MATTHEW J. ZIMMERMAN MD
NPI 1154474435
Internal Medicine - Cardiovascular Disease in Lexington, KY
About Matthew J. Zimmerman Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MATTHEW J. ZIMMERMAN MD (NPI 1154474435) is an individual cardiovascular disease provider in Lexington, Kentucky, licensed in Kentucky (38495) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with Saint Joseph Hospital, and is a graduate of University Of Louisville School Of Medicine (2001).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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 J. Zimmerman 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
2Medicare enrollment records show Matthew Zimmerman reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lexington, KY 40504
- Reassigned Medicare billing, Kentucky enrollment
- 338 clinicians in this Medicare group
Salyersville, KY 41465
- Reassigned Medicare billing, Kentucky enrollment
- 242 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 28
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.
Saint Joseph Hospital
Acute Care Hospitals · Lexington, KYSaint Joseph London
Acute Care Hospitals · London, KYSaint Joseph Mount Sterling
Acute Care Hospitals · Mount Sterling, KYSaint Joseph East
Acute Care Hospitals · Lexington, KYBluegrass Community Hospital
Critical Access Hospitals · Versailles, KYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 40504 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
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.
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 Zimmerman's NPI number?
The NPI number for Matthew Zimmerman is 1154474435. It was assigned to this individual provider in the NPPES registry on January 19, 2007.
Where is Matthew Zimmerman located?
Matthew Zimmerman practices at 1221 S Broadway, Lexington, KY 40504. The listed phone number is (859) 258-5300.
What is Matthew Zimmerman's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Matthew Zimmerman enrolled in Medicare?
Yes. Matthew Zimmerman 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 Matthew Zimmerman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Zimmerman reassigns Medicare benefits to 2 organizations: New Lexington Clinic, Psc (Lexington, KY) and Arh Tug Valley Health Services, Inc. (Salyersville, KY). 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 Matthew Zimmerman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Matthew Zimmerman affiliated with any hospitals?
According to CMS data, Matthew Zimmerman is affiliated with Saint Joseph Hospital, Saint Joseph London, Saint Joseph Mount Sterling, Saint Joseph East and Bluegrass Community Hospital.
When was this NPI record last updated?
The NPPES record for Matthew Zimmerman was last updated on September 8, 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.