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Dr. Michael R. Crain, M.D.

Pulmonology (Pulmonary Disease Physician)

  • Medicare participating

At a glance

Years since graduation
44
In the NPI registry since
2006
Medicare patients seen, 2024
220

Licensed in Alabama since 1983, according to the Alabama Board of Medical Examiners and Medical Licensure Commission. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

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. NPIs were first issued in May 2005 and became required on claims in 2007–2008, so an early date usually means the clinician was already in practice before then. What an NPI is

Education and training

  • 1982Medical school: University of South Alabama College of Medicine
  • 2006Registered with an NPI (national billing number; not a license date) — NPIs began in 2005, so practice likely started earlier

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

  • Pulmonary Disease Physician primary
    AL license 10913 (first issued 1983; active)
  • Critical Care Medicine (Internal Medicine) Physician
    AL license 10913 (first issued 1983; active)

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

Map: Pulmonology 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
220
Services billed
651
Patients’ average age
73
Most frequent Medicare services, 2023
ServiceTimesPatients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes180100
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes10727
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes6656
Test to measure expiratory airflow and volume changes before and after medication administration2121
Test to determine lung volumes using sensors2121
Test to examine how well the lungs exchange gases2121
Irrigation and suction of lung airways to obtain cells using an endoscope1817
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes1313
Aspiration of initial secretion of lung airway using an endoscope1212
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 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 Pulmonology clinicians in Birmingham

Sources

NPI registry (CMS NPPES, November 2026; record last updated December 27, 2018), 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 1760598916. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.