Quick answers
- Does Julio Arevalo Perez accept Medicare assignment?
- Yes. Medicare's clinician data says Julio Arevalo Perez 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 Julio Arevalo Perez see?
- In 2024, CMS data shows 804 Original Medicare patients and 1,586 services for Julio Arevalo Perez. This counts Original Medicare only and measures volume, not quality.
- What is Julio Arevalo Perez's NPI number?
- 1811361421. 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 Julio Arevalo Perez, 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 | 804 |
|---|---|
| Services billed to Medicare | 1,586 |
| Different services or procedures | 48 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Ct scan head or brain without contrast (70450)334 services
- Mri scan of brain before and after contrast (70553)274 services
- Mri scan of lower spinal canal before and after contrast (72158)137 services
- Mri scan of middle spinal canal before and after contrast (72157)131 services
- Mri scan of upper spinal canal before and after contrast (72156)126 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%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)61%
- Arthritis52%
- Anxiety49%
- Ischemic heart disease41%
Practice locations
Addresses where Julio Arevalo Perez is enrolled with Medicare (CMS data updated October 2, 2026).
- 1275 York AveNew York, NY 10065 (212) 639‑2000
Group practices
Medicare enrollment lists Julio Arevalo Perez as a member of this group (CMS data updated October 2, 2026).
- MSKCC Radiology Group193 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
- Nuclear Medicinealso
Other radiologists in New York
Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.
Other clinicians in MSKCC Radiology Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2003 (23 years since medical school) |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811361421 |
| 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
- 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