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

Dr. John Michael Korzelius, MD

Individual provider Methadone Clinic · NPI 1932387099

Dr. John Michael Korzelius, MD is a Methadone Clinic in Camarillo, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2008
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

692 Crestview Ave
Camarillo, CA 93010-7477
Phone: (805) 890-5991
Fax: (805) 383-9663
Show map & directions

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

Specialties & licences

Methadone Clinic (primary) Taxonomy 261QM2800X · Licence G49388 (CA)

Record details

NPI number1932387099
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 31, 2008
Last updated in NPPESJanuary 31, 2008