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Family Practice

Samantha K. Russo, MD

Sees patients in Ontario, CA · Fontana, CA · California

Summary

Dr. Samantha K. Russo, MD is a family doctor at 2295 S Vineyard Ave, Ontario, CA 91761. Phone: (909) 724-5000. Accepts Medicare assignment. In 2024, Samantha K. Russo had 320 Original Medicare patients and 556 services. NPI 1710514526. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 2295 S Vineyard Ave, Ontario, CA 91761 · Directions (1 more location)
  • Phone: (909) 724‑5000
  • Medicare: Accepts Medicare assignment
  • Group practice: Southern California Permanente Medical Group
  • Medical school: University Of California, San Diego School Of Medicine · graduated 2020 (6 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Samantha K. Russo, 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 Samantha K. Russo accept Medicare assignment?
Yes. Medicare's clinician data says Samantha K. Russo 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 Samantha K. Russo see?
In 2024, CMS data shows 320 Original Medicare patients and 556 services for Samantha K. Russo. This counts Original Medicare only and measures volume, not quality.
What is Samantha K. Russo's NPI number?
1710514526. 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 Samantha K. Russo, 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 patients320
Services billed to Medicare556
Different services or procedures31
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)265 services
  2. Urinalysis, manual test (81002)72 services
  3. Detection test by immunoassay with direct visual observation for influenza virus (87804)24 services
  4. Blood glucose (sugar) test performed by hand-held instrument (82962)18 services
  5. Blood count, hemoglobin (85018)18 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%
  • Arthritis47%
  • Diabetes33%
  • Chronic kidney disease29%
  • Depression28%

Practice locations

Addresses where Samantha K. Russo is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Samantha K. Russo as a member of this group (CMS data updated October 2, 2026).

  • Southern California Permanente Medical Group11,293 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in Ontario

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

All family doctors in Ontario →

Other clinicians in Southern California Permanente Medical Group

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

Clinician information

CredentialMD
Medical schoolUniversity Of California, San Diego School Of Medicine
Graduation year2020 (6 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1710514526
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians