Quick answers
- Which hospitals does Melissa A. Chiston work at?
- Medicare's official clinician data lists Melissa A. Chiston at 5 hospitals: Boone County Hospital, Hansen Family Hospital, Kossuth Regional Health Center, MercyOne North Iowa Medical Center and Trinity Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Melissa A. Chiston see patients?
- Medicare's clinician data lists 1 practice location in Ames, IA. Call before your visit to confirm the address.
- What is Melissa A. Chiston's specialty?
- Medicare lists Rheumatology as the primary specialty.
- Does Melissa A. Chiston accept Medicare assignment?
- Yes. Medicare's clinician data says Melissa A. Chiston 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 Melissa A. Chiston offer telehealth?
- Medicare's clinician data says Melissa A. Chiston offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Melissa A. Chiston?
- (515) 239-3040, as listed in official Medicare / NPI Registry data.
- What is Melissa A. Chiston's NPI number?
- 1134440886. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Melissa A. Chiston works
Medicare's Facility Affiliation Data lists Melissa A. Chiston at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Boone County HospitalBoone, IA · Critical Access Hospital · CCN 161372
- Hansen Family HospitalIowa Falls, IA · Critical Access Hospital · CCN 161380
- Kossuth Regional Health CenterAlgona, IA · Critical Access Hospital · CCN 161353
- MercyOne North Iowa Medical CenterMason City, IA · Acute Care Hospital · CCN 160064
- Trinity Regional Medical CenterFort Dodge, IA · Acute Care Hospital · CCN 160016
Practice locations
Addresses where Melissa A. Chiston is enrolled with Medicare (CMS data updated 2026-10-02).
- 3500 University Blvd, Suite 1001Ames, IA 50010 (515) 239‑3040
Group practices
Medicare enrollment lists Melissa A. Chiston as a member of this group (CMS data updated 2026-10-02).
- McFarland Clinic PC363 clinicians in the group
Specialties
- Rheumatologyprimary
Other rheumatologists in Iowa
Clinicians with the same Medicare primary specialty in Iowa — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Kansas School Of Med (kc/wich/sal) |
| Graduation year | 2010 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1134440886 |
| 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