Quick answers
- Where does Nicholas E. Oldham see patients?
- Medicare's clinician data lists 2 practice locations, including Eldorado, IL and Harrisburg, IL. Call before your visit to confirm the address.
- What is Nicholas E. Oldham's specialty?
- Medicare lists Qualified Audiologist as the primary specialty.
- Does Nicholas E. Oldham accept Medicare assignment?
- Yes. Medicare's clinician data says Nicholas E. Oldham 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 Nicholas E. Oldham?
- (618) 253-3277, as listed in official Medicare / NPI Registry data.
- What is Nicholas E. Oldham's NPI number?
- 1417245606. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Nicholas E. Oldham is enrolled with Medicare (CMS data updated 2026-10-02).
- 1201 Pine StEldorado, IL 62930
- 1220 E Sloan StHarrisburg, IL 62946 (618) 253‑3277
Group practices
Medicare enrollment lists Nicholas E. Oldham as a member of this group (CMS data updated 2026-10-02).
- Ferrell Hospital Community Foundation56 clinicians in the group
Specialties
- Qualified Audiologistprimary
Other audiologists in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Clinician information
| Credential | AU |
|---|---|
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1417245606 |
| 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
- 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