Quick answers
- Which hospitals does Steven Johnson work at?
- Medicare's official clinician data lists Steven Johnson at 3 hospitals: MedStar Franklin Square Medical Center, MedStar Good Samaritan Hospital and MedStar Harbor Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Steven Johnson see patients?
- Medicare's clinician data lists 2 practice locations, including Baltimore, MD. Call before your visit to confirm the address.
- What is Steven Johnson's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does Steven Johnson accept Medicare assignment?
- Yes. Medicare's clinician data says Steven Johnson 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 Steven Johnson?
- (443) 444-8000, as listed in official Medicare / NPI Registry data.
- What is Steven Johnson's NPI number?
- 1881665560. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Steven Johnson works
Medicare's Facility Affiliation Data lists Steven Johnson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- MedStar Franklin Square Medical CenterRosedale, MD · Acute Care Hospital · CCN 210015
- MedStar Good Samaritan HospitalBaltimore, MD · Acute Care Hospital · CCN 210056
- MedStar Harbor HospitalBaltimore, MD · Acute Care Hospital · CCN 210034
Practice locations
Addresses where Steven Johnson is enrolled with Medicare (CMS data updated 2026-10-02).
- 5601 Lloch Raven BlvdBaltimore, MD 21239 (443) 444‑8000
- 9000 Franklin Square DrBaltimore, MD 21237 (443) 777‑7000
Group practices
Medicare enrollment lists Steven Johnson as a member of this group (CMS data updated 2026-10-02).
- MedStar Medical Group II LLC3,767 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Baltimore
Clinicians with the same Medicare primary specialty in Baltimore, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1997 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1881665560 |
| 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