Quick answers
- Which hospitals does William A. Londeree work at?
- Medicare's official clinician data lists William A. Londeree at 2 hospitals: Northwest Hospital Center and Sinai Hospital of Baltimore. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William A. Londeree see patients?
- Medicare's clinician data lists 3 practice locations, including Baltimore, MD and Randallstown, MD. Call before your visit to confirm the address.
- What is William A. Londeree's specialty?
- Medicare lists Critical Care (Intensivists) as the primary specialty.
- Does William A. Londeree accept Medicare assignment?
- Medicare's clinician data says William A. Londeree may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for William A. Londeree?
- (410) 521-2200, as listed in official Medicare / NPI Registry data.
- What is William A. Londeree's NPI number?
- 1245525203. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William A. Londeree works
Medicare's Facility Affiliation Data lists William A. Londeree at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Northwest Hospital CenterRandallstown, MD · Acute Care Hospital · CCN 210040
- Sinai Hospital of BaltimoreBaltimore, MD · Acute Care Hospital · CCN 210012
Practice locations
Addresses where William A. Londeree is enrolled with Medicare (CMS data updated 2026-10-02).
- 2401 E Belvedere AveBaltimore, MD 21215
- 2401 W Belvedere Ave, PulmonaryBaltimore, MD 21215
- 5401 Old Court RdRandallstown, MD 21133 (410) 521‑2200
Group practices
Medicare enrollment lists William A. Londeree as a member of these groups (CMS data updated 2026-10-02).
- Sinai Hospital of Baltimore, Inc380 clinicians in the group
- Lifebridge Community Physicians Inc183 clinicians in the group
Specialties
- Critical Care (Intensivists)primary
Find other Critical Care (Intensivists) doctors in Maryland →
Other critical care doctors in Baltimore
Clinicians with the same Medicare primary specialty in Baltimore, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Uniformed Services Uhs Fe Hebert School Of Med |
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1245525203 |
| 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