DR. VIVIAN H. MAO (M.D.) – Otolaryngology Physician, NPI 1548264377
Otolaryngology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
309 OTOLARYNGOLOGY in VA
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Provider Addresses for DR. VIVIAN H. MAO (M.D.)
3638, Winding Way Road Southwest, Jefferson Park, Roanoke, Salem (city), Virginia, 24015, United States
ROANOKE, VA 240154529
Phone: (540) 343-9534
Type: Mailing
102, Highland Avenue Southeast, Cedar Bluff, Roanoke, Roanoke (city), Virginia, 24013, United States
STE 104
ROANOKE, VA 240132255
Phone: (540) 343-4423
Fax: (540) 343-0495
Type: Location
213 S JEFFERSON ST STE 1006
ROANOKE, VA 240111713
Phone: (540) 224-5715
Fax: (540) 224-5684
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: 2007-06-01
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 |
|---|---|---|---|---|
| I20070601000491 | I | Otolaryngology | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 51 | 42 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 39 | 39 | $0 |
| 31231 | Diagnostic exam of nasal passages using an endoscope | 28 | 23 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 25 | 25 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 19 | 19 | $0 |
Insurance plans in this area (ZIP 24015)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | VA | |
| Nurse Practitioner | VA | |
| Cardiovascular Disease (Cardiology) | VA | |
| G A S T R O E N T E R O L O G Y | NY | |
| - | MI | |
| - | VA | |
| - | VA | |
| - | VA | |
| General Surgery | VA | |
| - | VA |
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