Quick answers
- Where does Dennis A. Farrell see patients?
- Medicare's clinician data lists 1 practice location in Princeton, IL. Call before your visit to confirm the address.
- What is Dennis A. Farrell's specialty?
- Medicare lists Chiropractic as the primary specialty.
- Does Dennis A. Farrell accept Medicare assignment?
- Medicare's clinician data says Dennis A. Farrell may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Dennis A. Farrell?
- (815) 875-4408, as listed in official Medicare / NPI Registry data.
- What is Dennis A. Farrell's NPI number?
- 1437218666. 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 Dennis A. Farrell is enrolled with Medicare (CMS data updated 2026-10-02).
- 682 E Peru StPrinceton, IL 61356 (815) 875‑4408
Group practices
Medicare enrollment lists Dennis A. Farrell as a member of this group (CMS data updated 2026-10-02).
- Dennis a Farrell Enterprises Ltd3 clinicians in the group
Specialties
- Chiropracticprimary
Other chiropractors in Princeton
Clinicians with the same Medicare primary specialty in Princeton, IL — not a recommendation.
Clinician information
| Credential | CH |
|---|---|
| Medical school | Palmer College Chiropractic - Davenport |
| Graduation year | 1976 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1437218666 |
| 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