Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Family Practice

Maria G. Ochoa, MD

Sees patients in Vacaville, CA · California

Summary

Dr. Maria G. Ochoa, MD is a family doctor at 1 Quality Dr, Vacaville, CA 95688. Phone: (707) 624-4000. Accepts Medicare assignment. In 2024, Maria G. Ochoa had 16 Original Medicare patients and 35 services. NPI 1841410461. 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: 1 Quality Dr, Vacaville, CA 95688 · Directions
  • Phone: (707) 624‑4000
  • Medicare: Accepts Medicare assignment
  • Group practice: Permanente Medical Group Inc
  • Medical school: graduated 1995 (31 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 Maria G. Ochoa, 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 Maria G. Ochoa accept Medicare assignment?
Yes. Medicare's clinician data says Maria G. Ochoa 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 Maria G. Ochoa see?
In 2024, CMS data shows 16 Original Medicare patients and 35 services for Maria G. Ochoa. This counts Original Medicare only and measures volume, not quality.
What is Maria G. Ochoa's NPI number?
1841410461. 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 Maria G. Ochoa, 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 patients16
Services billed to Medicare35
Different services or procedures11
Participating Medicare providerYes
Average age of these patients64

Practice locations

Addresses where Maria G. Ochoa is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Maria G. Ochoa as a member of this group (CMS data updated October 2, 2026).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in Vacaville

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

All family doctors in Vacaville →

Other clinicians in Permanente Medical Group Inc

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

Clinician information

CredentialMD
Graduation year1995 (31 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1841410461
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