Quick answers
- Where does Marci L. Pieper see patients?
- Medicare's clinician data lists 1 practice location in Mesa, AZ. Call before your visit to confirm the address.
- What is Marci L. Pieper's specialty?
- Medicare lists Optometry as the primary specialty.
- Does Marci L. Pieper accept Medicare assignment?
- Yes. Medicare's clinician data says Marci L. Pieper 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 Marci L. Pieper?
- (480) 892-6560, as listed in official Medicare / NPI Registry data.
- What is Marci L. Pieper's NPI number?
- 1003901828. 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 Marci L. Pieper is enrolled with Medicare (CMS data updated 2026-10-02).
- 4838 E Baseline Rd, Suite 129Mesa, AZ 85206 (480) 892‑6560
Group practices
Medicare enrollment lists Marci L. Pieper as a member of this group (CMS data updated 2026-10-02).
- John H McDougall Od Arizona PC44 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Mesa
Clinicians with the same Medicare primary specialty in Mesa, AZ — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Medical school | Pacific University - College Of Optometry |
| Graduation year | 1997 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1003901828 |
| 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