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

Dr. Justin Andrew Steinkamp, MD

Individual provider Addiction Medicine (Internal Medicine) Physician · NPI 1700351822

Dr. Justin Andrew Steinkamp, MD is a Family Practice in Saint Charles, Missouri. Qualified in 2011, 15 years ago. Works from 4 locations. Licensed in Missouri.

Years since qualifying
15
Licensed in
MO
In the registry since
2018
Specialties on file
6
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

330 1st Capitol Dr Ste 245
Saint Charles, MO 63301-2859
Phone: (314) 238-8848
Fax: (314) 492-3304
Show map & directions

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

Additional practice locations (3)

  • 1039 S Duchesne Dr, Saint Charles, MO 63301-4836 — (636) 724-4848
  • 9904 Clayton Rd Ste 135, Saint Louis, MO 63124-1149 — (314) 238-8848
  • 2821 N Ballas Rd Ste C37, Saint Louis, MO 63131-2313 — (314) 238-8848

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 2018035137 (MO)
Addiction Medicine (Internal Medicine) Physician Taxonomy 207RA0401X · Licence 2018035137 (MO)
Obesity Medicine (Internal Medicine) Physician Taxonomy 207RB0002X · Licence 2018035137 (MO)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 2018035137 (MO)
Endocrinology, Diabetes & Metabolism Physician Taxonomy 207RE0101X · Licence 2018035137 (MO)
Hypertension Specialist Physician Taxonomy 207RH0005X · Licence 2018035137 (MO)

Record details

NPI number1700351822
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 4, 2018
Last updated in NPPESDecember 4, 2024
Certification dateSeptember 26, 2024

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Accepts Medicare assignment Not indicated
Practice locations3 on file with Medicare