DR. AREF AL-KALI M.D.
NPI 1598732877
Internal Medicine - Hematology in Rochester, MN
About Dr. Aref Al-kali M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AREF AL-KALI M.D. (NPI 1598732877) is an individual hematology provider in Rochester, Minnesota, licensed in Minnesota (52918) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with Mayo Clinic Hospital Rochester, and is a graduate of Other (2000).
NPPES Registry Identity
Specialties & Licenses 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
Dr. Aref Al-kali 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 Reassignment
Medicare enrollment records show Aref Al-kali reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Rochester, MN 55905
- Reassigned Medicare billing, Minnesota enrollment
- 6,534 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 13
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mayo Clinic Hospital Rochester
Acute Care Hospitals · Rochester, MNMayo Clinic Health System In Red Wing
Acute Care Hospitals · Red Wing, MNMayo Clinic Health System - Albert Lea And Austin
Acute Care Hospitals · Albert Lea, MNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 55905 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.
ROCHESTER, MN 55905
ROCHESTER, MN 55905
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 Aref Al-kali's NPI number?
The NPI number for Aref Al-kali is 1598732877. It was assigned to this individual provider in the NPPES registry on March 5, 2006.
Where is Aref Al-kali located?
Aref Al-kali practices at 200 1st St SW, Rochester, MN 55905. The listed phone number is (507) 284-2511.
What is Aref Al-kali's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology, with taxonomy code 207RH0000X.
Is Aref Al-kali enrolled in Medicare?
Yes. Aref Al-kali 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 Aref Al-kali's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aref Al-kali reassigns Medicare benefits to Mayo Clinic (Rochester, MN). 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 Aref Al-kali's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Aref Al-kali affiliated with any hospitals?
According to CMS data, Aref Al-kali is affiliated with Mayo Clinic Hospital Rochester, Mayo Clinic Health System In Red Wing and Mayo Clinic Health System - Albert Lea And Austin.
When was this NPI record last updated?
The NPPES record for Aref Al-kali was last updated on August 11, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.