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

John Tharnstrom, PA

Individual provider Emergency Medicine Physician · NPI 1467541227

John Tharnstrom, PA is an Emergency Medicine Physician in Naperville, Illinois. Licensed in Illinois and Texas. Registered with an NPI since 2006.

Licensed in
IL, TX
In the registry since
2006
Specialties on file
2
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

See every abbreviation used in this directory →

Practice location Address checks out

808 Rickert Dr Ste 103
Naperville, IL 60540-0908
Phone: (331) 551-5854
Fax: (630) 348-3098
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 085-002044 (IL)
Physician Assistant Taxonomy 363A00000X · Licence PA09915 (TX)

Record details

NPI number1467541227
Entity typeIndividual (Type 1)
GenderMale
Credentials PA
Sole proprietorNo
NPI enumeratedOctober 12, 2006
Last updated in NPPESJuly 28, 2023
Certification dateJuly 28, 2023
Mailing addressPo Box 713260, Chicago, IL 60677-1260

Other providers in Naperville