Quick answers
- Does Carlos Aristeguieta accept Medicare assignment?
- Yes. Medicare's clinician data says Carlos Aristeguieta 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 Carlos Aristeguieta see?
- In 2024, CMS data shows 91 Original Medicare patients and 323 services for Carlos Aristeguieta. This counts Original Medicare only and measures volume, not quality.
- What is Carlos Aristeguieta's NPI number?
- 1578905972. 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 Carlos Aristeguieta, 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 | 91 |
|---|---|
| Services billed to Medicare | 323 |
| Different services or procedures | 25 |
| Participating Medicare provider | Yes |
| Average age of these patients | 67 |
Most frequent services
- Hemoglobin a1c level (83036)59 services
- Administration of influenza virus vaccine (G0008)42 services
- Influenza vaccine split virus, preservative free (90662)35 services
- Blood test, lipids (cholesterol and triglycerides) (80061)31 services
- Urine microalbumin (protein) level (82043)31 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 pressure60%
- Diabetes41%
- High cholesterol37%
- Chronic kidney disease18%
- Arthritis12%
- Anxiety12%
Hospitals where Carlos Aristeguieta works
Medicare's Facility Affiliation Data lists Carlos Aristeguieta 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.
- Providence Regional Medical Center EverettEverett, WA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 500014
Practice locations
Addresses where Carlos Aristeguieta is enrolled with Medicare (CMS data updated October 2, 2026).
- 9710 State AveMarysville, WA 98270 (360) 653‑1742
Group practices
Medicare enrollment lists Carlos Aristeguieta as a member of this group (CMS data updated October 2, 2026).
- Sea Mar Community Health Centers230 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Marysville
Clinicians with the same Medicare primary specialty in Marysville, WA — not a recommendation.
Other clinicians in Sea Mar Community Health Centers
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1992 (34 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1578905972 |
| 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