OrganizationActive
John C Farmer MD Sc
NPI 1033310933 · Primary Care Clinic/Center · Chicago, IL
Provider details
- NPI number
- 1033310933
- Entity type
- Organization
- Primary specialty
- Primary Care Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- John Farmer, Owner(773) 375-1300
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
Detailed profile(89/100 index)
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
8741 S Greenwood Ave
Ste 101
Chicago, IL 60619-7061
Phone: (773) 375-1300
Fax: (773) 375-1312
Street-level locationGet directions
Mailing address
8741 S Greenwood Ave
Chicago, IL 60619-7061
Registry dates
- Enumerated
- 2007-05-29
- Last updated
- 2020-08-22
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.