Quick answers
- Which hospitals does David Donnelly work at?
- Medicare's official clinician data lists David Donnelly at 5 hospitals: Carroll County Memorial Hospital, Liberty Hospital, Macon County Samaritan Memorial Hospital, NKC Health and PIH Health Downey Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David Donnelly see patients?
- Medicare's clinician data lists 7 practice locations, including Downey, CA, Macon, MO and Whittier, CA. Call before your visit to confirm the address.
- What is David Donnelly's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does David Donnelly accept Medicare assignment?
- Yes. Medicare's clinician data says David Donnelly 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 David Donnelly?
- (562) 904-5000, as listed in official Medicare / NPI Registry data.
- What is David Donnelly's NPI number?
- 1659959740. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David Donnelly works
Medicare's Facility Affiliation Data lists David Donnelly at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Carroll County Memorial HospitalCarrollton, MO · Critical Access Hospital · CCN 261332
- Liberty HospitalLiberty, MO · Acute Care Hospital · CCN 260177
- Macon County Samaritan Memorial HospitalMacon, MO · Critical Access Hospital · CCN 261313
- NKC HealthNorth Kansas City, MO · Acute Care Hospital · CCN 260096
- PIH Health Downey HospitalDowney, CA · Acute Care Hospital · CCN 050393
Practice locations
Addresses where David Donnelly is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 11500 Brookshire AveDowney, CA 90241 (562) 904‑5000
- 1205 N Missouri StMacon, MO 63552 (660) 385‑8700
- 12401 Washington BlvdWhittier, CA 90602 (562) 698‑0811
- 12401 Washington Blvd, Suite 100Whittier, CA 90602 (562) 967‑2885
- 12675 La Mirada Blvd, Suite 201and401La Mirada, CA 90638 (562) 903‑7339
Group practices
Medicare enrollment lists David Donnelly as a member of these groups (CMS data updated 2026-10-02).
- PIH Health Physicians622 clinicians in the group
- Macon County Samaritan Hospital38 clinicians in the group
- Gates Hospitalists LLC9 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Downey
Clinicians with the same Medicare primary specialty in Downey, CA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Kansas City University Of Med & Biosciences, College Of Osteo Med |
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1659959740 |
| 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