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

Dr. John S Balocki, DO

Individual provider Family Medicine Physician · NPI 1801856117

Dr. John S Balocki, DO is a Family Medicine Physician in Crystal Lake, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

185 Heritage Dr Ste 3
Crystal Lake, IL 60014
Phone: (815) 455-0310
Fax: (815) 455-1210
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 036073896 (IL)

Record details

NPI number1801856117
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 23, 2006
Last updated in NPPESJanuary 26, 2010
Mailing address185 Heritage Drive, Suite 3, Crystal Lake, IL 60014

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