KAREN LISA MUTTER D.O.
NPI 1265470892
Internal Medicine in Clearwater, FL
About Karen Lisa Mutter D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAREN LISA MUTTER D.O. (NPI 1265470892) is an individual internal medicine provider in Clearwater, Florida, licensed in Florida (OS 6328) and active in the NPI registry since June 2006. She has opted out of Medicare through January 1, 2027 and remains eligible to order and refer.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Opted out of Medicare
Karen Lisa Mutter D.o. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from January 1, 2025 through January 1, 2027.
Areas of Expertise CMS Part B claims 3
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 33760 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CLEARWATER, FL 33760
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 Karen Mutter's NPI number?
The NPI number for Karen Mutter is 1265470892. It was assigned to this individual provider in the NPPES registry on June 4, 2006.
Where is Karen Mutter located?
Karen Mutter practices at 5771 Roosevelt Blvd Suite 300, Clearwater, FL 33760. The listed phone number is (727) 524-0900.
What is Karen Mutter's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Karen Mutter enrolled in Medicare?
No. Karen Mutter has opted out of Medicare through January 1, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.
When was this NPI record last updated?
The NPPES record for Karen Mutter was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days 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.