What is Carl Jacknowitz's NPI number?

Carl Jacknowitz's National Provider Identifier (NPI) is 1366643710, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Carl Jacknowitz's specialty?

Carl Jacknowitz is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).

Where is Carl Jacknowitz located?

Carl Jacknowitz's practice location on file with NPPES is 25 West Broadway Apt 514, Longbeach, NY 11561.

What is Carl Jacknowitz's phone number?

The practice phone number listed in the NPPES registry for Carl Jacknowitz is (631) 707-6899.

Is Carl Jacknowitz's NPI active?

Yes — Carl Jacknowitz's NPI (1366643710) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Carl Jacknowitz

NPI 1366643710 · Optometrist · Longbeach, NY

Carl Jacknowitz is a Optometrist provider in Longbeach, NY (NPI 1366643710).

Provider details

NPI number: 1366643710
Entity type: Individual
Primary specialty: OptometristEye and Vision Services Providers
Sex: Male
Sole proprietor: No
License: T0003266-1 (NY)

Specialties & taxonomies

OptometristPrimary152W00000XLicense T0003266-1 (NY)
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

25 West Broadway Apt 514

Longbeach, NY 11561

Phone: (631) 707-6899

Street-level locationGet directions

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Mailing address