MARCUS C MAYER MD
NPI 1043283898
Otolaryngology in Boca Raton, FL
About Marcus C Mayer Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARCUS C MAYER MD (NPI 1043283898) is an individual otolaryngology provider in Boca Raton, Florida, licensed in Florida (ME110071) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Boca Raton Regional Hospital, and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (1979).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Marcus C Mayer 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 Reassignment
Medicare enrollment records show Marcus Mayer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boca Raton, FL 33487
- Reassigned Medicare billing, Florida enrollment
- 211 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 24
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Boca Raton Regional Hospital
Acute Care Hospitals · Boca Raton, FLDelray Medical Center
Acute Care Hospitals · Delray Beach, FLPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 33486 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare 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.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 7
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 Marcus Mayer's NPI number?
The NPI number for Marcus Mayer is 1043283898. It was assigned to this individual provider in the NPPES registry on February 10, 2006.
Where is Marcus Mayer located?
Marcus Mayer practices at 900 NW 13th St Ste 206&204, Boca Raton, FL 33486. The listed phone number is (561) 955-1955.
What is Marcus Mayer's specialty?
The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.
Is Marcus Mayer enrolled in Medicare?
Yes. Marcus Mayer 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 Marcus Mayer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marcus Mayer reassigns Medicare benefits to Ent And Allergy Associates Of Florida, LLC (Boca Raton, FL). 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 Marcus Mayer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Marcus Mayer accept?
Health plans from AvMed, Cigna HealthCare of Florida, Inc., Cigna Healthcare, Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) and 1 other insurer list Marcus Mayer 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 Marcus Mayer affiliated with any hospitals?
According to CMS data, Marcus Mayer is affiliated with Boca Raton Regional Hospital and Delray Medical Center.
When was this NPI record last updated?
The NPPES record for Marcus Mayer was last updated on December 18, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.