Michael O'Connor, DC
NPI 1538981949 · Chiropractor · Lombard, IL
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael O'Connor, DC is a Chiropractor provider in Lombard, IL (NPI 1538981949).
Provider details
- NPI number
- 1538981949
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- DC
- Sex
- Male
- Sole proprietor
- No
- License
- 038.014118 (IL)
Specialties & taxonomies
Chiropractic Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2024-10-28
- Last updated
- 2024-10-28
- Certified
- 2024-10-28
Frequently asked questions
- What is Michael O'Connor's NPI number?
- Michael O'Connor's National Provider Identifier (NPI) is 1538981949, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael O'Connor's specialty?
- Michael O'Connor is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Michael O'Connor located?
- Michael O'Connor's practice location on file with NPPES is 442 E Roosevelt Rd, Lombard, IL 60148-4630.
- What is Michael O'Connor's phone number?
- The practice phone number listed in the NPPES registry for Michael O'Connor is (630) 261-0001.
- Does Michael O'Connor accept Medicare?
- Michael O'Connor is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael O'Connor's NPI active?
- Yes — Michael O'Connor's NPI (1538981949) is active in the NPPES registry as of the last update on 2024-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.