SARA KARNIB M.D.
NPI 1952741514
Internal Medicine - Cardiovascular Disease in Ypsilanti, MI
About Sara Karnib M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SARA KARNIB M.D. (NPI 1952741514) is an individual cardiovascular disease provider in Ypsilanti, Michigan, licensed in Michigan (4301103739) and active in the NPI registry since June 2013. She is enrolled in Medicare PECOS, is affiliated with St Joe Mercy Hospital System Livonia, and is a graduate of Other (2013).
NPPES Registry Identity
Specialties & Licenses 2
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
Sara Karnib M.d. 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 Sara Karnib reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Ypsilanti, MI 48197
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Iha Health Services Corporation
- 1,480 clinicians in this Medicare group
Grand Rapids, MI 49503
- Reassigned Medicare billing, Michigan enrollment
- 42 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 33
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.
St Joe Mercy Hospital System Livonia
Acute Care Hospitals · Livonia, MIUniversity Of Michigan Health System
Acute Care Hospitals · Ann Arbor, MISaint Joseph Mercy Livingston Hospital
Acute Care Hospitals · Howell, MITrinity Health Ann Arbor Hospital
Acute Care Hospitals · Ann Arbor, MIChelsea Hospital
Acute Care Hospitals · Chelsea, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48197 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 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
YPSILANTI, MI 48197
YPSILANTI, MI 48197
YPSILANTI, MI 48197
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 Sara Karnib's NPI number?
The NPI number for Sara Karnib is 1952741514. It was assigned to this individual provider in the NPPES registry on June 27, 2013.
Where is Sara Karnib located?
Sara Karnib practices at 5325 Elliott Dr Fl 2, Ypsilanti, MI 48197. The listed phone number is (734) 712-8000.
What is Sara Karnib's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Sara Karnib enrolled in Medicare?
Yes. Sara Karnib 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 Sara Karnib's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sara Karnib reassigns Medicare benefits to 2 organizations: Iha Health Services Organization (Ypsilanti, MI) and Saint Mary's Health Services (Grand Rapids, MI). 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 Sara Karnib's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sara Karnib accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Sara Karnib 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 Sara Karnib affiliated with any hospitals?
According to CMS data, Sara Karnib is affiliated with St Joe Mercy Hospital System Livonia, University Of Michigan Health System, Saint Joseph Mercy Livingston Hospital, Trinity Health Ann Arbor Hospital and Chelsea Hospital.
When was this NPI record last updated?
The NPPES record for Sara Karnib was last updated on October 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.