Robert Brennan, MD
NPI 1659355170 · Infectious Disease Physician · Lynchburg, VA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Brennan, MD is a Infectious Disease Physician provider in Lynchburg, VA (NPI 1659355170).
Provider details
- NPI number
- 1659355170
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 0101036804 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
12,108 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 5,121 | $14 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, 1 Hour Or Less96365 | 2,514 | $60 |
| Administration of Chemotherapy Into Vein, Each Additional Hour96415 | 914 | $25 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 891 | $8 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 869 | $118 |
| Administration of Non-Hormonal Anti-Neoplastic Chemotherapy Under Skin Or Into Muscle96401 | 636 | $68 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| 0.9 % Sodium Chloridebrand: Sodium Chloride | 51 | 13 |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 49 | — |
| Ceftriaxone Sodiumbrand: Ceftriaxone | 32 | 11 |
| Emtricitabine/Tenofov Alafenambrand: Descovy | 28 | — |
| Daptomycin | 21 | — |
| Dolutegravir Sodiumbrand: Tivicay | 21 | — |
| Ciprofloxacin Hcl | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-30
- Last updated
- 2025-04-24
- Certified
- 2025-04-24
Frequently asked questions
- What is Robert Brennan's NPI number?
- Robert Brennan's National Provider Identifier (NPI) is 1659355170, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Brennan's specialty?
- Robert Brennan is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Brennan located?
- Robert Brennan's practice location on file with NPPES is 2215 Landover Pl, Lynchburg, VA 24501-2115.
- What is Robert Brennan's phone number?
- The practice phone number listed in the NPPES registry for Robert Brennan is (434) 947-3900.
- Does Robert Brennan accept Medicare?
- Robert Brennan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Brennan's NPI active?
- Yes — Robert Brennan's NPI (1659355170) is active in the NPPES registry as of the last update on 2025-04-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.