Alexandra Byrne
NPI 1184019242 · Internal Medicine Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexandra Byrne is a Internal Medicine Physician provider in Baltimore, MD (NPI 1184019242).
Provider details
- NPI number
- 1184019242
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- D0085515 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 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
3,746 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 1,441 | $15 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 660 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 593 | $133 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 183 | $205 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 140 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 246 | 82 |
| Rosuvastatin Calcium | 186 | 66 |
| Amlodipine Besylate | 147 | 52 |
| Apixabanbrand: Eliquis | 128 | 35 |
| Atorvastatin Calcium | 120 | 43 |
| Furosemide | 116 | 47 |
| Spironolactone |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-04-05
- Last updated
- 2024-07-09
- Certified
- 2024-07-09
Frequently asked questions
- What is Alexandra Byrne's NPI number?
- Alexandra Byrne's National Provider Identifier (NPI) is 1184019242, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexandra Byrne's specialty?
- Alexandra Byrne is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alexandra Byrne located?
- Alexandra Byrne's practice location on file with NPPES is 22 S Greene St Rm N3e09, Baltimore, MD 21201-1544.
- What is Alexandra Byrne's phone number?
- The practice phone number listed in the NPPES registry for Alexandra Byrne is (410) 328-6110.
- Does Alexandra Byrne accept Medicare?
- Alexandra Byrne is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexandra Byrne's NPI active?
- Yes — Alexandra Byrne's NPI (1184019242) is active in the NPPES registry as of the last update on 2024-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.