OrganizationActive
Jack D. Clemis, MD Sc
NPI 1851434658 · Specialist · Chicago, IL
Jack D. Clemis, MD Sc is a Specialist organization in Chicago, IL (NPI 1851434658).
Provider details
- NPI number
- 1851434658
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Jack Clemis, Physician(312) 938-4327
- License
- 036038421 (IL)
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
151 N Michigan Ave
Suite 914
Chicago, IL 60601-7506
Phone: (312) 938-4327
Fax: (312) 938-0490
Street-level locationGet directions
Mailing address
151 N Michigan Ave
Chicago, IL 60601-7506
Other names (DBA / former)
- Former legal business name
- Jack D. Clemis, MD Sc
Registry dates
- Enumerated
- 2007-02-14
- Last updated
- 2013-02-07
Frequently asked questions
- What is Jack D. Clemis, MD Sc's NPI number?
- Jack D. Clemis, MD Sc's National Provider Identifier (NPI) is 1851434658, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Jack D. Clemis, MD Sc?
- Jack D. Clemis, MD Sc is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Jack D. Clemis, MD Sc located?
- Jack D. Clemis, MD Sc's practice location on file with NPPES is 151 N Michigan Ave, Chicago, IL 60601-7506.
- What is Jack D. Clemis, MD Sc's phone number?
- The practice phone number listed in the NPPES registry for Jack D. Clemis, MD Sc is (312) 938-4327.
- Who is the authorized official for Jack D. Clemis, MD Sc?
- The authorized official listed on Jack D. Clemis, MD Sc's NPPES record is Jack Clemis, Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Jack D. Clemis, MD Sc's NPI active?
- Yes — Jack D. Clemis, MD Sc's NPI (1851434658) is active in the NPPES registry as of the last update on 2013-02-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.