Quick answers
- Where does Chelsea E. Koenig see patients?
- Medicare's clinician data lists 3 practice locations, including Hillsboro, MO, Saint Louis, MO and De Soto, MO. Call before your visit to confirm the address.
- What is Chelsea E. Koenig's specialty?
- Medicare lists Mental Health Counselor as the primary specialty.
- Does Chelsea E. Koenig accept Medicare assignment?
- Medicare's clinician data says Chelsea E. Koenig may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Chelsea E. Koenig?
- (618) 877-4420, as listed in official Medicare / NPI Registry data.
- What is Chelsea E. Koenig's NPI number?
- 1205437753. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Chelsea E. Koenig is enrolled with Medicare (CMS data updated 2026-10-02).
- 102 4th StHillsboro, MO 63050 (618) 877‑4420
- 12818 Tesson Ferry Rd, Suite 103Saint Louis, MO 63128 (314) 923‑4655
- 400 Boyd StDe Soto, MO 63020 (618) 877‑4420
Group practices
Medicare enrollment lists Chelsea E. Koenig as a member of these groups (CMS data updated 2026-10-02).
- Chestnut Health Systems Inc31 clinicians in the group
- Mypathtoself Inc10 clinicians in the group
Specialties
- Mental Health Counselorprimary
Other mental health counselors in Missouri
Clinicians with the same Medicare primary specialty in Missouri — not a recommendation.
Clinician information
| Graduation year | 2015 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1205437753 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians