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

MS. Melissa Ann Longjohn

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1427570779

MS. Melissa Ann Longjohn is an Addiction (Substance Use Disorder) Counselor in Lancaster, California. Works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2017

Practice location Address checks out

44447 10th St W
Lancaster, CA 93534-3324
Phone: (661) 726-2630
Fax: (661) 723-3211
Show map & directions

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

Additional practice locations (1)

  • 7101 Baird Ave, Reseda, CA 91335-4150 — (818) 342-5897

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence R1252200517 (CA)

Record details

NPI number1427570779
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJuly 7, 2017
Last updated in NPPESJuly 21, 2022
Certification dateMay 5, 2020

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