Maryland Health - General Section 4-401
§ 4-401.
  (a)   In this section, "provider" means:
    (1)   An acupuncturist;
    (2)   A chiropractor;
    (3)   A dentist;
    (4)   A nurse;
    (5)   An optometrist;
    (6)   A physician;
    (7)   A podiatrist; or
    (8)   A person who is employed by or under contract with a hospital, nursing institution, or other health care provider.
  (b)   A provider may not knowingly or willfully destroy, damage, alter, obliterate, or otherwise obscure a medical record, hospital report, laboratory report, X-ray report, or other information about a patient in an effort to conceal the information from use as evidence in an administrative, civil, or criminal proceeding.
  (c)   A provider who violates any provision of this section is guilty of a misdemeanor and on conviction is subject to a fine not exceeding $5,000 or imprisonment not exceeding 1 year or both.