Quick answers
- Which hospitals does John T. Heineman work at?
- Medicare's official clinician data lists John T. Heineman at 2 hospitals: MercyOne Des Moines Medical Center and MercyOne Newton Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John T. Heineman see patients?
- Medicare's clinician data lists 5 practice locations, including Newton, IA, Des Moines, IA and Johnston, IA. Call before your visit to confirm the address.
- What is John T. Heineman's specialty?
- Medicare lists Hand Surgery as the primary specialty, and also Plastic and Reconstructive Surgery.
- Does John T. Heineman accept Medicare assignment?
- Yes. Medicare's clinician data says John T. Heineman 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 T. Heineman?
- (641) 792-1273, as listed in official Medicare / NPI Registry data.
- What is John T. Heineman's NPI number?
- 1629414388. 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 T. Heineman works
Medicare's Facility Affiliation Data lists John T. Heineman at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- MercyOne Des Moines Medical CenterDes Moines, IA · Acute Care Hospital · CCN 160083
- MercyOne Newton Medical CenterNewton, IA · Acute Care Hospital · CCN 160032
Practice locations
Addresses where John T. Heineman is enrolled with Medicare (CMS data updated 2026-10-02).
- 204 N 4th Ave ENewton, IA 50208 (641) 792‑1273
- 300 N 4th Ave E, Suite 135Newton, IA 50208 (641) 787‑3170
- 450 Laurel St, Suite ADes Moines, IA 50314 (515) 247‑8400
- 5300 NW 86th St, Suite 500Johnston, IA 50131 (515) 247‑8400
- 9421 Marketplace DrNorwalk, IA 50211 (515) 974‑0800
Group practices
Medicare enrollment lists John T. Heineman as a member of these groups (CMS data updated 2026-10-02).
- Mercy Clinics Inc443 clinicians in the group
- Iowa Orthopaedic Center PC69 clinicians in the group
- Mercy Medical Center-Newton15 clinicians in the group
Specialties
Other hand surgeons in Iowa
Clinicians with the same Medicare primary specialty in Iowa — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Oregon Health Sciences University School Of Medicine |
| Graduation year | 2012 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1629414388 |
| 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