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ALI NAJI AL-HAJJAJ MD
NPI 1174716294
Transplant Surgery in Sioux Falls, SD

Active since August 22, 2007PECOS Enrolled
1315 S. CLIFF AVE., STE. 1100, SIOUX FALLS, SD 57105(605) 322-7350(605) 322-7351 Get Directions Write a Review

NPPES record last updated: August 24, 2015. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Ali Naji Al-hajjaj Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALI NAJI AL-HAJJAJ MD (NPI 1174716294) is an individual transplant surgery provider in Sioux Falls, South Dakota, licensed in South Dakota (9585) and active in the NPI registry since August 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1174716294
Entity TypeIndividualMale
Primary Taxonomy204F00000X
Provider Legal NameALI NAJI AL-HAJJAJCredential: MD
Location Address1315 S. CLIFF AVE., STE. 1100Sioux Falls, SD 57105-1057
Mailing Address1315 S. Cliff Ave., Ste. 1100Sioux Falls, SD 57105-1057 · (605) 322-7350 · Fax (605) 322-7351
Phone(605) 322-7350
Fax(605) 322-7351
Sole ProprietorNo
Enumeration DateAugust 22, 2007
Last NPPES UpdateAugust 24, 2015
✔ NPI 1174716294 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyTransplant SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code204F00000X
License✔ Licensed in SD · 9585
Definition
A surgeon who specializes in transplant surgery. Source: National Uniform Claim Committee
Also ListedInternal Medicine · GastroenterologyTaxonomy 207RG0100X · License ME98085 (FL)
1315 S. CLIFF AVE., Sioux Falls, SD 57105
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ali Naji Al-hajjaj Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Ali Al-hajjaj reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Avera Mckennan
Same address
Psychiatry
911 E 20TH ST, STE. 403
Sioux Falls, SD 57105
  • Reassigned Medicare billing, South Dakota enrollment
  • 1,277 clinicians in this Medicare group
NPI 1609848175 (605) 322-7516

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JEFFERY L STEERS MD
Transplant Surgery
1315 S. CLIFF AVE., STE. 1100
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-7350
DR. RICHARD SWAIN CRAWFORD MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1315 S. CLIFF AVE., STE. 3000
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-7600
ASHLEY J VAN HILL
Nurse Practitioner (Family)
1315 S. CLIFF AVE., STE. 1100
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-7350
REBEKKA KLEMME CNP
Nurse Practitioner (Family)
1315 S. CLIFF AVE., STE. 1100
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-7350
KRISTINE LYNN HOUSELOG CNP
Nurse Practitioner (Family)
1315 S. CLIFF AVE., STE. 1200
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-8535
RAQUEL DE LEON ANEL-TIANGCO M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1315 S. CLIFF AVE., STE. 3000
SIOUX FALLS, SD 57105
Minnehaha County (605) 322-7600

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 Ali Al-hajjaj's NPI number?

The NPI number for Ali Al-hajjaj is 1174716294. It was assigned to this individual provider in the NPPES registry on August 22, 2007.

Where is Ali Al-hajjaj located?

Ali Al-hajjaj practices at 1315 S. Cliff Ave. Ste. 1100, Sioux Falls, SD 57105. The listed phone number is (605) 322-7350.

What is Ali Al-hajjaj's specialty?

The primary specialty registered for this NPI is Transplant Surgery with taxonomy code 204F00000X.

Is Ali Al-hajjaj enrolled in Medicare?

Yes. Ali Al-hajjaj is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ali Al-hajjaj's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ali Al-hajjaj reassigns Medicare benefits to Avera Mckennan (Sioux Falls, SD). 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 Ali Al-hajjaj's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Ali Al-hajjaj was last updated on August 24, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.