Quick answers
- Where does Michael A. Sumsion see patients?
- Medicare's clinician data lists 1 practice location in Redding, CA. Call before your visit to confirm the address.
- What is Michael A. Sumsion's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Michael A. Sumsion accept Medicare assignment?
- Yes. Medicare's clinician data says Michael A. Sumsion 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 A. Sumsion?
- (530) 244-2273, as listed in official Medicare / NPI Registry data.
- What is Michael A. Sumsion's NPI number?
- 1699725507. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Michael A. Sumsion is enrolled with Medicare (CMS data updated 2026-10-02).
- 2801 Park Marina DrRedding, CA 96001 (530) 244‑2273
Group practices
Medicare enrollment lists Michael A. Sumsion as a member of this group (CMS data updated 2026-10-02).
- Riverside Eyecare Professionals Inc a Medical Corporation3 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Redding
Clinicians with the same Medicare primary specialty in Redding, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Utah School Of Medicine |
| Graduation year | 1986 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1699725507 |
| 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
- 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