DR. ANDREW DEMARCO DC
NPI 1144383845
Chiropractor in Hempstead, NY
About Dr. Andrew Demarco Dc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ANDREW DEMARCO DC (NPI 1144383845) is an individual chiropractor in Hempstead, New York, licensed in New York (X0083551) and active in the NPI registry since December 2006. He is a graduate of Other (1996).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Andrew Demarco Dc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Andrew Demarco reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Hempstead, NY 11550
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Front Street Medical PC
- 7 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Andrew Demarco's NPI number?
The NPI number for Andrew Demarco is 1144383845. It was assigned to this individual provider in the NPPES registry on December 18, 2006.
Where is Andrew Demarco located?
Andrew Demarco practices at 475 Front Street, Hempstead, NY 11550. The listed phone number is (516) 505-9505.
What is Andrew Demarco's specialty?
The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.
Is Andrew Demarco enrolled in Medicare?
Yes. Andrew Demarco is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Andrew Demarco's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Demarco reassigns Medicare benefits to Front Street Medical, P.C. (Hempstead, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Andrew Demarco's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Andrew Demarco accept?
Health plans from Providence Health Plan list Andrew Demarco as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Andrew Demarco was last updated on March 2, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Andrew Demarco, DC · NPI 1144383845
Chiropractor provider in Hempstead, New York. Individual provider, active in the CMS NPPES registry since December 18, 2006.
## Identity
- **NPI:** 1144383845 (Entity type: Individual)
- **Enumerated:** December 18, 2006
- **Primary specialty:** Chiropractor · taxonomy 111N00000X
- **State license:** X0083551 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 475 FRONT STREET, Hempstead, NY 11550
- **Phone:** (516) 505-9505 · **Fax:** (516) 505-5202
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** Front Street Medical, P.C. (NPI 1407212962, Hempstead, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1996
## Record status
- **NPPES last updated:** March 2, 2012
- **Other identifiers:** Medicare ID-Type Unspecified X72371 (NY); Other P3456604 (NY); Medicare UPIN U62325; and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1144383845) · Data from the CMS NPPES public registry.