4.7
6 Ratings with 1 written Review
Summary
Dr. Heather Williamson is an internal medicine and family medicine physician with 26 years of experience providing comprehensive care to patients. She earned her Doctor of Osteopathy degree from A.T. Still University Kirksville College of Osteopathic Medicine and completed her residency training at Des Peres Hospital. Dr. Williamson speaks English and brings more than two decades of clinical expertise to her practice.
Dr. Williamson practices at multiple locations throughout the Saint Louis area in Missouri, including Hazelwood, Festus, and Saint Peters. She maintains hospital affiliations with Christian Hospital, several Mercy Health facilities, and Barnes Jewish West County Hospital. Patients consistently rate her highly, with an average score of 4.7 out of 5 stars. Her osteopathic training emphasizes a whole-person approach to medicine, focusing on preventive care and the body's natural ability to heal.
Dr. Williamson practices at multiple locations throughout the Saint Louis area in Missouri, including Hazelwood, Festus, and Saint Peters. She maintains hospital affiliations with Christian Hospital, several Mercy Health facilities, and Barnes Jewish West County Hospital. Patients consistently rate her highly, with an average score of 4.7 out of 5 stars. Her osteopathic training emphasizes a whole-person approach to medicine, focusing on preventive care and the body's natural ability to heal.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 26 years of experience
- speaks English
- Des Peres Hospital
- 1 written review
- 3 specialties
- 10 areas of expertise
- 8 hospital affiliations
- 10 office locations
- Female
Patients’ Perspective
- Gave an accurate diagnosis
- Had a good bedside manner
- Spent time with me
Based on patient feedback. Read the reviews
Office Locations
Dr. Heather Carolyn Williamson has 10 locationsMercy Clinic Primary Care Hazelwood
801 Hazelwest DrHazelwood, MO 63042 Tel: (314) 919-2700
Mon9:00 am - 5:00 pm
Tue8:00 am - 4:00 pm
Wed8:00 am - 4:00 pm
Thu8:00 am - 4:00 pm
Fri8:00 am - 4:00 pm
SatClosed
SunClosed
Mercy Occupational And Corporate Health Jefferson
1390 US Highway 61 Ste 3200Festus, MO 63028 Tel: (636) 933-1669
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed
Mercy Occupational And Corporate Health
11700 Studt Ave Ste CSaint Louis, MO 63141 Tel: (314) 989-9199
Mon7:00 am - 5:00 pm
Tue7:00 am - 5:00 pm
Wed7:00 am - 5:00 pm
Thu7:00 am - 5:00 pm
Fri7:00 am - 5:00 pm
SatClosed
SunClosed
Mercy Occupational And Corporate Health Washington
901 Patients First Dr Ste 2300Washington, MO 63090Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  |  |  |
| Dr. Heather Carolyn Williamson, DO | Dr. Kelly Ann Wood, MSPH, MD | Eric Harker | Dr. Michael Albrecht, MD |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 26 Years of Experience | 20 Years of Experience | 25 Years of Experience | 14 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available |
| Speaks English | Speaks English | Speaks English | Speaks English |
| Hazelwood , MO | COLUMBIA , IL | Lyons , CO | LANSING , KS |
| Med School: A T Still University Kirksville College Of Osteopathic Medicine | Med School: Southern Illinois University School Of Medicine | Med School: Duke University School Of Medicine | Med School: University Of Kansas School Of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Heather Carolyn Williamson
Medical Specialties
Dr. Heather Carolyn Williamson has the following 3 specialties
Specialty Expertise
Dr. Heather Carolyn Williamson has the following 10 areas of expertise
Certifications, License, & Education
26 Years Experience
Dr. Heather Carolyn Williamson holds an expired medical license in the state of Missouri.
Medical License
Doctor Of Osteopathy with an expired medical license in the state of Missouri that expired in 2026.
Education & Training
Residency
Completed their residency at Des Peres Hospital.
Medical School
Graduated from A T Still University Kirksville College Of Osteopathic Medicine in 2000.
NPI Number
Dr. Williamson's NPI number is 1700880358.
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- Dr. Belisario R Cabanilla, MDPublic Health & General Preventive Medicine54 Years Exp | Saint Louis, MO
Frequently Asked Questions
- Does Dr. Heather Williamson accept my insurance?
- You can see the insurance plans that Dr. Heather Williamson accepts on their Vitals profile.
- Is Dr. Heather Williamson accepting new patients?
- Dr. Heather Williamson is accepting new patients on Vitals. View Dr. Heather Williamson's profile on Vitals to make an appointment.
- Where is Dr. Heather Williamson's office located?
- Dr. Heather Williamson's office is located at 801 Hazelwest Dr, Hazelwood, MO, 63042.
- Does Dr. Heather Williamson accept virtual/telehealth appointments?
- Dr. Heather Williamson has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Which hospitals is Dr. Heather Williamson affiliated with?
- Dr. Heather Williamson is affiliated with Christian Hospital, Kindred Hospital Saint Louis South, Mercy Hospital Saint Louis, Mercy Hospital Jefferson, Barnes Jewish West County Hospital, Barnes Jewish Saint Peters Hospital, Progress West Hospital, and Barnes Jewish Saint Peters Hospital.
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