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Family Practice

Sara J. Deffenbaugh, MD

Works at hospitals in North Kansas City, MO · Kansas City, MO · Kansas City, KS · Missouri, Kansas

Summary

Dr. Sara J. Deffenbaugh, MD is a family doctor at 9411 N Oak Trfy, Suite 100, Kansas City, MO 64155. Phone: (816) 436-1800. Accepts Medicare assignment. In 2024, Sara J. Deffenbaugh had 321 Original Medicare patients and 2,329 services. NPI 1417395963. 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 Sara J. Deffenbaugh, 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 Sara J. Deffenbaugh accept Medicare assignment?
Yes. Medicare's clinician data says Sara J. Deffenbaugh 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 Sara J. Deffenbaugh see?
In 2024, CMS data shows 321 Original Medicare patients and 2,329 services for Sara J. Deffenbaugh. This counts Original Medicare only and measures volume, not quality.
What is Sara J. Deffenbaugh's NPI number?
1417395963. 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 Sara J. Deffenbaugh, 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 patients321
Services billed to Medicare2,329
Different services or procedures74
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)272 services
  2. Insertion of needle into vein for collection of blood sample (36415)227 services
  3. Blood test, comprehensive group of blood chemicals (80053)200 services
  4. Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)195 services
  5. Blood test, thyroid stimulating hormone (tsh) (84443)156 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 pressure67%
  • High cholesterol67%
  • Arthritis39%
  • Depression26%
  • Anxiety24%
  • Diabetes22%

Hospitals where Sara J. Deffenbaugh works

Medicare's Facility Affiliation Data lists Sara J. Deffenbaugh 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.

  • NKC HealthNorth Kansas City, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260096
  • Saint Lukes North HospitalKansas City, MO · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 260062
  • University of Kansas HospitalKansas City, KS · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 170040

Practice locations

Addresses where Sara J. Deffenbaugh is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Sara J. Deffenbaugh as a member of this group (CMS data updated October 2, 2026).

  • Meritas Health Corporation502 clinicians in the group

Specialties

Find other Family Practice doctors in Missouri →

Other family doctors in Kansas City

Clinicians with the same Medicare primary specialty in Kansas City, MO — not a recommendation.

All family doctors in Kansas City →

Other clinicians in Meritas Health Corporation

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

Clinician information

CredentialMD
Graduation year2013 (13 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1417395963
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