Quick answers
- Does Kirk J. Parker accept Medicare assignment?
- Yes. Medicare's clinician data says Kirk J. Parker accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Kirk J. Parker see?
- In 2024, CMS data shows 110 Original Medicare patients and 273 services for Kirk J. Parker. This counts Original Medicare only and measures volume, not quality.
- What is Kirk J. Parker's NPI number?
- 1457319725. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Kirk J. Parker, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 110 |
|---|---|
| Services billed to Medicare | 273 |
| Different services or procedures | 11 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)174 services
- Exam of visual field with extended testing (92083)29 services
- Imaging of retina (92134)25 services
- Exam of the internal drainage system of eye (92020)19 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure57%
- High cholesterol56%
- Arthritis43%
- Ischemic heart disease19%
- Osteoporosis16%
- Diabetes15%
Practice locations
Addresses where Kirk J. Parker is enrolled with Medicare (CMS data updated October 2, 2026).
- 1517 SW Marlow AvePortland, OR 97225 (503) 292‑5221
Specialties
- Optometryprimary
Other optometrists in Portland
Clinicians with the same Medicare primary specialty in Portland, OR — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Optometry school | Pacific University - College Of Optometry |
| Graduation year | 1987 (39 years since optometry school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1457319725 |
| 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 October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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