Kevin Duffin, MD
NPI 1205589215 · General Practice Physician · North Chicago, IL
Kevin Duffin, MD is a General Practice Physician provider in North Chicago, IL (NPI 1205589215).
Provider details
- NPI number
- 1205589215
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Military Health Care Provider171000000X
Other Service Providers
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Mailing address
Additional practice locations (1)
- 38400 Bob Wilson DrSan Diego, CA 92134-5000Phone: (708) 945-5360
Registry dates
- Enumerated
- 2022-01-31
- Last updated
- 2025-03-10
- Certified
- 2025-03-10
Frequently asked questions
- What is Kevin Duffin's NPI number?
- Kevin Duffin's National Provider Identifier (NPI) is 1205589215, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kevin Duffin's specialty?
- Kevin Duffin is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Kevin Duffin located?
- Kevin Duffin's practice location on file with NPPES is 3001 Green Bay Rd, North Chicago, IL 60064-3048.
- What is Kevin Duffin's phone number?
- The practice phone number listed in the NPPES registry for Kevin Duffin is (847) 688-1900.
- Is Kevin Duffin's NPI active?
- Yes — Kevin Duffin's NPI (1205589215) is active in the NPPES registry as of the last update on 2025-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.