Maria O'Connor, PA-C
NPI 1316114929 · Medical Physician Assistant · Chicago, IL
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria O'Connor, PA-C is a Medical Physician Assistant provider in Chicago, IL (NPI 1316114929).
Provider details
- NPI number
- 1316114929
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 085002302 (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 tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$209 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-13
- Last updated
- 2008-05-13
Frequently asked questions
- What is Maria O'Connor's NPI number?
- Maria O'Connor's National Provider Identifier (NPI) is 1316114929, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria O'Connor's specialty?
- Maria O'Connor is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Maria O'Connor located?
- Maria O'Connor's practice location on file with NPPES is 1725 W Harrison St Ste 328, Chicago, IL 60612-3852.
- What is Maria O'Connor's phone number?
- The practice phone number listed in the NPPES registry for Maria O'Connor is (312) 942-8106.
- Does Maria O'Connor accept Medicare?
- Maria 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 Maria O'Connor's NPI active?
- Yes — Maria O'Connor's NPI (1316114929) is active in the NPPES registry as of the last update on 2008-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.