Quick answers
- Which hospitals does Basil Chang work at?
- Medicare's official clinician data lists Basil Chang at 5 hospitals: Bridgton Hospital, Central Maine Medical Center, Holland Hospital, Rumford Hospital and TriHealth Clinton Regional Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Basil Chang see patients?
- Medicare's clinician data lists 3 practice locations, including Lewiston, ME, Holland, MI and Wilmington, OH. Call before your visit to confirm the address.
- What is Basil Chang's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Basil Chang accept Medicare assignment?
- Yes. Medicare's clinician data says Basil Chang 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 Basil Chang?
- (616) 392-5141, as listed in official Medicare / NPI Registry data.
- What is Basil Chang's NPI number?
- 1831175942. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Basil Chang works
Medicare's Facility Affiliation Data lists Basil Chang at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Bridgton HospitalBridgton, ME · Critical Access Hospital · CCN 201310
- Central Maine Medical CenterLewiston, ME · Acute Care Hospital · CCN 200024
- Holland HospitalHolland, MI · Acute Care Hospital · CCN 230072
- Rumford HospitalRumford, ME · Critical Access Hospital · CCN 201306
- TriHealth Clinton Regional HospitalWilmington, OH · Acute Care Hospital · CCN 360175
Practice locations
Addresses where Basil Chang is enrolled with Medicare (CMS data updated 2026-10-02).
- 300 Main StLewiston, ME 04240
- 602 Michigan AveHolland, MI 49423 (616) 392‑5141
- 610 W Main StWilmington, OH 45177 (937) 283‑2588
Group practices
Medicare enrollment lists Basil Chang as a member of these groups (CMS data updated 2026-10-02).
- TriHealth H LLC850 clinicians in the group
- Central Maine Medical Center342 clinicians in the group
- Holland Community Hospital178 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Lewiston
Clinicians with the same Medicare primary specialty in Lewiston, ME — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Touro Un College Of Osteopathic Medicine, Vallejo |
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1831175942 |
| 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