MRS. SALLY JO MCMAHON ARNP
NPI 1073787255
Nurse Practitioner - Family in Sioux City, IA
About Mrs. Sally Jo Mcmahon Arnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. SALLY JO MCMAHON ARNP (NPI 1073787255) is an individual family provider in Sioux City, Iowa, licensed in Iowa (A-065969) and active in the NPI registry since April 2008. She is enrolled in Medicare PECOS, is affiliated with St Lukes Regional Medical Center, and is a graduate of Other (2007).
NPPES Registry Identity
Specialties & Licenses
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
Mrs. Sally Jo Mcmahon Arnp 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
3Medicare enrollment records show Sally Mcmahon reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Sioux City, IA 51105
- Reassigned Medicare billing, Iowa enrollment
- 59 clinicians in this Medicare group
Sioux City, IA 51104
- Reassigned Medicare billing, Iowa enrollment
- 281 clinicians in this Medicare group
Boyden, IA 51234
- Reassigned Medicare billing, Iowa enrollment
- Also billed through NPI 1841200623 (Iowa)
- 60 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Lukes Regional Medical Center
Acute Care Hospitals · Sioux City, IASanford Sheldon Medical Center
Critical Access Hospitals · Sheldon, IAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 51106 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.
SIOUX CITY, IA 51106
SIOUX CITY, IA 51106
SIOUX CITY, IA 51106
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 Sally Mcmahon's NPI number?
The NPI number for Sally Mcmahon is 1073787255. It was assigned to this individual provider in the NPPES registry on April 17, 2008.
Where is Sally Mcmahon located?
Sally Mcmahon practices at 5885 Sunnybrook Dr, Sioux City, IA 51106. The listed phone number is (712) 266-2760.
What is Sally Mcmahon's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Sally Mcmahon enrolled in Medicare?
Yes. Sally Mcmahon 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 Sally Mcmahon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sally Mcmahon reassigns Medicare benefits to 3 organizations: Sanford Clinic (Sioux City, IA), Northwest Iowa Hospital Corporation (Sioux City, IA) and Sanford Health Network (Boyden, IA). 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 Sally Mcmahon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sally Mcmahon accept?
Health plans from HealthPartners, Oscar Insurance Company, Sanford Health Plan, Security Health Plan and Wellmark Health Plan of Iowa, Inc. list Sally Mcmahon 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 Sally Mcmahon affiliated with any hospitals?
According to CMS data, Sally Mcmahon is affiliated with St Lukes Regional Medical Center and Sanford Sheldon Medical Center.
When was this NPI record last updated?
The NPPES record for Sally Mcmahon was last updated on August 10, 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.
# Mrs. Sally Jo Mcmahon, ARNP · NPI 1073787255
Family physician in Sioux City, Iowa. Individual provider, active in the CMS NPPES registry since April 17, 2008.
## Identity
- **NPI:** 1073787255 (Entity type: Individual)
- **Enumerated:** April 17, 2008
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** A-065969 (Iowa)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 5885 SUNNYBROOK DR, Sioux City, IA 51106-4203
- **Phone:** (712) 266-2760 · **Fax:** (712) 266-2719
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Sanford Clinic (NPI 1831468347, Sioux City, IA); Northwest Iowa Hospital Corporation (NPI 1215962550, Sioux City, IA); Sanford Health Network (NPI 1679726111, Boyden, IA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2007
## Record status
- **NPPES last updated:** August 10, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1073787255) · Data from the CMS NPPES public registry.