Jeffrey Alexander, MD
NPI 1659479178 · Internal Medicine Physician · Towson, MD
Jeffrey Alexander, MD is a Internal Medicine Physician provider in Towson, MD (NPI 1659479178).
Provider details
- NPI number
- 1659479178
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 044560 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 118 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 295 | 84 |
| Rosuvastatin Calcium | 285 | 85 |
| Losartan Potassium | 223 | 59 |
| Amlodipine Besylate | 221 | 57 |
| Metoprolol Succinate | 201 | 50 |
| Levothyroxine Sodium | 167 | 44 |
| Apixaban |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$398 across 18 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-20
- Last updated
- 2007-11-27
Frequently asked questions
- What is Jeffrey Alexander's NPI number?
- Jeffrey Alexander's National Provider Identifier (NPI) is 1659479178, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Alexander's specialty?
- Jeffrey Alexander is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey Alexander located?
- Jeffrey Alexander's practice location on file with NPPES is 120 Sister Pierre Dr, Towson, MD 21204.
- What is Jeffrey Alexander's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Alexander is (443) 901-0301.
- Is Jeffrey Alexander's NPI active?
- Yes — Jeffrey Alexander's NPI (1659479178) is active in the NPPES registry as of the last update on 2007-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.