Quick answers
- Which hospitals does Adrian L. Preston work at?
- Medicare's official clinician data lists Adrian L. Preston at 2 hospitals: Johns Hopkins Howard County Medical Center and The Johns Hopkins Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Adrian L. Preston see patients?
- Medicare's clinician data lists 1 practice location in Columbia, MD. Call before your visit to confirm the address.
- What is Adrian L. Preston's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Adrian L. Preston accept Medicare assignment?
- Yes. Medicare's clinician data says Adrian L. Preston accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Adrian L. Preston?
- (410) 997-7979, as listed in official Medicare / NPI Registry data.
- What is Adrian L. Preston's NPI number?
- 1841268844. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Adrian L. Preston works
Medicare's Facility Affiliation Data lists Adrian L. Preston at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Johns Hopkins Howard County Medical CenterColumbia, MD · Acute Care Hospital · CCN 210048
- The Johns Hopkins HospitalBaltimore, MD · Acute Care Hospital · CCN 210009
Practice locations
Addresses where Adrian L. Preston is enrolled with Medicare (CMS data updated 2026-10-02).
- 10710 Charter Dr, Suite 400Columbia, MD 21044 (410) 997‑7979
Group practices
Medicare enrollment lists Adrian L. Preston as a member of this group (CMS data updated 2026-10-02).
- Johns Hopkins Regional Physicians LLC84 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Maryland →
Other cardiologists in Columbia
Clinicians with the same Medicare primary specialty in Columbia, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Virginia School Of Medicine |
| Graduation year | 1996 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1841268844 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians