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

Jessica Lynn Underhill, DO

Individual provider General Practice Physician · NPI 1417362880

Jessica Lynn Underhill, DO is a Family Practice in Saint Peters, Missouri. Qualified in 2014, 12 years ago. Practices with SSM Medical Group Inc, a 560-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Missouri.

Years since qualifying
12
Licensed in
MO
In the registry since
2014
Specialties on file
2
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.

See every abbreviation used in this directory →

Practice location Address checks out

6994 Mexico Rd
Saint Peters, MO 63376-1512
Phone: (636) 397-3231
Show map & directions

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

Additional practice locations (1)

  • 2345 Dougherty Ferry Rd, Saint Louis, MO 63122-3313 — (314) 419-1533

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 2016025180 (MO)
General Practice Physician Taxonomy 208D00000X · Licence 0 (MO)

Record details

NPI number1417362880
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 24, 2014
Last updated in NPPESNovember 12, 2020
Certification dateNovember 12, 2020

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Ssm Medical Group Inc — 560 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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