Quick answers
- Does Alexios Carayannopoulos accept Medicare assignment?
- Yes. Medicare's clinician data says Alexios Carayannopoulos 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 Alexios Carayannopoulos see?
- In 2024, CMS data shows 165 Original Medicare patients and 445 services for Alexios Carayannopoulos. This counts Original Medicare only and measures volume, not quality.
- What is Alexios Carayannopoulos's NPI number?
- 1861592156. 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 Alexios Carayannopoulos, 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 | 165 |
|---|---|
| Services billed to Medicare | 445 |
| Different services or procedures | 28 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Injection of substance into lower spine canal using imaging guidance (62323)105 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)53 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)35 services
- Injection of lower or sacral spine facet joint using imaging guidance, single level (64493)33 services
- Injection of lower or sacral spine facet joint using imaging guidance, second level (64494)33 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 cholesterol75%
- Arthritis75%
- High blood pressure71%
- Anxiety39%
- Depression33%
- Diabetes27%
Hospitals where Alexios Carayannopoulos works
Medicare's Facility Affiliation Data lists Alexios Carayannopoulos 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.
- Newport HospitalNewport, RI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 410006
- Rhode Island HospitalProvidence, RI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 410007
- The Miriam HospitalProvidence, RI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 410012
Practice locations
Addresses where Alexios Carayannopoulos is enrolled with Medicare (CMS data updated October 2, 2026).
- 11 Friendship StNewport, RI 02840 (401) 845‑1110
- 593 Eddy StProvidence, RI 02903 (401) 444‑3777
Group practices
Medicare enrollment lists Alexios Carayannopoulos as a member of these groups (CMS data updated October 2, 2026).
- Rhode Island Hospital437 clinicians in the group
- Newport Hospital42 clinicians in the group
Specialties
Find other Physical Medicine and Rehabilitation doctors in Rhode Island →
Other rehabilitation doctors in Newport
Clinicians with the same Medicare primary specialty in Newport, RI — not a recommendation.
Other clinicians in Rhode Island Hospital
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 1999 (27 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) | 1861592156 |
| 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