Quick answers
- Does Erik J. Vankleek accept Medicare assignment?
- Yes. Medicare's clinician data says Erik J. Vankleek 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 Erik J. Vankleek see?
- In 2024, CMS data shows 189 Original Medicare patients and 581 services for Erik J. Vankleek. This counts Original Medicare only and measures volume, not quality.
- What is Erik J. Vankleek's NPI number?
- 1811192370. 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 Erik J. Vankleek, 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 | 189 |
|---|---|
| Services billed to Medicare | 581 |
| Different services or procedures | 37 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Pathology examination of tissue using a microscope, intermediate complexity (88305)85 services
- Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)69 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)35 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)23 services
- Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)21 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 cholesterol67%
- High blood pressure60%
- Arthritis44%
- Diabetes24%
- Depression24%
- Anxiety23%
Hospitals where Erik J. Vankleek works
Medicare's Facility Affiliation Data lists Erik J. Vankleek at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Legacy Meridian Park Medical CenterTualatin, OR · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 380089
- OHSU Hospital and ClinicsPortland, OR · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 380009
- Providence Newberg Medical CenterNewberg, OR · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 380037
- Providence Willamette Falls Medical CenterOregon City, OR · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 380038
- Willamette Valley Medical CenterMcMinnville, OR · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 380071
Practice locations
Addresses where Erik J. Vankleek is enrolled with Medicare (CMS data updated October 2, 2026).
- 1508 Division St, Suite 15Oregon City, OR 97045 (503) 692‑3750
- 19250 SW 90th AveTualatin, OR 97062 (503) 692‑3750
- 500n Columbia River HwySaint Helens, OR 97051 (503) 274‑4999
- 5050 NE Hoyt, Suite 655Portland, OR 97213 (503) 239‑6673
- 879 Providence DrNewberg, OR 97132 (503) 692‑3750
Group practices
Medicare enrollment lists Erik J. Vankleek as a member of this group (CMS data updated October 2, 2026).
- The Oregon Clinic, PC362 clinicians in the group
Specialties
- Gastroenterologyprimary
Other gastroenterologists in Oregon City
Clinicians with the same Medicare primary specialty in Oregon City, OR — not a recommendation.
Other clinicians in The Oregon Clinic, PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Oregon Health Sciences University School Of Medicine |
| Graduation year | 2002 (24 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1811192370 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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