Harris Feldman, MD
NPI 1821001348 · Diagnostic Radiology Physician · Chicago, IL
Harris Feldman, MD is a Diagnostic Radiology Physician provider in Chicago, IL (NPI 1821001348).
Provider details
- NPI number
- 1821001348
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 36049211 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-08-14
- Last updated
- 2007-10-10
Frequently asked questions
- What is Harris Feldman's NPI number?
- Harris Feldman's National Provider Identifier (NPI) is 1821001348, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harris Feldman's specialty?
- Harris Feldman is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Harris Feldman located?
- Harris Feldman's practice location on file with NPPES is 2929 S Ellis Ave, Chicago, IL 60616-3395.
- What is Harris Feldman's phone number?
- The practice phone number listed in the NPPES registry for Harris Feldman is (312) 791-2000.
- Is Harris Feldman's NPI active?
- Yes — Harris Feldman's NPI (1821001348) is active in the NPPES registry as of the last update on 2007-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.