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Dr. Thomas M. Dagg, MD

Family Medicine (Family Medicine Physician)

  • Medicare participating

At a glance

Years since graduation
8
In the NPI registry since
2018
Medicare patients seen, 2024
159

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is

Education and training

  • 2018Medical school: Texas Tech University Health Science Center School of Medicine
  • 2018Registered with an NPI (national billing number; not a license date)

Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Family Medicine Physician primary
    KS license 94-09578
  • Sports Medicine (Family Medicine) Physician
    KS license 04-43925

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Family Medicine per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
159
Services billed
4,745
Patients’ average age
75
Most frequent Medicare services, 2023
ServiceTimesPatients
Injection, methylprednisolone acetate, 40 mg8764
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes7345
Aspiration and/or injection of fluid large joint using ultrasound guidance7058
Established patient office or other outpatient visit, 20-29 minutes5146
Established patient office or other outpatient visit, 30-39 minutes4137
Ultrasonic guidance for needle placement3229
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes1515
Injection, methylprednisolone acetate, 80 mg1414
Injection of trigger points, 1-2 muscles1312
Hospital discharge day management, more than 30 minutes1212

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Medicare prescriptions

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Payments from drug and device companies

In 2025, 5 companies reported 5 payments worth $108 in total to this clinician.

By type
Food and Beverage$108

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in Kansas →

Other Family Medicine clinicians in Olathe

Sources

NPI registry (CMS NPPES, November 2026; record last updated December 10, 2025), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1861985103. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.