Quick answers
- Which hospitals does John McNeil work at?
- Medicare's official clinician data lists John McNeil at 3 hospitals: Adventist Health Hanford, Cox Medical Centers and Mercy Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John McNeil see patients?
- Medicare's clinician data lists 2 practice locations, including Chesterfield, MO and Springfield, MO. Call before your visit to confirm the address.
- What is John McNeil's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does John McNeil accept Medicare assignment?
- Yes. Medicare's clinician data says John McNeil 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.
- What is the phone number for John McNeil?
- (636) 206-2665, as listed in official Medicare / NPI Registry data.
- What is John McNeil's NPI number?
- 1003340126. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John McNeil works
Medicare's Facility Affiliation Data lists John McNeil at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Adventist Health HanfordHanford, CA · Acute Care Hospital · CCN 050121
- Cox Medical CentersSpringfield, MO · Acute Care Hospital · CCN 260040
- Mercy Medical CenterMerced, CA · Acute Care Hospital · CCN 050444
Practice locations
Addresses where John McNeil is enrolled with Medicare (CMS data updated 2026-10-02).
- 1722 Clarkson RdChesterfield, MO 63017 (636) 206‑2665
- 303 W Sunshine St, Mercy Gohealth Urgent Care W SunshineSpringfield, MO 65807 (417) 986‑0452
Group practices
Medicare enrollment lists John McNeil as a member of these groups (CMS data updated 2026-10-02).
- Mercy East Ambulatory Services LLC105 clinicians in the group
- Mercy Southern Missouri Ambulatory Services LLC37 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Chesterfield
Clinicians with the same Medicare primary specialty in Chesterfield, MO — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, San Diego School Of Medicine |
| Graduation year | 2015 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1003340126 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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