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MAXIMILLIAN PHILLIP GANZ DO
NPI 1144859240
Orthopaedic Surgery - Adult Reconstructive Orthopaedic Surgery in Merrick, NY

Active since April 02, 2020PECOS Enrolled
1728 SUNRISE HWY, MERRICK, NY 11566(516) 279-3352 Get Directions Write a Review

NPPES record last updated: January 30, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jan 30, 2026, Apr 2, 2020 (2 updates tracked since 2020).

About Maximillian Phillip Ganz Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MAXIMILLIAN PHILLIP GANZ DO (NPI 1144859240) is an individual adult reconstructive orthopaedic surgery provider in Merrick, New York, licensed in New York (337988) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS and is a graduate of New York College Of Osteo Medicine Of New York Institute Of Technology (2020).

NPPES Registry Identity

NPI1144859240
Entity TypeIndividualMale
Primary Taxonomy207XS0114X
Provider Legal NameMAXIMILLIAN PHILLIP GANZCredential: DO
Location Address1728 SUNRISE HWYMerrick, NY 11566-3745
Mailing Address1728 Sunrise HwyMerrick, NY 11566-3745
Phone(516) 279-3352
Sole ProprietorNo
Medical School CMSNew York College Of Osteo Medicine Of New York Institute Of TechnologyGraduated 2020
Enumeration DateApril 2, 2020
Last NPPES UpdateJanuary 30, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 30, 2026
✔ NPI 1144859240 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic Surgery · Adult Reconstructive Orthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207XS0114X
License✔ Licensed in NY · 337988
Definition
Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, adult reconstructive orthopaedic surgeons deal with reconstructive procedures such as joint arthroplasty (i.e., hip and knee), osteotomy, arthroscopy, soft-tissue reconstruction, and a variety of other adult reconstructive surgical procedures.
1728 SUNRISE HWY, Merrick, NY 11566
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Maximillian Phillip Ganz Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6204310048
PECOS Enrollment IDI20260319003517
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Maximillian Ganz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

True North Medical Group PC
Same address
Orthopaedic Surgery
1728 SUNRISE HWY
Merrick, NY 11566
  • Reassigned Medicare billing, New York enrollment
  • 178 clinicians in this Medicare group
NPI 1659883486 (516) 992-4700

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 16

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SERGIO EDUARDO FLORES MD
Orthopaedic Surgery (Sports Medicine)
1728 SUNRISE HWY
MERRICK, NY 11566
Nassau County (516) 279-3352
MS. ASHLEY ELIZABETH LEAK LEVINE PA-C
Physician Assistant
1728 SUNRISE HWY
MERRICK, NY 11566
Nassau County (516) 536-2800
JAMIE ILENE KLEIN PA-C
Physician Assistant
1728 SUNRISE HWY
MERRICK, NY 11566
Nassau County (516) 218-6789
BRIANNA LYNN METZGER BELSON
Physician Assistant
1728 SUNRISE HWY
MERRICK, NY 11566
Nassau County (516) 234-6158
ANDREW KAPLAN PA
Physician Assistant
1728 SUNRISE HWY
MERRICK, NY 11566
Nassau County (516) 536-2800
CAROLINE JANE HERRERA PA-C
Physician Assistant
1728 SUNRISE HWY
MERRICK, NY 11566
Nassau County (516) 536-2800
CORDELL JOSEPH FONTANA
Physician Assistant
1728 SUNRISE HWY
MERRICK, NY 11566
Nassau County (516) 279-3352
SAMANTHA GALU
Physician Assistant
1728 SUNRISE HWY
MERRICK, NY 11566
Nassau County (516) 536-2800

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 Maximillian Ganz's NPI number?

The NPI number for Maximillian Ganz is 1144859240. It was assigned to this individual provider in the NPPES registry on April 2, 2020.

Where is Maximillian Ganz located?

Maximillian Ganz practices at 1728 Sunrise Hwy, Merrick, NY 11566. The listed phone number is (516) 279-3352.

What is Maximillian Ganz's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Adult Reconstructive Orthopaedic Surgery, with taxonomy code 207XS0114X.

Is Maximillian Ganz enrolled in Medicare?

Yes. Maximillian Ganz is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Maximillian Ganz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maximillian Ganz reassigns Medicare benefits to True North Medical Group PC (Merrick, 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 Maximillian Ganz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Maximillian Ganz was last updated on January 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.