Quick answers
- Where does John W. Darr see patients?
- Medicare's clinician data lists 2 practice locations, including Belleville, IL. Call before your visit to confirm the address.
- What is John W. Darr's specialty?
- Medicare lists Clinical Social Worker as the primary specialty.
- Does John W. Darr accept Medicare assignment?
- Yes. Medicare's clinician data says John W. Darr accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does John W. Darr offer telehealth?
- Medicare's clinician data says John W. Darr offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for John W. Darr?
- (618) 236-6501, as listed in official Medicare / NPI Registry data.
- What is John W. Darr's NPI number?
- 1912936386. 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 John W. Darr is enrolled with Medicare (CMS data updated 2026-10-02).
- 2900 Frank Scott Parkkway W, Suite 990Belleville, IL 62223 (618) 236‑6501
- 2900 Frank Scott Pkwy W, Suite 99Belleville, IL 62223 (618) 236‑6501
Group practices
Medicare enrollment lists John W. Darr as a member of these groups (CMS data updated 2026-10-02).
- PCS Mso, LLC4 clinicians in the group
- Psychiatric Services of Southern Illinois LLC2 clinicians in the group
Specialties
- Clinical Social Workerprimary
Other clinical social workers in Belleville
Clinicians with the same Medicare primary specialty in Belleville, IL — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 1981 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1912936386 |
| 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