Brian Wagenaar, M.D.
NPI 1669714234 · Internal Medicine Physician · Chicago, IL
Brian Wagenaar, M.D. is a Internal Medicine Physician provider in Chicago, IL (NPI 1669714234).
Provider details
- NPI number
- 1669714234
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036141019 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
Mailing address
Registry dates
- Enumerated
- 2013-03-21
- Last updated
- 2024-09-18
- Certified
- 2024-09-18
Frequently asked questions
- What is Brian Wagenaar's NPI number?
- Brian Wagenaar's National Provider Identifier (NPI) is 1669714234, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Wagenaar's specialty?
- Brian Wagenaar is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Wagenaar located?
- Brian Wagenaar's practice location on file with NPPES is 820 S Damen Ave, Chicago, IL 60612-3728.
- What is Brian Wagenaar's phone number?
- The practice phone number listed in the NPPES registry for Brian Wagenaar is (312) 569-8387.
- Is Brian Wagenaar's NPI active?
- Yes — Brian Wagenaar's NPI (1669714234) is active in the NPPES registry as of the last update on 2024-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.