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

Dr. Cynthia Kay Mackey, DO

Individual provider Hospice and Palliative Medicine (Emergency Medicine) Physician · NPI 1598966053

Dr. Cynthia Kay Mackey, DO is a Hospice and Palliative Medicine (Emergency Medicine) Physician in Lancaster, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

43112 15th St W
Lancaster, CA 93534-6219
Phone: (661) 726-2435
Fax: (661) 726-2301
Show map & directions

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

Specialties & licences

Hospice and Palliative Medicine (Emergency Medicine) Physician (primary) Taxonomy 207PH0002X · Licence 20A6571 (CA)

Record details

NPI number1598966053
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorYes
NPI enumeratedMay 30, 2007
Last updated in NPPESOctober 24, 2017
Mailing address235 Main St Apt 119, Venice, CA 90291-5222