Quick answers
- Does Christina M. O'Guinn accept Medicare assignment?
- Yes. Medicare's clinician data says Christina M. O'Guinn 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 Christina M. O'Guinn see?
- In 2024, CMS data shows 194 Original Medicare patients and 447 services for Christina M. O'Guinn. This counts Original Medicare only and measures volume, not quality.
- What is Christina M. O'Guinn's NPI number?
- 1265048151. 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 Christina M. O'Guinn, 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 | 194 |
|---|---|
| Services billed to Medicare | 447 |
| Different services or procedures | 19 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)183 services
- Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)89 services
- Hospital discharge day management, more than 30 minutes (99239)29 services
- Advance care planning, first 30 minutes (99497)23 services
- Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician (93016)16 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 pressure75%
- High cholesterol75%
- Diabetes61%
- Heart failure57%
- Arthritis56%
- Depression56%
Hospitals where Christina M. O'Guinn works
Medicare's Facility Affiliation Data lists Christina M. O'Guinn 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.
- Salem Health West ValleyDallas, OR · Critical Access Hospital · Emergency services: listed by Medicare · CCN 381308
- Salem HospitalSalem, OR · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 380051
Practice locations
Addresses where Christina M. O'Guinn is enrolled with Medicare (CMS data updated October 2, 2026).
- 4400 NE Halsey StPortland, OR 97213 (503) 962‑1000
- 885 Mission St SESalem, OR 97302 (503) 814‑0273
- 9427 SW Barnes Rd, Suite 390Portland, OR 97225 (503) 216‑2111
Group practices
Medicare enrollment lists Christina M. O'Guinn as a member of these groups (CMS data updated October 2, 2026).
- Providence Health and Services Oregon1,433 clinicians in the group
- Salem Health454 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Portland
Clinicians with the same Medicare primary specialty in Portland, OR — not a recommendation.
Other clinicians in Providence Health and Services Oregon
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1265048151 |
| 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