Robert Owen Brennan, MD
Infectious Disease Physician · Lynchburg, VA
Robert Owen Brennan, MD is an infectious disease physician with a practice address in Lynchburg, Virginia, and NPI 1659355170, issued on Nov 30, 2005. Check the license (Virginia 0101036804, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Robert Owen Brennan
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- 0101036804 VA
Self-reported in NPPES; status is on the state search - Practice location
- 2215 Landover PL, Lynchburg, VA 24501
- Phone
- (434) 947-3900
- Enumerated
- Nov 30, 2005
- Record last updated
- Apr 24, 2025
- Fax
- (434) 455-5531
- Medicaid ID
- 6066798 VA
- Medicare enrollment
- Enrolled (PECOS I20040930000362); accepts Medicare assignment
- Medical or professional school
- University Of Virginia School Of Medicine, 1978
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 239 in Virginia → Look up another NPI →
Also registered at 2215 Landover PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Robert Owen Brennan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101036804Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
43% fewer Medicare Part D claims than the average infectious disease physician in 2024
394 Medicare Part D claims for 77 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 54% of claims.
Most prescribed
- Sodium Chloride51 claims
- Biktarvy49 claims
- Ceftriaxone32 claims
- Descovy28 claims
- Daptomycin21 claims
- Tivicay21 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Infectious Disease Associates OF Central Virginia LLCLynchburg, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert Owen Brennan among 239 infectious disease physician records in Virginia
Robert Owen Brennan, MD is one of 239 infectious disease physician records with a practice address in Virginia. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1978 · median 2002 among the 145 with a school on file
- Record last updated2025 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Virginia
There are 239 infectious disease physician records in Virginia.
All 239 in Virginia → Every provider in Lynchburg → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Kensley Nichols, M.D.Lynchburg, VA 245011407054745
- Sarah West, M.D.Lynchburg, VA 245011619196557
- James Ballou, MDLow Moor, VA 244571841294451
- Muddasar Chaudry, M.D.Salem, VA 241531396795936
- Stephanie Nagy-Agren, M.D.Salem, VA 241531366428898
- Kris Oursler, M.D.Salem, VA 241531528014149
- Eva Quiroz, M.D.Salem, VA 241531861426264
- Charles Schleupner, MDSalem, VA 241531023011962
Common questions
What is Robert Owen Brennan, MD's NPI number?
Robert Owen Brennan, MD's National Provider Identifier (NPI) is 1659355170, issued on Nov 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Robert Owen Brennan, MD located?
The NPPES record lists a practice address at 2215 Landover PL, Lynchburg, VA, 24501. Phone: (434) 947-3900. Providers update this record themselves, so call before visiting.
How can I verify Robert Owen Brennan, MD's license?
NPPES lists Virginia license number 0101036804, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Robert Owen Brennan, MD prescribe under Medicare Part D?
In 2024, Robert Owen Brennan, MD had 394 Medicare Part D claims for 77 beneficiaries; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.