Quick answers
- Where does Darek Olearczyk see patients?
- Medicare's clinician data lists 3 practice locations, including Hadley, MA, Ware, MA and South Hadley, MA. Call before your visit to confirm the address.
- What is Darek Olearczyk's specialty?
- Medicare lists Chiropractic as the primary specialty.
- Does Darek Olearczyk accept Medicare assignment?
- Yes. Medicare's clinician data says Darek Olearczyk 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 Darek Olearczyk?
- (413) 586-5552, as listed in official Medicare / NPI Registry data.
- What is Darek Olearczyk's NPI number?
- 1811095391. 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 Darek Olearczyk is enrolled with Medicare (CMS data updated 2026-10-02).
- 241 Russell StHadley, MA 01035 (413) 586‑5552
- 246 W StWare, MA 01082 (413) 967‑0211
- 654 New Ludlow RdSouth Hadley, MA 01075 (413) 437‑8550
Group practices
Medicare enrollment lists Darek Olearczyk as a member of these groups (CMS data updated 2026-10-02).
- Aegis Health Partners PC2 clinicians in the group
- Premier Health Group Inc2 clinicians in the group
Specialties
- Chiropracticprimary
Other chiropractors in Hadley
Clinicians with the same Medicare primary specialty in Hadley, MA — not a recommendation.
Clinician information
| Credential | CH |
|---|---|
| Graduation year | 2006 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811095391 |
| 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