IndividualActive
William Janes, MD
NPI 1528346699 · Internal Medicine Physician · Waukegan, IL
William Janes, MD is a Internal Medicine Physician provider in Waukegan, IL (NPI 1528346699).
Provider details
- NPI number
- 1528346699
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036045437 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(81/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
1800 Grand Ave
Waukegan, IL 60085-3582
Phone: (847) 360-8800
Fax: (847) 360-0485
Approximate (ZIP-level) locationGet directions
Mailing address
1419 Arcady Dr
Lake Forest, IL 60045-3609
Registry dates
- Enumerated
- 2011-07-23
- Last updated
- 2016-09-20
Frequently asked questions
- What is William Janes's NPI number?
- William Janes's National Provider Identifier (NPI) is 1528346699, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Janes's specialty?
- William Janes is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Janes located?
- William Janes's practice location on file with NPPES is 1800 Grand Ave, Waukegan, IL 60085-3582.
- What is William Janes's phone number?
- The practice phone number listed in the NPPES registry for William Janes is (847) 360-8800.
- Is William Janes's NPI active?
- Yes — William Janes's NPI (1528346699) is active in the NPPES registry as of the last update on 2016-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.