IndividualActive
Dennis Mess
NPI 1417969833 · Orthopaedic Surgery Physician · Chicago, IL
Dennis Mess is a Orthopaedic Surgery Physician provider in Chicago, IL (NPI 1417969833).
Provider details
- NPI number
- 1417969833
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 036-060018 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
1740 W Taylor St
Chicago, IL 60612-7232
Phone: (866) 600-2273
Street-level locationGet directions
Mailing address
905 South Wolcott Avenue
Chicago, IL 60612
Registry dates
- Enumerated
- 2006-08-13
- Last updated
- 2008-06-25
Frequently asked questions
- What is Dennis Mess's NPI number?
- Dennis Mess's National Provider Identifier (NPI) is 1417969833, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Mess's specialty?
- Dennis Mess is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis Mess located?
- Dennis Mess's practice location on file with NPPES is 1740 W Taylor St, Chicago, IL 60612-7232.
- What is Dennis Mess's phone number?
- The practice phone number listed in the NPPES registry for Dennis Mess is (866) 600-2273.
- Is Dennis Mess's NPI active?
- Yes — Dennis Mess's NPI (1417969833) is active in the NPPES registry as of the last update on 2008-06-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.