Quick answers
- Which hospitals does Merissa M. Johnson work at?
- Medicare's official clinician data lists Merissa M. Johnson at 2 hospitals: Miami Valley Hospital and Springfield Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Merissa M. Johnson see patients?
- Medicare's clinician data lists 2 practice locations, including Dayton, OH. Call before your visit to confirm the address.
- What is Merissa M. Johnson's specialty?
- Medicare lists Neurology as the primary specialty.
- Does Merissa M. Johnson accept Medicare assignment?
- Yes. Medicare's clinician data says Merissa M. 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 Merissa M. Johnson?
- (937) 208-8000, as listed in official Medicare / NPI Registry data.
- What is Merissa M. Johnson's NPI number?
- 1134680424. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Merissa M. Johnson works
Medicare's Facility Affiliation Data lists Merissa M. Johnson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Miami Valley HospitalDayton, OH · Acute Care Hospital · CCN 360051
- Springfield Regional Medical CenterSpringfield, OH · Acute Care Hospital · CCN 360086
Practice locations
Addresses where Merissa M. Johnson is enrolled with Medicare (CMS data updated 2026-10-02).
- 1 Wyoming StDayton, OH 45409 (937) 208‑8000
- 30 E Apple St, Suite 5254aDayton, OH 45409 (937) 208‑4200
Group practices
Medicare enrollment lists Merissa M. Johnson as a member of this group (CMS data updated 2026-10-02).
- Premier Health Specialists Inc580 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in Dayton
Clinicians with the same Medicare primary specialty in Dayton, OH — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Alabama College Of Osteopathic Medicine |
| Graduation year | 2019 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1134680424 |
| 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