DR. MARC D. DYRSZKA MD
NPI 1861719585
Orthopaedic Surgery - Orthopaedic Surgery of the Spine in Bronxville, NY
About Dr. Marc D. Dyrszka Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARC D. DYRSZKA MD (NPI 1861719585) is an individual orthopaedic surgery of the spine provider in Bronxville, New York, licensed in New York (289275-1) and active in the NPI registry since April 2010. He is enrolled in Medicare PECOS, is affiliated with Garnet Health Medical Center, and maintains a secondary practice location in Craig.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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. Marc D. Dyrszka Md 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
4Medicare enrollment records show Marc Dyrszka reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Yonkers, NY 10701
- Reassigned Medicare billing, New York enrollment
- 9 clinicians in this Medicare group
New York, NY 10032
- Reassigned Medicare billing, New York enrollment
- 3,922 clinicians in this Medicare group
Steamboat Springs, CO 80487
- Reassigned Medicare billing, Wyoming enrollment
- 6 clinicians in this Medicare group
Steamboat Springs, CO 80487
- Reassigned Medicare billing, Colorado enrollment
- Also billed through NPI 1063418424 (Colorado)
- 74 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.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Garnet Health Medical Center
Acute Care Hospitals · Middletown, NYMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 17
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BRONXVILLE, NY 10708
BRONXVILLE, NY 10708
BRONXVILLE, NY 10708
BRONXVILLE, NY 10708
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 Marc Dyrszka's NPI number?
The NPI number for Marc Dyrszka is 1861719585. It was assigned to this individual provider in the NPPES registry on April 21, 2010.
Where is Marc Dyrszka located?
Marc Dyrszka practices at 1 Pondfield Rd, Bronxville, NY 10708. The listed phone number is (212) 305-5974.
What is Marc Dyrszka's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Surgery of the Spine, with taxonomy code 207XS0117X.
Is Marc Dyrszka enrolled in Medicare?
Yes. Marc Dyrszka 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 Marc Dyrszka's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marc Dyrszka reassigns Medicare benefits to 4 organizations: Gotham Spine And Brain Surgery, PLLC (Yonkers, NY), Trustees Of Columbia University In The City Of New York (New York, NY), Orthopaedics Of Steamboat Springs PC (Steamboat Springs, CO) and The Memorial Hospital (Steamboat Springs, CO). 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 Marc Dyrszka's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Marc Dyrszka accept?
Health plans from Blue Cross Blue Shield of Wyoming, Select Health and UnitedHealthcare list Marc Dyrszka 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.
Is Marc Dyrszka affiliated with any hospitals?
According to CMS data, Marc Dyrszka is affiliated with Garnet Health Medical Center.
When was this NPI record last updated?
The NPPES record for Marc Dyrszka was last updated on November 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Dr. Marc D. Dyrszka, MD · NPI 1861719585
Orthopaedic Surgery of the Spine physician in Bronxville, New York. Individual provider, active in the CMS NPPES registry since April 21, 2010.
## Identity
- **NPI:** 1861719585 (Entity type: Individual)
- **Enumerated:** April 21, 2010
- **Primary specialty:** Orthopaedic Surgery - Orthopaedic Surgery of the Spine · taxonomy 207XS0117X
- **State license:** 289275-1 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 PONDFIELD RD, Bronxville, NY 10708-3706
- **Phone:** (212) 305-5974 · **Fax:** (212) 305-6193
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Gotham Spine And Brain Surgery, PLLC (NPI 1093532954, Yonkers, NY); Trustees Of Columbia University In The City Of New York (NPI 1508266347, New York, NY); Orthopaedics Of Steamboat Springs PC (NPI 1073538401, Steamboat Springs, CO); The Memorial Hospital (NPI 1750958229, Steamboat Springs, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Columbia University College Of Physicians And Surgeons, class of 2010
## Record status
- **NPPES last updated:** November 20, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1861719585) · Data from the CMS NPPES public registry.