Michael Oconnor
NPI 1861352585 · Family Nurse Practitioner · Chicago, IL
Michael Oconnor is a Family Nurse Practitioner provider in Chicago, IL (NPI 1861352585).
Provider details
- NPI number
- 1861352585
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sole proprietor
- No
- License
- 209032398 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2025-11-14
- Last updated
- 2025-11-14
- Certified
- 2025-11-14
Frequently asked questions
- What is Michael Oconnor's NPI number?
- Michael Oconnor's National Provider Identifier (NPI) is 1861352585, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Oconnor's specialty?
- Michael Oconnor is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michael Oconnor located?
- Michael Oconnor's practice location on file with NPPES is 1740 W Taylor St, Chicago, IL 60612-7232.
- What is Michael Oconnor's phone number?
- The practice phone number listed in the NPPES registry for Michael Oconnor is (312) 413-1472.
- Is Michael Oconnor's NPI active?
- Yes — Michael Oconnor's NPI (1861352585) is active in the NPPES registry as of the last update on 2025-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.