DR. MARGARITA YASMINE TOUFEILI MD
NPI 1235753864
Internal Medicine in Sioux Falls, SD
About Dr. Margarita Yasmine Toufeili Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARGARITA YASMINE TOUFEILI MD (NPI 1235753864) is an individual internal medicine provider in Sioux Falls, South Dakota, licensed in South Dakota (18828) and active in the NPI registry since May 2020. She is enrolled in Medicare PECOS, is affiliated with Harrison Medical Center, and is a graduate of Other (2020).
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
Dr. Margarita Yasmine Toufeili 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 Reassignment
Medicare enrollment records show Margarita Toufeili reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Spokane, WA 99204
- Reassigned Medicare billing, Washington enrollment
- 915 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 6
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Harrison Medical Center
Acute Care Hospitals · Bremerton, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 57105 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.
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 Margarita Toufeili's NPI number?
The NPI number for Margarita Toufeili is 1235753864. It was assigned to this individual provider in the NPPES registry on May 29, 2020.
Where is Margarita Toufeili located?
Margarita Toufeili practices at 1200 S 7th Ave, Sioux Falls, SD 57105. The listed phone number is (605) 504-5400.
What is Margarita Toufeili's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Margarita Toufeili enrolled in Medicare?
Yes. Margarita Toufeili 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 Margarita Toufeili's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margarita Toufeili reassigns Medicare benefits to South Sound Inpatient Physicians PLLC (Spokane, WA). 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 Margarita Toufeili's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margarita Toufeili accept?
Health plans from Providence Health Plan list Margarita Toufeili 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 Margarita Toufeili affiliated with any hospitals?
According to CMS data, Margarita Toufeili is affiliated with Harrison Medical Center.
When was this NPI record last updated?
The NPPES record for Margarita Toufeili was last updated on October 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 25 days 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.
# Dr. Margarita Yasmine Toufeili, MD · NPI 1235753864
Internal Medicine physician in Sioux Falls, South Dakota. Individual provider, active in the CMS NPPES registry since May 29, 2020.
## Identity
- **NPI:** 1235753864 (Entity type: Individual)
- **Enumerated:** May 29, 2020
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 18828 (South Dakota)
- **Sole proprietor:** No
## Practice location
- **Address:** 1200 S 7TH AVE, Sioux Falls, SD 57105-0912
- **Phone:** (605) 504-5400 · **Fax:** (605) 504-5154
## 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:** South Sound Inpatient Physicians PLLC (NPI 1275785107, Spokane, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** October 13, 2026
---
Source: [NPI Profile](https://npiprofile.com/npi/1235753864) · Data from the CMS NPPES public registry.