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Internal Medicine

Marie Macarubbo, MD

Works at hospitals in Modesto, CA · California

Summary

Dr. Marie Macarubbo, MD is an internal medicine doctor at 1409 E Briggsmore Ave, Modesto, CA 95355. Phone: (209) 524-1211. Accepts Medicare assignment. In 2024, Marie Macarubbo had 379 Original Medicare patients and 1,388 services. NPI 1134175540. 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.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1409 E Briggsmore Ave, Modesto, CA 95355 · Directions (1 more location)
  • Phone: (209) 524‑1211
  • Medicare: Accepts Medicare assignment
  • Hospital: Memorial Medical Center
  • Group practice: Sutter Valley Medical Foundation
  • Medical school: graduated 1984 (42 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Marie Macarubbo, 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 Marie Macarubbo accept Medicare assignment?
Yes. Medicare's clinician data says Marie Macarubbo 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 Marie Macarubbo see?
In 2024, CMS data shows 379 Original Medicare patients and 1,388 services for Marie Macarubbo. This counts Original Medicare only and measures volume, not quality.
What is Marie Macarubbo's NPI number?
1134175540. 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 Marie Macarubbo, 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 patients379
Services billed to Medicare1,388
Different services or procedures37
Participating Medicare providerYes
Average age of these patients74

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)640 services
  2. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)224 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)136 services
  4. Administration of influenza virus vaccine (G0008)70 services
  5. Influenza vaccine, inactivated (90653)60 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 pressure71%
  • High cholesterol65%
  • Arthritis44%
  • Diabetes29%
  • Anxiety23%
  • Ischemic heart disease22%

Hospitals where Marie Macarubbo works

Medicare's Facility Affiliation Data lists Marie Macarubbo 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 Marie Macarubbo is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Marie Macarubbo as a member of this group (CMS data updated October 2, 2026).

  • Sutter Valley Medical Foundation2,500 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Modesto

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

All internal medicine doctors in Modesto →

Other clinicians in Sutter Valley Medical Foundation

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

Clinician information

CredentialMD
Graduation year1984 (42 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1134175540
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