What is John Demarchi's NPI number?

John Demarchi's National Provider Identifier (NPI) is 1598764094, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is John Demarchi's specialty?

John Demarchi is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).

Where is John Demarchi located?

John Demarchi's practice location on file with NPPES is 529b Winans Rd, West Point, NY 10996-1216.

What is John Demarchi's phone number?

The practice phone number listed in the NPPES registry for John Demarchi is (845) 446-8836.

Is John Demarchi's NPI active?

Yes — John Demarchi's NPI (1598764094) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

John Demarchi, APA-C,MPA-

NPI 1598764094 · Physician Assistant · West Point, NY

John Demarchi, APA-C,MPA- is a Physician Assistant provider in West Point, NY (NPI 1598764094).

Provider details

NPI number: 1598764094
Entity type: Individual
Primary specialty: Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Credential: APA-C,MPA-
Sex: Male
License: 1028492 (GA)

Practice location

529b Winans Rd

West Point, NY 10996-1216

Phone: (845) 446-8836

Street-level locationGet directions

More NY providers

Mailing address

529b Winans Rd

West Point, NY 10996-1216

Specialties & taxonomies

Physician AssistantPrimary363A00000XLicense 1028492 (GA)
Physician Assistants & Advanced Practice Nursing 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
21 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.

Enumerated: 2005-07-18
Last updated: 2007-07-08

Frequently asked questions

What is John Demarchi's NPI number?: John Demarchi's National Provider Identifier (NPI) is 1598764094, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is John Demarchi's specialty?: John Demarchi is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
Where is John Demarchi located?: John Demarchi's practice location on file with NPPES is 529b Winans Rd, West Point, NY 10996-1216.
What is John Demarchi's phone number?: The practice phone number listed in the NPPES registry for John Demarchi is (845) 446-8836.
Is John Demarchi's NPI active?: Yes — John Demarchi's NPI (1598764094) is active in the NPPES registry as of the last update on 2007-07-08.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions