What is Hallmark Chiropractic's NPI number?

Hallmark Chiropractic's National Provider Identifier (NPI) is 1942248489, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What type of organization is Hallmark Chiropractic?

Hallmark Chiropractic is classified in the NPPES registry as Chiropractor (Chiropractic Providers).

Where is Hallmark Chiropractic located?

Hallmark Chiropractic's practice location on file with NPPES is 633 Roanoke Ave, Riverhead, NY 11901-2727.

What is Hallmark Chiropractic's phone number?

The practice phone number listed in the NPPES registry for Hallmark Chiropractic is (631) 727-3795.

Does Hallmark Chiropractic accept Medicare?

Hallmark Chiropractic is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Who is the authorized official for Hallmark Chiropractic?

The authorized official listed on Hallmark Chiropractic's NPPES record is Glen Mark, Partner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.

Is Hallmark Chiropractic's NPI active?

Yes — Hallmark Chiropractic's NPI (1942248489) is active in the NPPES registry as of the last update on 2011-03-08.

OrganizationActiveAccepts Medicare

Hallmark Chiropractic

NPI 1942248489 · Chiropractor · Riverhead, NY

Hallmark Chiropractic is a Chiropractor organization in Riverhead, NY (NPI 1942248489).

Provider details

NPI number: 1942248489
Entity type: Organization
Primary specialty: ChiropractorChiropractic Providers
Organization subpart: No
Authorized official: Glen Mark, Partner(631) 727-3795
License: X007337-1 (NY)

Practice location

633 Roanoke Ave

Riverhead, NY 11901-2727

Phone: (631) 727-3795

Fax: (631) 727-1961

Street-level locationGet directions

More NY providers

Mailing address

633 Roanoke Ave

Riverhead, NY 11901-2727

Specialties & taxonomies

ChiropractorPrimary111N00000XLicense X007337-1 (NY)
Chiropractic Providers

Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)

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.

Enumerated: 2006-06-04
Last updated: 2011-03-08

Frequently asked questions

What is Hallmark Chiropractic's NPI number?: Hallmark Chiropractic's National Provider Identifier (NPI) is 1942248489, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What type of organization is Hallmark Chiropractic?: Hallmark Chiropractic is classified in the NPPES registry as Chiropractor (Chiropractic Providers).
Where is Hallmark Chiropractic located?: Hallmark Chiropractic's practice location on file with NPPES is 633 Roanoke Ave, Riverhead, NY 11901-2727.
What is Hallmark Chiropractic's phone number?: The practice phone number listed in the NPPES registry for Hallmark Chiropractic is (631) 727-3795.
Does Hallmark Chiropractic accept Medicare?: Hallmark Chiropractic is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Who is the authorized official for Hallmark Chiropractic?: The authorized official listed on Hallmark Chiropractic's NPPES record is Glen Mark, Partner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
Is Hallmark Chiropractic's NPI active?: Yes — Hallmark Chiropractic's NPI (1942248489) is active in the NPPES registry as of the last update on 2011-03-08.

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