Quick answers
- Does Christina Rizoulis accept Medicare assignment?
- Yes. Medicare's clinician data says Christina Rizoulis 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 Rizoulis see?
- In 2024, CMS data shows 252 Original Medicare patients and 616 services for Christina Rizoulis. This counts Original Medicare only and measures volume, not quality.
- What is Christina Rizoulis's NPI number?
- 1225458672. 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 Rizoulis, 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 | 252 |
|---|---|
| Services billed to Medicare | 616 |
| Different services or procedures | 37 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)188 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)57 services
- Annual depression screening, 5 to 15 minutes (G0444)50 services
- Annual alcohol misuse screening, 5 to 15 minutes (G0442)49 services
- Advance care planning, first 30 minutes (99497)48 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%
- Arthritis45%
- Diabetes38%
- Ischemic heart disease35%
- Anxiety25%
Hospitals where Christina Rizoulis works
Medicare's Facility Affiliation Data lists Christina Rizoulis 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.
- Carroll Hospital CenterWestminster, MD · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 210033
Practice locations
Addresses where Christina Rizoulis is enrolled with Medicare (CMS data updated October 2, 2026).
- 826 Washington Rd, Suite 120Westminster, MD 21157 (410) 848‑2444
Group practices
Medicare enrollment lists Christina Rizoulis as a member of this group (CMS data updated October 2, 2026).
- Carroll Health Group LLC70 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Westminster
Clinicians with the same Medicare primary specialty in Westminster, MD — not a recommendation.
Other clinicians in Carroll Health Group LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2013 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1225458672 |
| 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