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John Knoll
NPI 1538371273 · Optician · East Orange, NJ
John Knoll is a Optician provider in East Orange, NJ (NPI 1538371273).
Provider details
- NPI number
- 1538371273
- Entity type
- Individual
- Primary specialty
- OpticianEye and Vision Services Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 1807 (NJ)
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
582 Central Ave
East Orange, NJ 07018-1936
Phone: (973) 674-3808
Fax: (973) 674-3943
Street-level locationGet directions
Mailing address
330, 8th Street
Carlstadt, NJ 07072
Registry dates
- Enumerated
- 2007-05-04
- Last updated
- 2007-07-09
Frequently asked questions
- What is John Knoll's NPI number?
- John Knoll's National Provider Identifier (NPI) is 1538371273, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Knoll's specialty?
- John Knoll is listed in the NPPES registry with a primary specialty of Optician (Eye and Vision Services Providers).
- Where is John Knoll located?
- John Knoll's practice location on file with NPPES is 582 Central Ave, East Orange, NJ 07018-1936.
- What is John Knoll's phone number?
- The practice phone number listed in the NPPES registry for John Knoll is (973) 674-3808.
- Is John Knoll's NPI active?
- Yes — John Knoll's NPI (1538371273) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.