1. A. In this chapter, the following terms have the meanings indicated.

2. B. Terms Defined.

   1. (1) “Board” means the State Board of Physicians.
   2. (2) “Board eligible” means a physician’s status that starts upon completion of all the requirements to take a sleep medicine certifying examination and lasts for a limited period of time, as determined by the American Board of Medical Specialties or the American Osteopathic Association.
   3. (3) “Capnography” means measurement of the amount of CO₂ being eliminated from the lungs.
   4. (4) “Committee” means the Polysomnography Professional Standards Committee established under Health Occupations Article, §14-5C-05, Annotated Code of Maryland.
   5. (5) “Direct supervision” means supervision by a licensed physician who is physically present on the premises while services are provided.
   6. (6) “Electroencephalography” means a test that measures the electrical activity of the brain as recorded by electrodes placed on the scalp.
   7. (7) “Electromyography” means a test that measures the electrical activity of the muscles.
   8. (8) “Electrooculography” means a test that measures the movements of the eye.
   9. (9) “Enrolled in a sleep technologist educational program” means that a student has started the Accredited Sleep Technology Program self-study online modules developed by the American Academy of Sleep Medicine but has not completed the final self-study module.
   10. (10) “General supervision” means supervision by a licensed physician who is available to give immediately available direction, either in person, by telephone, or by electronic means.
   11. (11) “License” means a license issued by the Board.
   12. (12) “Licensed polysomnographic technologist” means an individual licensed by the Board to practice polysomnography under the supervision of a licensed physician.
   13. (13) “Licensed physician” means an individual who is licensed by the Board to practice medicine.
   14. (14) “Oximetry” means a test that measures the concentration of oxygen in the blood.
   15. (15) “PH probe” means a device to measure the acidity of the esophagus.
   16. (16) “Plethysmography” means a test to measure changes in blood flow or air volume in different parts of the body.

   17. (17) “Practice polysomnography” means:

       1. (a) Monitoring and recording physiologic data during sleep, including sleep-related respiratory disturbances, under the supervision of a licensed physician; and
       2. (b) Using the data collected under §B(17)(a) of this regulation for the purposes of assisting a licensed physician in the diagnosis and treatment of sleep and wake disorders.
   18. (18) “Registered polysomnographic technologist” means a polysomnographic technologist who is registered by the Board of Registered Polysomnographic Technologists.

   19. (19) “Student” means an individual who is:

       1. (a) Enrolled in an accredited educational program in order to qualify for a license as a polysomnographic technologist; and
       2. (b) Performing polysomnography services within the accredited program under the supervision of a licensed physician and without compensation.
   20. (20) “Supervision” means general supervision or direct supervision of a licensed polysomnographic technologist by a licensed physician.

Authority: Health Occupations Article, §§1-213, 1-221, 1-606, 14-205, and 14-5C-01—14-5C-23, Annotated Code of Maryland

Effective date: December 1, 2008 (35:24 Md. R. 2078)

Regulation .01B amended as an emergency provision effective October 1, 2009 (36:17 Md. R. 1311); amended permanently effective October 5, 2009 (36:20 Md. R. 1528)

Regulation .01B amended effective March 5, 2012 (39:4 Md. R. 337)

Regulation .01E, F adopted effective May 11, 2015 (42:9 Md. R. 647)

Regulation .02B amended effective August 15, 2016 (43:16 Md. R. 900); September 29, 2025 (52:19 Md. R. 956)

Regulation .04 amended effective December 22, 2014 (41:25 Md. R. 1485); September 29, 2025 (52:19 Md. R. 956)

Regulation .04A amended effective June 20, 2016 (43:12 Md. R. 667)

Regulation .04C repealed effective August 15, 2016 (43:16 Md. R. 900)

Regulation .04G amended as an emergency provision effective October 1, 2009 (36:17 Md. R. 1311); amended permanently effective October 5, 2009 (36:20 Md. R. 1528)

Regulation .04G amended effective March 5, 2012 (39:4 Md. R. 337)

Regulation .06 amended effective September 29, 2025 (52:19 Md. R. 956)

Regulation .07 amended effective January 2, 2017 (43:26 Md. R. 1446)

Regulation .07A amended effective September 29, 2025 (52:19 Md. R. 956)

Regulation .07B, C amended effective December 22, 2014 (41:25 Md. R. 1485)

Regulation .08B amended effective August 15, 2016 (43:16 Md. R. 900); January 2, 2017 (43:26 Md. R. 1446)

Regulation .09 amended effective May 11, 2015 (42:9 Md. R. 647); September 29, 2025 (52:19 Md. R. 956)

Regulation .10 amended effective September 29, 2025 (52:19 Md. R. 956)

Regulation .10A amended effective May 11, 2015 (42:9 Md. R. 647)

Regulation .11 amended effective September 29, 2025 (52:19 Md. R. 956)

Regulation .12 amended effective May 11, 2015 (42:9 Md. R. 647); September 29, 2025 (52:19 Md. R. 956)

Regulation .12D—H adopted effective July 22, 2013 (40:14 Md. R. 1175)

Regulation .13 adopted effective July 22, 2013 (40:14 Md. R. 1175)

Regulation .13 amended effective May 11, 2015 (42:9 Md. R. 647)

Regulation .13A amended effective September 29, 2025 (52:19 Md. R. 956)