Medical school: LOS ANGELES COLLEGE OF CHIROPRACTIC
Graduated: 1994
NPI: 1114004470
Practice Locations (2)
STEVEN D. HEFFELFINGER,D.C., INC., A CHIROPRACTIC CORPORATION
4083 W AVE L, SUITE 341
LANCASTER, CA 935364202
STEVEN D. HEFFELFINGER,D.C., INC., A CHIROPRACTIC CORPORATION
41765 12TH ST W, SUITE D
PALMDALE, CA 935511422
6619485988
Source: CMS National Downloadable File, September 2026.