pringle Way Ste 510
Reno, NV 895021469
Phone: (775) 786-4200
Fax: (775) 786-0508
Type: Location
850, Harvard Way, Reno, Washoe County, Nevada, 89502, United States
RENO, NV 895022055
Phone: (775) 982-5262
Fax: (775) 982-5496
Type: Mailing
Mellow Fellow, 300, East 2nd Street, Reno, Washoe County, Nevada, 89501, United States
RENO, NV 89502
Phone: (775) 982-5000
Fax: (775) 982-3900
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 33 Open Payments records for all available years, with a total value of $1,006.
Total Amount is formed as General ($1,006) + Research ($0) + Ownership ($0) = $1,006.
Last reported payment date: 2024-12-24 • Largest payer in this snapshot: Abbott Laboratories ($694).
Total Amount
$1,006
General + Research + Ownership
Payments
33
Total payment records
General Amount
$1,006
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-24
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Abbott Laboratories | $694 |
| Edwards Lifesciences Corporation | $312 |
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: 2006-03-10
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 |
|---|---|---|---|---|
| I20060310000510 | I | Cardiac Surgery | NV | 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 |
|---|---|---|---|---|
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 67 | 67 | $0 |
| 33361 | Replacement of aortic valve through the skin and femoral artery | 46 | 46 | $0 |
| 33418 | Repair of mitral valve through the skin, initial prosthesis | 22 | 22 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 22 | 22 | $0 |
| 33533 | Coronary artery bypass using artery graft, 1 graft | 11 | 11 | $0 |
Insurance plans in this area (ZIP 89502)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIAC SURGERY | NV | 33405 | Replacement of left lower heart chamber valve using artificial valve on heart-lung machine | 33 | 33 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | NV | |
| - | NV | |
| Physician Assistant | NV | |
| - | NV | |
| - | NV | |
| Thoracic Surgery, Vascular Surgery | PA | |
| - | NV | |
| - | NV | |
| U R O L O G Y | FL | |
| - | NV |
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