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Charles Slack, MD
NPI 1558316893 · Orthopaedic Surgery Physician · Chicago, IL
Charles Slack, MD is a Orthopaedic Surgery Physician provider in Chicago, IL (NPI 1558316893).
Provider details
- NPI number
- 1558316893
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036-048353 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
150 N Michigan Ave
Suite 1400
Chicago, IL 60601-7553
Phone: (312) 444-1145
Street-level locationGet directions
Mailing address
900 Rand Rd Ste 300
Des Plaines, IL 60016-2359
Registry dates
- Enumerated
- 2006-05-24
- Last updated
- 2012-08-28
Frequently asked questions
- What is Charles Slack's NPI number?
- Charles Slack's National Provider Identifier (NPI) is 1558316893, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Slack's specialty?
- Charles Slack is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Slack located?
- Charles Slack's practice location on file with NPPES is 150 N Michigan Ave, Chicago, IL 60601-7553.
- What is Charles Slack's phone number?
- The practice phone number listed in the NPPES registry for Charles Slack is (312) 444-1145.
- Is Charles Slack's NPI active?
- Yes — Charles Slack's NPI (1558316893) is active in the NPPES registry as of the last update on 2012-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.