MATTHEW D. KARL MD
NPI 1154716959
Ophthalmology - Retina Specialist in East Setauket, NY
About Matthew D. Karl Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MATTHEW D. KARL MD (NPI 1154716959) is an individual retina specialist in East Setauket, New York, licensed in New York (291790) and active in the NPI registry since March 2015. He is enrolled in Medicare PECOS, is affiliated with North Shore University Hospital, and is a graduate of State University Of New York Downstate Medical Center (2015).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Matthew D. Karl 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.
Areas of Expertise CMS Part B claims 20
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.
North Shore University Hospital
Acute Care Hospitals · Manhasset, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11733 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.
Other Providers at the Same Location NPPES 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
EAST SETAUKET, NY 11733
EAST SETAUKET, NY 11733
EAST SETAUKET, NY 11733
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 Matthew Karl's NPI number?
The NPI number for Matthew Karl is 1154716959. It was assigned to this individual provider in the NPPES registry on March 30, 2015.
Where is Matthew Karl located?
Matthew Karl practices at 33 Research Way Ste 13, East Setauket, NY 11733. The listed phone number is (631) 444-0650.
What is Matthew Karl's specialty?
The primary specialty registered for this NPI is Ophthalmology, specializing in Retina Specialist, with taxonomy code 207WX0107X.
Is Matthew Karl enrolled in Medicare?
Yes. Matthew Karl 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.
What insurance does Matthew Karl accept?
Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Oscar Insurance Company list Matthew Karl 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 Matthew Karl affiliated with any hospitals?
According to CMS data, Matthew Karl is affiliated with North Shore University Hospital.
When was this NPI record last updated?
The NPPES record for Matthew Karl was last updated on January 4, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.