Quick answers
- Which hospitals does John D. Johnson Jr. work at?
- Medicare's official clinician data lists John D. Johnson Jr. at 5 hospitals: Crestwood Medical Center, Decatur Morgan Hospital - Decatur Campus, Helen Keller Hospital, Huntsville Hospital and Marshall Medical Centers. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John D. Johnson Jr. see patients?
- Medicare's clinician data lists 1 practice location in Huntsville, AL. Call before your visit to confirm the address.
- What is John D. Johnson Jr.'s specialty?
- Medicare lists Neurosurgery as the primary specialty.
- Does John D. Johnson Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says John D. Johnson Jr. 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 John D. Johnson Jr.?
- (256) 881-5151, as listed in official Medicare / NPI Registry data.
- What is John D. Johnson Jr.'s NPI number?
- 1477554517. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John D. Johnson Jr. works
Medicare's Facility Affiliation Data lists John D. Johnson Jr. at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Crestwood Medical CenterHuntsville, AL · Acute Care Hospital · CCN 010131
- Decatur Morgan Hospital - Decatur CampusDecatur, AL · Acute Care Hospital · CCN 010085
- Helen Keller HospitalSheffield, AL · Acute Care Hospital · CCN 010019
- Huntsville HospitalHuntsville, AL · Acute Care Hospital · CCN 010039
- Marshall Medical CentersBoaz, AL · Acute Care Hospital · CCN 010005
Practice locations
Addresses where John D. Johnson Jr. is enrolled with Medicare (CMS data updated 2026-10-02).
- 4715 Whitesburg Dr SEHuntsville, AL 35802 (256) 881‑5151
Group practices
Medicare enrollment lists John D. Johnson Jr. as a member of this group (CMS data updated 2026-10-02).
- Sportsmed Orthopaedic Specialists86 clinicians in the group
Specialties
- Neurosurgeryprimary
Other neurosurgeons in Huntsville
Clinicians with the same Medicare primary specialty in Huntsville, AL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Alabama School Of Medicine |
| Graduation year | 1992 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1477554517 |
| 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