Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Heather M O'Hara, MD

Individual provider Preventive Medicine/Occupational Environmental Medicine Physician · NPI 1942525647

Dr. Heather M O'Hara, MD is a Preventive Medicine/Occupational Environmental Medicine Physician in Decatur, Illinois. Licensed in Illinois and Tennessee. Registered with an NPI since 2010.

Licensed in
IL, TN
In the registry since
2010
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2120 N 27th St
Decatur, IL 62526-2191
Phone: (217) 876-4600
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Occupational Medicine Physician (primary) Taxonomy 2083X0100X · Licence 036151729 (IL)
Preventive Medicine/Occupational Environmental Medicine Physician Taxonomy 2083P0500X · Licence 46544 (TN)

Record details

NPI number1942525647
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 6, 2010
Last updated in NPPESNovember 20, 2020
Certification dateNovember 20, 2020