Quick answers
- Which hospitals does Michael G. Johnson Jr. work at?
- Medicare's official clinician data lists Michael G. Johnson Jr. at 1 hospital: Middlesex Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Michael G. Johnson Jr. see patients?
- Medicare's clinician data lists 3 practice locations, including Guilford, CT and Middletown, CT. Call before your visit to confirm the address.
- What is Michael G. Johnson Jr.'s specialty?
- Medicare lists Diagnostic Radiology as the primary specialty, and also Interventional Radiology.
- Does Michael G. Johnson Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says Michael G. 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 Michael G. Johnson Jr.?
- (203) 453-5123, as listed in official Medicare / NPI Registry data.
- What is Michael G. Johnson Jr.'s NPI number?
- 1457514549. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Michael G. Johnson Jr. works
Medicare's Facility Affiliation Data lists Michael G. Johnson Jr. at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Middlesex HospitalMiddletown, CT · Acute Care Hospital · CCN 070020
Practice locations
Addresses where Michael G. Johnson Jr. is enrolled with Medicare (CMS data updated 2026-10-02).
- 1591 Boston Post Rd, Suite 106Guilford, CT 06437 (203) 453‑5123
- 28 Crescent StMiddletown, CT 06457 (860) 344‑6293
- 57 S Main StMiddletown, CT 06457 (860) 346‑8481
Group practices
Medicare enrollment lists Michael G. Johnson Jr. as a member of these groups (CMS data updated 2026-10-02).
- Radiologic Associates of Middletown PC34 clinicians in the group
- Guilford Radiology LLC10 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
- Interventional Radiologyalso
Other radiologists in Guilford
Clinicians with the same Medicare primary specialty in Guilford, CT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Connecticut School Of Medicine |
| Graduation year | 2008 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1457514549 |
| 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