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John Bellen, O.D.
NPI 1306973474 · Optometrist · Chicago, IL
John Bellen, O.D. is a Optometrist provider in Chicago, IL (NPI 1306973474).
Provider details
- NPI number
- 1306973474
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 046009768 (IL)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(89/100 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
4758 W Madison St
Chicago, IL 60644-3615
Phone: (773) 379-5130
Fax: (773) 379-1334
Street-level locationGet directions
Mailing address
1015 S Knight Ave
Park Ridge, IL 60068-4444
Registry dates
- Enumerated
- 2007-02-27
- Last updated
- 2025-10-06
- Certified
- 2025-10-06
Frequently asked questions
- What is John Bellen's NPI number?
- John Bellen's National Provider Identifier (NPI) is 1306973474, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Bellen's specialty?
- John Bellen is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is John Bellen located?
- John Bellen's practice location on file with NPPES is 4758 W Madison St, Chicago, IL 60644-3615.
- What is John Bellen's phone number?
- The practice phone number listed in the NPPES registry for John Bellen is (773) 379-5130.
- Is John Bellen's NPI active?
- Yes — John Bellen's NPI (1306973474) is active in the NPPES registry as of the last update on 2025-10-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.