Quick answers
- Does Esther S. Arguello Perez accept Medicare assignment?
- Yes. Medicare's clinician data says Esther S. Arguello 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 Esther S. Arguello Perez see?
- In 2024, CMS data shows 254 Original Medicare patients and 1,097 services for Esther S. Arguello Perez. This counts Original Medicare only and measures volume, not quality.
- What is Esther S. Arguello Perez's NPI number?
- 1598039091. 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 Esther S. Arguello 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 | 254 |
|---|---|
| Services billed to Medicare | 1,097 |
| Different services or procedures | 19 |
| Participating Medicare provider | Yes |
| Average age of these patients | 79 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)431 services
- Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)141 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)140 services
- Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes (99221)111 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)87 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%
- Arthritis61%
- Ischemic heart disease53%
- Chronic kidney disease46%
- Diabetes45%
Hospitals where Esther S. Arguello Perez works
Medicare's Facility Affiliation Data lists Esther S. Arguello Perez 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.
- White Plains Hospital CenterWhite Plains, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330304
Practice locations
Addresses where Esther S. Arguello Perez is enrolled with Medicare (CMS data updated October 2, 2026).
- 600 Mamaroneck AveHarrison, NY 10528 (914) 723‑8100
Group practices
Medicare enrollment lists Esther S. Arguello Perez as a member of this group (CMS data updated October 2, 2026).
- White Plains Physician Services PC386 clinicians in the group
Specialties
- Infectious Diseaseprimary
- Internal Medicinealso
Other infectious disease doctors in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Other clinicians in White Plains Physician Services PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2008 (18 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1598039091 |
| 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