OrganizationActive
Chicago South Orthopedics, Inc
NPI 1023138633 · Specialist · Oak Lawn, IL
Chicago South Orthopedics, Inc is a Specialist organization in Oak Lawn, IL (NPI 1023138633).
Provider details
- NPI number
- 1023138633
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Mark Nikkel, Orthopedic Surgen(708) 423-8440
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(90/100 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
5540 W 111th St
Oak Lawn, IL 60453-5574
Phone: (708) 423-8440
Fax: (708) 658-2958
Street-level locationGet directions
Mailing address
5540 W 111th St
Oak Lawn, IL 60453-5574
Registry dates
- Enumerated
- 2007-03-29
- Last updated
- 2020-05-21
Frequently asked questions
- What is Chicago South Orthopedics, Inc's NPI number?
- Chicago South Orthopedics, Inc's National Provider Identifier (NPI) is 1023138633, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Chicago South Orthopedics, Inc?
- Chicago South Orthopedics, Inc is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Chicago South Orthopedics, Inc located?
- Chicago South Orthopedics, Inc's practice location on file with NPPES is 5540 W 111th St, Oak Lawn, IL 60453-5574.
- What is Chicago South Orthopedics, Inc's phone number?
- The practice phone number listed in the NPPES registry for Chicago South Orthopedics, Inc is (708) 423-8440.
- Who is the authorized official for Chicago South Orthopedics, Inc?
- The authorized official listed on Chicago South Orthopedics, Inc's NPPES record is Mark Nikkel, Orthopedic Surgen. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Chicago South Orthopedics, Inc's NPI active?
- Yes — Chicago South Orthopedics, Inc's NPI (1023138633) is active in the NPPES registry as of the last update on 2020-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.