MATTHEW R KARLEN MD
NPI 1144279035
Radiology - Diagnostic Radiology in Clearwater, FL
About Matthew R Karlen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MATTHEW R KARLEN MD (NPI 1144279035) is an individual diagnostic radiology provider in Clearwater, Florida, licensed in Florida (ME109555) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Hca Florida Sarasota Doctors Hospital, and is a graduate of University Of Cincinnati College Of Medicine (2000).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 3
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
Matthew R Karlen 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 Matthew Karlen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Tampa, FL 33606
- Reassigned Medicare billing, Florida enrollment
- 1,130 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 54
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hca Florida Sarasota Doctors Hospital
Acute Care Hospitals · Sarasota, FLHca Florida St Petersburg Hospital
Acute Care Hospitals · Saint Petersburg, FLHca Florida Blake Hospital
Acute Care Hospitals · Bradenton, FLHca Florida Fawcett Hospital
Acute Care Hospitals · Port Charlotte, FLHca Florida Largo Hospital
Acute Care Hospitals · Largo, FLPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 33759 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
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 Karlen's NPI number?
The NPI number for Matthew Karlen is 1144279035. It was assigned to this individual provider in the NPPES registry on May 8, 2006.
Where is Matthew Karlen located?
Matthew Karlen practices at 2337 Bluewater Way, Clearwater, FL 33759. The listed phone number is (614) 570-0171.
What is Matthew Karlen's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Matthew Karlen enrolled in Medicare?
Yes. Matthew Karlen 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 Matthew Karlen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Karlen reassigns Medicare benefits to Mori Bean And Brooks Inc (Tampa, 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 Matthew Karlen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Matthew Karlen accept?
Health plans from Cigna HealthCare of Florida, Inc., Cigna Healthcare and Oscar Health Maintenance Organization of Florida list Matthew Karlen 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 Karlen affiliated with any hospitals?
According to CMS data, Matthew Karlen is affiliated with Hca Florida Sarasota Doctors Hospital, Hca Florida St Petersburg Hospital, Hca Florida Blake Hospital, Hca Florida Fawcett Hospital and Hca Florida Largo Hospital.
When was this NPI record last updated?
The NPPES record for Matthew Karlen was last updated on April 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.