Quick answers
- Does Christopher Z. Rayala accept Medicare assignment?
- Yes. Medicare's clinician data says Christopher Z. Rayala 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 Christopher Z. Rayala see?
- In 2024, CMS data shows 99 Original Medicare patients and 286 services for Christopher Z. Rayala. This counts Original Medicare only and measures volume, not quality.
- What is Christopher Z. Rayala's NPI number?
- 1013000173. 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 Christopher Z. Rayala, 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 | 99 |
|---|---|
| Services billed to Medicare | 286 |
| Different services or procedures | 24 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)125 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)48 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)29 services
- Hemoglobin a1c level (83036)22 services
- Administration of influenza virus vaccine (G0008)11 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 pressure68%
- High cholesterol59%
- Arthritis37%
- Diabetes29%
- Ischemic heart disease22%
- Chronic kidney disease21%
Hospitals where Christopher Z. Rayala works
Medicare's Facility Affiliation Data lists Christopher Z. Rayala 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.
- Wakemed, Cary HospitalCary, NC · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 340173
- Wakemed, Raleigh CampusRaleigh, NC · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 340069
Practice locations
Addresses where Christopher Z. Rayala is enrolled with Medicare (CMS data updated October 2, 2026).
- 10950 Chapel Hill RdMorrisville, NC 27560
- 150 E Davie StRaleigh, NC 27601 (919) 834‑5299
- 7200 Creedmoor Rd, Suite 208Raleigh, NC 27613 (919) 327‑1650
Group practices
Medicare enrollment lists Christopher Z. Rayala as a member of these groups (CMS data updated October 2, 2026).
- Duke University Affiliated Physicians, Inc.458 clinicians in the group
- Wake Specialty Physicians LLC177 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Morrisville
Clinicians with the same Medicare primary specialty in Morrisville, NC — not a recommendation.
Other clinicians in Duke University Affiliated Physicians, Inc.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2000 (26 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) | 1013000173 |
| 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