Quick answers
- Where does Marcus H. Appy see patients?
- Medicare's clinician data lists 1 practice location in Arcata, CA. Call before your visit to confirm the address.
- What is Marcus H. Appy's specialty?
- Medicare lists Optometry as the primary specialty.
- Does Marcus H. Appy accept Medicare assignment?
- Yes. Medicare's clinician data says Marcus H. Appy 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 Marcus H. Appy?
- (707) 822-7641, as listed in official Medicare / NPI Registry data.
- What is Marcus H. Appy's NPI number?
- 1144453002. 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 Marcus H. Appy is enrolled with Medicare (CMS data updated 2026-10-02).
- 851 Bayside RdArcata, CA 95521 (707) 822‑7641
Group practices
Medicare enrollment lists Marcus H. Appy as a member of this group (CMS data updated 2026-10-02).
- Appy Professional Optometric Corporation2 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Medical school | Pacific University - College Of Optometry |
| Graduation year | 2009 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1144453002 |
| 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