DR. ZACHARY PAUL MACDONALD M.D.
NPI 1851755201
Internal Medicine - Critical Care Medicine in New Hyde Park, NY
About Dr. Zachary Paul Macdonald M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ZACHARY PAUL MACDONALD M.D. (NPI 1851755201) is an individual critical care medicine provider in New Hyde Park, New York, licensed in New York (299908) and active in the NPI registry since April 2016. He is enrolled in Medicare PECOS, is affiliated with Long Island Jewish Medical Center, and is a graduate of Other (2016).
NPPES Registry Identity
Specialties & Licenses
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. Zachary Paul Macdonald M.d. 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 Reassignments
3Medicare enrollment records show Zachary Macdonald reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New Hyde Park, NY 11040
- Reassigned Medicare billing, New York enrollment
- 9,353 clinicians in this Medicare group
Bronx, NY 10451
- Reassigned Medicare billing, New York enrollment
- 971 clinicians in this Medicare group
New York, NY 10037
- Reassigned Medicare billing, New York enrollment
- 2,094 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Long Island Jewish Medical Center
Acute Care Hospitals · New Hyde Park, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11040 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW HYDE PARK, NY 11040
NEW HYDE PARK, NY 11040
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 Zachary Macdonald's NPI number?
The NPI number for Zachary Macdonald is 1851755201. It was assigned to this individual provider in the NPPES registry on April 12, 2016.
Where is Zachary Macdonald located?
Zachary Macdonald practices at 27005 76th Ave, New Hyde Park, NY 11040. The listed phone number is (718) 470-7000.
What is Zachary Macdonald's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is Zachary Macdonald enrolled in Medicare?
Yes. Zachary Macdonald 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 organizations bill Medicare for Zachary Macdonald's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Macdonald reassigns Medicare benefits to 3 organizations: North Shore - Lij Medical PC (New Hyde Park, NY), Downtown Bronx Medical Associates PC (Bronx, NY) and Physician Affiliate Group Of New York PC (New York, NY). Each 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 Zachary Macdonald's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Zachary Macdonald affiliated with any hospitals?
According to CMS data, Zachary Macdonald is affiliated with Long Island Jewish Medical Center.
When was this NPI record last updated?
The NPPES record for Zachary Macdonald was last updated on October 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 days 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. Zachary Paul Macdonald, M.D. · NPI 1851755201
Critical Care Medicine physician in New Hyde Park, New York. Individual provider, active in the CMS NPPES registry since April 12, 2016.
## Identity
- **NPI:** 1851755201 (Entity type: Individual)
- **Enumerated:** April 12, 2016
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **State license:** 299908 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 27005 76TH AVE, New Hyde Park, NY 11040-1402
- **Phone:** (718) 470-7000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): North Shore - Lij Medical PC (NPI 1790043479, New Hyde Park, NY); Downtown Bronx Medical Associates PC (NPI 1689618407, Bronx, NY); Physician Affiliate Group Of New York PC (NPI 1013375526, New York, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** October 6, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1851755201) · Data from the CMS NPPES public registry.