Quick answers
- Which hospitals does Christina A. Old work at?
- Medicare's official clinician data lists Christina A. Old at 1 hospital: Hillsdale Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Christina A. Old see patients?
- Medicare's clinician data lists 2 practice locations, including Reading, MI and Hillsdale, MI. Call before your visit to confirm the address.
- What is Christina A. Old's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Christina A. Old accept Medicare assignment?
- Yes. Medicare's clinician data says Christina A. Old 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 Christina A. Old?
- (517) 283-1772, as listed in official Medicare / NPI Registry data.
- What is Christina A. Old's NPI number?
- 1457038853. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Christina A. Old works
Medicare's Facility Affiliation Data lists Christina A. Old at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hillsdale HospitalHillsdale, MI · Acute Care Hospital · CCN 230037
Practice locations
Addresses where Christina A. Old is enrolled with Medicare (CMS data updated 2026-10-02).
- 143 S Main St, Reading Health ClinicReading, MI 49274 (517) 283‑1772
- 240 W Carleton Rd, Hillsdale Health and WellnessHillsdale, MI 49242 (517) 437‑7040
Group practices
Medicare enrollment lists Christina A. Old as a member of this group (CMS data updated 2026-10-02).
- Hillsdale Community Health Center68 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Reading
Clinicians with the same Medicare primary specialty in Reading, MI — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1457038853 |
| 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