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Family Practice

Ernestina T. Agresti, DO

Works at hospitals in Auburn, CA · Sacramento, CA · Roseville, CA · California

Summary

Dr. Ernestina T. Agresti, DO is a family doctor at 576 N Sunrise Ave, Suite 220, Roseville, CA 95661. Phone: (916) 786-5908. Accepts Medicare assignment. In 2024, Ernestina T. Agresti had 411 Original Medicare patients and 3,752 services. NPI 1558432021. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Ernestina T. Agresti, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Ernestina T. Agresti accept Medicare assignment?
Yes. Medicare's clinician data says Ernestina T. Agresti 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 Ernestina T. Agresti see?
In 2024, CMS data shows 411 Original Medicare patients and 3,752 services for Ernestina T. Agresti. This counts Original Medicare only and measures volume, not quality.
What is Ernestina T. Agresti's NPI number?
1558432021. 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 Ernestina T. Agresti, 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 patients411
Services billed to Medicare3,752
Different services or procedures32
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)2,330 services
  2. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)251 services
  3. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)219 services
  4. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)184 services
  5. Ultrasound of heart for congenital defect (93303)101 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%
  • High blood pressure73%
  • Arthritis63%
  • Anxiety42%
  • Diabetes27%
  • Heart failure18%

Hospitals where Ernestina T. Agresti works

Medicare's Facility Affiliation Data lists Ernestina T. Agresti 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.

Practice locations

Addresses where Ernestina T. Agresti is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ernestina T. Agresti as a member of this group (CMS data updated October 2, 2026).

  • Sierra Rose Family Physicians Medical Group2 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in Roseville

Clinicians with the same Medicare primary specialty in Roseville, CA — not a recommendation.

All family doctors in Roseville →

Other clinicians in Sierra Rose Family Physicians Medical Group

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialDO
Medical schoolAt Still University Of Health Sciences, College Of Osteo Med, Kirksville
Graduation year1975 (51 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1558432021
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians