John O'Keefe, M.D.
NPI 1073678942 · Orthopaedic Surgery Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John O'Keefe, M.D. is a Orthopaedic Surgery Physician provider in Chicago, IL (NPI 1073678942).
Provider details
- NPI number
- 1073678942
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036061666 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs 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
- 2006-12-22
- Last updated
- 2015-08-13
Frequently asked questions
- What is John O'Keefe's NPI number?
- John O'Keefe's National Provider Identifier (NPI) is 1073678942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John O'Keefe's specialty?
- John O'Keefe is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is John O'Keefe located?
- John O'Keefe's practice location on file with NPPES is 4849 W Fullerton Ave, Chicago, IL 60639-2503.
- What is John O'Keefe's phone number?
- The practice phone number listed in the NPPES registry for John O'Keefe is (312) 326-6100.
- Does John O'Keefe accept Medicare?
- John O'Keefe is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John O'Keefe's NPI active?
- Yes — John O'Keefe's NPI (1073678942) is active in the NPPES registry as of the last update on 2015-08-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.