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

Dr. Jason Michael Mehrtens, MD

Individual provider Adult Medicine Physician · NPI 1194772129

Dr. Jason Michael Mehrtens, MD is an Adult Medicine Physician in Fenton, Missouri. Licensed in Missouri. Registered with an NPI since 2006.

Licensed in
MO
In the registry since
2006
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

1203 Smizer Mill Rd Ste 105
Fenton, MO 63026-3483
Phone: (636) 717-1350
Fax: (636) 717-1355
Show map & directions

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

Specialties & licences

Adult Medicine Physician (primary) Taxonomy 207QA0505X · Licence 2010009950 (MO)

Record details

NPI number1194772129
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 27, 2006
Last updated in NPPESSeptember 13, 2018

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