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Family Practice

Khristina M. Mueller, MD

Works at hospitals in Simi Valley, CA · Thousand Oaks, CA · Ventura, CA · California

Summary

Dr. Khristina M. Mueller, MD is a family doctor at 300 Hillmont Ave, Ventura, CA 93003. Accepts Medicare assignment. In 2024, Khristina M. Mueller had 72 Original Medicare patients and 98 services. NPI 1750584926. 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 Khristina M. Mueller, 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 Khristina M. Mueller accept Medicare assignment?
Yes. Medicare's clinician data says Khristina M. Mueller 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 Khristina M. Mueller see?
In 2024, CMS data shows 72 Original Medicare patients and 98 services for Khristina M. Mueller. This counts Original Medicare only and measures volume, not quality.
What is Khristina M. Mueller's NPI number?
1750584926. 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 Khristina M. Mueller, 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 patients72
Services billed to Medicare98
Different services or procedures35
Participating Medicare providerYes
Average age of these patients68

Most frequent services

  1. Complete ultrasound scan of abdomen (76700)15 services
  2. Ultrasound scan of head and neck soft tissue (76536)12 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 cholesterol63%
  • Arthritis44%
  • Diabetes42%
  • Ischemic heart disease21%
  • Anxiety19%

Hospitals where Khristina M. Mueller works

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

Group practices

Medicare enrollment lists Khristina M. Mueller as a member of this group (CMS data updated October 2, 2026).

  • County of Ventura344 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in Ventura

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

All family doctors in Ventura →

Other clinicians in County of Ventura

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

Clinician information

CredentialMD
Medical schoolUniversity Of Texas Southwestern Medical School At Dallas
Graduation year2004 (22 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1750584926
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