DR. ROBERT OWEN BRENNAN (MD) – Infectious Disease Physician, NPI 1659355170
Infectious Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
250 INFECTIOUS DISEASE in VA
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Provider Addresses for DR. ROBERT OWEN BRENNAN (MD)
PO BOX 11889
LYNCHBURG, VA 245061889
Phone: (434) 947-3944
Fax: (434) 544-2316
Type: Mailing
2215 LANDOVER PL
LYNCHBURG, VA 245012115
Phone: (434) 947-3900
Fax: (434) 455-5531
Type: Mailing
Medical Associates, 2215, Landover Place, Lynchburg, Lynchburg (city), Virginia, 24501, United States
LYNCHBURG, VA 245012115
Phone: (434) 947-3900
Fax: (434) 455-5531
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.
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: 2004-09-30
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 |
|---|---|---|---|---|
| I20040930000362 | I | Infectious Disease | 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 |
|---|---|---|---|---|
| J0485 | Injection, belatacept, 1 mg | 240,048 | 50 | $0 |
| J0897 | Injection, denosumab, 1 mg | 115,560 | 1,121 | $0 |
| J3380 | Injection, vedolizumab, 1 mg | 115,200 | 68 | $0 |
| J0717 | Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | 89,600 | 18 | $0 |
| J3262 | Injection, tocilizumab, 1 mg | 77,105 | 19 | $0 |
Insurance plans in this area (ZIP 24506)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INFECTIOUS DISEASE | VA | 85610 | Blood test, clotting time | 32 | 27 |
| INFECTIOUS DISEASE | VA | 96367 | Infusion into a vein for therapy prevention or diagnosis additional sequential infusion up to 1 hour | 60 | 21 |
| INFECTIOUS DISEASE | VA | 96415 | Infusion of chemotherapy into a vein | 575 | 106 |
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