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Dr. Clark Baker

Internal Medicine (Internal Medicine Physician)

  • Medicare participating

At a glance

In the NPI registry since
2016
Medicare patients seen, 2024
90

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

  • 2016Registered with an NPI (national billing number; not a license date)

Medicare’s Care Compare data doesn’t list this clinician’s medical school. 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

  • Internal Medicine Physician primary
    TN license 3828

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

Map: Internal Medicine per capita by county →

Medicare patients and services

Medicare patients, 2024
90
Services billed
93
Patients’ average age
78
Most frequent Medicare services, 2023
ServiceTimesPatients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes310301
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes1212
Initial hospital care with same-day admission and discharge with high level of medical decision making, per day, if using time, at least 85 minutes1111
Critical care, first 30-74 minutes1111

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.

Other Internal Medicine clinicians in Chattanooga

Sources

NPI registry (CMS NPPES, November 2026; record last updated March 3, 2020), 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 Information is self-reported or billed data and may be out of date; call before visiting.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 1588017420. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.