DR. IRINA SHAKHNOVICH MD
NPI 1881806529
Surgery - Vascular Surgery in La Crosse, WI
About Dr. Irina Shakhnovich Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. IRINA SHAKHNOVICH MD (NPI 1881806529) is an individual vascular surgery provider in La Crosse, Wisconsin, licensed in Wisconsin (55090) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS, is affiliated with Gundersen Palmer Lutheran Hospital And Clinics, and is a graduate of Medical College Of Wisconsin (2004).
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
Dr. Irina Shakhnovich 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 Reassignments
4Medicare enrollment records show Irina Shakhnovich reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
La Crosse, WI 54601
- Reassigned Medicare billing, Iowa and Wisconsin enrollments
- 179 clinicians in this Medicare group
La Crosse, WI 54601
- Reassigned Medicare billing, Wisconsin enrollment
- 1,457 clinicians in this Medicare group
Decorah, IA 52101
- Reassigned Medicare billing, Iowa enrollment
- 83 clinicians in this Medicare group
West Union, IA 52175
- Reassigned Medicare billing, Iowa enrollment
- Also billed through NPI 1598765398 (Iowa)
- 155 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 4
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.
Gundersen Palmer Lutheran Hospital And Clinics
Critical Access Hospitals · West Union, IAGundersen Lutheran Medical Center
Acute Care Hospitals · La Crosse, WICrossing Rivers Health Medical Center
Critical Access Hospitals · Prairie Du Chien, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54601 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.
LA CROSSE, WI 54601
LA CROSSE, WI 54601
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 Irina Shakhnovich's NPI number?
The NPI number for Irina Shakhnovich is 1881806529. It was assigned to this individual provider in the NPPES registry on May 4, 2007.
Where is Irina Shakhnovich located?
Irina Shakhnovich practices at 1836 South Ave, La Crosse, WI 54601. The listed phone number is (608) 782-7300.
What is Irina Shakhnovich's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.
Is Irina Shakhnovich enrolled in Medicare?
Yes. Irina Shakhnovich 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 Irina Shakhnovich's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Irina Shakhnovich reassigns Medicare benefits to 4 organizations: Gundersen Clinic Ltd (La Crosse, WI), Gundersen Lutheran Medical Center, Inc (La Crosse, WI), Gundersen Regional Clinics LLC (Decorah, IA) and Palmer Lutheran Health Center, Inc. (West Union, 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 Irina Shakhnovich's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Irina Shakhnovich accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, HealthPartners, Oscar Insurance Company and Quartz and 1 other insurer list Irina Shakhnovich 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 Irina Shakhnovich affiliated with any hospitals?
According to CMS data, Irina Shakhnovich is affiliated with Gundersen Palmer Lutheran Hospital And Clinics, Gundersen Lutheran Medical Center and Crossing Rivers Health Medical Center.
When was this NPI record last updated?
The NPPES record for Irina Shakhnovich was last updated on May 7, 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.
# Dr. Irina Shakhnovich, MD · NPI 1881806529
Vascular Surgery physician in La Crosse, Wisconsin. Individual provider, active in the CMS NPPES registry since May 4, 2007.
## Identity
- **NPI:** 1881806529 (Entity type: Individual)
- **Enumerated:** May 4, 2007
- **Primary specialty:** Surgery - Vascular Surgery · taxonomy 2086S0129X
- **State license:** 55090 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 1836 SOUTH AVE, La Crosse, WI 54601-5429
- **Phone:** (608) 782-7300
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Gundersen Clinic Ltd (NPI 1851343115, La Crosse, WI); Gundersen Lutheran Medical Center, Inc (NPI 1619210895, La Crosse, WI); Gundersen Regional Clinics LLC (NPI 1043999071, Decorah, IA); Palmer Lutheran Health Center, Inc. (NPI 1891744108, West Union, IA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Medical College Of Wisconsin, class of 2004
## Record status
- **NPPES last updated:** May 7, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1881806529) · Data from the CMS NPPES public registry.