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
Mailing address692 Crestview Ave, Camarillo, CA 93010-7477