What is Lawrence Grosswirth's NPI number?

Lawrence Grosswirth's National Provider Identifier (NPI) is 1780637009, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Lawrence Grosswirth's specialty?

Lawrence Grosswirth is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).

Where is Lawrence Grosswirth located?

Lawrence Grosswirth's practice location on file with NPPES is 620 Broadway, Lynbrook, NY 11563-3908.

What is Lawrence Grosswirth's phone number?

The practice phone number listed in the NPPES registry for Lawrence Grosswirth is (516) 561-1122.

Is Lawrence Grosswirth's NPI active?

Yes — Lawrence Grosswirth's NPI (1780637009) is active in the NPPES registry as of the last update on 2008-07-07.

IndividualActive

Lawrence Grosswirth, D.C.

NPI 1780637009 · Chiropractor · Lynbrook, NY

Lawrence Grosswirth, D.C. is a Chiropractor provider in Lynbrook, NY (NPI 1780637009).

Provider details

NPI number: 1780637009
Entity type: Individual
Primary specialty: ChiropractorChiropractic Providers
Credential: D.C.
Sex: Male
Sole proprietor: Yes
License: X002647 (NY)

Specialties & taxonomies

ChiropractorPrimary111N00000XLicense X002647 (NY)
Chiropractic Providers

Profile Score

Detailed profile(91/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
20 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

620 Broadway

Lynbrook, NY 11563-3908

Phone: (516) 561-1122

Fax: (516) 825-0167

Street-level locationGet directions

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Mailing address