What is Mark Green's NPI number?

Mark Green's National Provider Identifier (NPI) is 1720927023, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Green's specialty?

Mark Green is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).

Where is Mark Green located?

Mark Green's practice location on file with NPPES is 2270 Hoffman Ave, Elmont, NY 11003-2822.

What is Mark Green's phone number?

The practice phone number listed in the NPPES registry for Mark Green is (516) 428-6478.

Is Mark Green's NPI active?

Yes — Mark Green's NPI (1720927023) is active in the NPPES registry as of the last update on 2026-03-25.

IndividualActive

Mark Green

NPI 1720927023 · Student in an Organized Health Care Education/Training Program · Elmont, NY

Mark Green is a Student in an Organized Health Care Education/Training Program provider in Elmont, NY (NPI 1720927023).

Provider details

NPI number: 1720927023
Entity type: Individual
Primary specialty: Student in an Organized Health Care Education/Training ProgramStudent, Health Care
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

Student in an Organized Health Care Education/Training ProgramPrimary390200000X
Student, Health Care

Profile Score

Basic profile(46/100 index)

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

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
83% 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

2270 Hoffman Ave

Elmont, NY 11003-2822

Phone: (516) 428-6478

Street-level locationGet directions

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Mailing address