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

Dr. Mary Jo Cannon, MD

Individual provider Addiction Medicine (Family Medicine) Physician · NPI 1619216835

Dr. Mary Jo Cannon, MD is a Family Practice in Gaithersburg, Maryland. Graduated from University of Maryland School of Medicine in 1981, 45 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in Maryland.

Years since qualifying
45
Trained at
University of Maryland School of Medicine
Licensed in
MD
In the registry since
2013
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

8945 N Westland Dr
Gaithersburg, MD 20877-1249
Phone: (301) 330-0006
Show map & directions

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

Specialties & licences

Addiction Medicine (Family Medicine) Physician (primary) Taxonomy 207QA0401X · Licence D28907 (MD)

Record details

NPI number1619216835
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 7, 2013
Last updated in NPPESDecember 11, 2023
Certification dateDecember 11, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Also practisesADDICTION MEDICINE
Medical schoolUNIVERSITY OF MARYLAND SCHOOL OF MEDICINE
Graduated 1981 (45 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services