Information may be disclosed, as determined by a person designated by DMH who has appropriate knowledge of and experience with generally accepted statistical and scientific principles and methods that the applicable Information is not individually identifiable. The designated individual must apply such principles and methods necessary to determine that the risk is very small that the Information could be used, alone or in combination with other reasonably available Information, by any recipient to identify an individual who is a subject of the Information; and the designated individual documents the methods and results of analysis that justify the determination.

Unidentifiable or Deidentified Information cannot contain:

All geographic subdivisions smaller than a state, including street address, city, county, precinct, zip code, and their equivalent geocodes, except for three digits of a zip code if, according to current publicly available data from the Bureau of the Census:
The geographic unit formed by combining all zip codes with the same three initial digits contains more than 20,000 people;
The initial three digits of a zip code for all such geographic units containing 20,000 or fewer people are changed to 000;
All elements of dates (except year) for dates directly related to an individual, including birth date, admission date, discharge date, date of death; and all ages over 89 and all elements of dates (including year) indicative of such age, except that such ages and elements may be aggregated into a single category of age 90 or older;
Telephone numbers;
Fax numbers;
Electronic mail addresses;
Social security numbers;
Medical record numbers;
Health plan beneficiary numbers;
Account numbers;
Certificate/license numbers;
Vehicle identifiers and serial numbers, including license plate numbers;
Device identifiers and serial numbers;
Web Universal Resource Locators (URLs);
Internet Protocol (IP) numbers;
Biometric identifiers, including finger and voice prints;
Full face photographic images and any comparable images; and
Any other unique identifying number, characteristic, or code, unless no
individual could be identified in any manner and the number or code is not derived from or related to Information about the individual. The designated person must attest, on behalf of DMH, to having no actual knowledge that the Information could be used alone or in combination to identify a subject of the Information.