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

Dr. Karlon Howard Johnson, MD

Individual provider Family Medicine Physician · NPI 1144325473

Dr. Karlon Howard Johnson, MD is a Family Practice in Hawthorne, California. Graduated from Howard University College of Medicine in 1989, 37 years ago. Practices with Northeast Community Clinic, a 21-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
37
Trained at
Howard University College of Medicine
Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

4455 W 117th St Ste 300
Hawthorne, CA 90250-2240
Phone: (310) 645-0444
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence G70613 (CA)

Record details

NPI number1144325473
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 13, 2006
Last updated in NPPESJanuary 15, 2026
Certification dateJanuary 15, 2026

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolHOWARD UNIVERSITY COLLEGE OF MEDICINE
Graduated 1989 (37 years in practice)
Group practice Northeast Community Clinic — 21 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Hawthorne