Jack Siekerka, D.C.

With 20 years of practice, Jack Siekerka is an established healthcare provider, D.C., after earning their medical degree at Los Angeles College Of Chiropractic in 1990. Jack currently practices at Southern California Permanente Medical Group in El Cajon, California. Their National Provider Identifier (NPI) is 1598848566, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.

CMS Medicare data shows Jack Siekerka as a lower-volume healthcare provider, treating approximately 46 Medicare beneficiaries and delivering 737 services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.