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

Dr. Steven James Mattes, DC

Individual provider Sports Physician Chiropractor · NPI 1982681375

Dr. Steven James Mattes, DC is a Chiropractic in Newton, Iowa. Graduated from Northwestern College of Chiropractic in 1997, 29 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Iowa.

Years since qualifying
29
Trained at
Northwestern College of Chiropractic
Licensed in
IA
In the registry since
2005
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

See every abbreviation used in this directory →

Practice location Address checks out

119 1st Ave W
Newton, IA 50208-3721
Phone: (641) 787-0311
Fax: (641) 792-6396
Show map & directions

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

Specialties & licences

Sports Physician Chiropractor (primary) Taxonomy 111NS0005X · Licence AO6227 (IA)

Record details

NPI number1982681375
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedDecember 27, 2005
Last updated in NPPESSeptember 26, 2011

Medicare enrollment

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

Medicare specialtyCHIROPRACTIC
Medical schoolNORTHWESTERN COLLEGE OF CHIROPRACTIC
Graduated 1997 (29 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Newton