DR. KAREN MARIE WANERSDORFER DO
NPI 1508270224
Surgery in Washington, DC
About Dr. Karen Marie Wanersdorfer Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. KAREN MARIE WANERSDORFER DO (NPI 1508270224) is an individual surgery provider in Washington, District Of Columbia, licensed in District Of Columbia (DO034875) and active in the NPI registry since June 2014. She is enrolled in Medicare PECOS, maintains a secondary practice location in Largo, and is a graduate of Rocky Vista University College Of Osteopathic Med (2013).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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. Karen Marie Wanersdorfer Do 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
2Medicare enrollment records show Karen Wanersdorfer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Washington, DC 20037
- Reassigned Medicare billing, District of Columbia enrollment
- 1,275 clinicians in this Medicare group
Sacramento, CA 95816
- Reassigned Medicare billing, Colorado enrollment
- 43 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 7
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20037 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
WASHINGTON, DC 20037
WASHINGTON, DC 20037
WASHINGTON, DC 20037
WASHINGTON, DC 20037
WASHINGTON, DC 20037
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 Karen Wanersdorfer's NPI number?
The NPI number for Karen Wanersdorfer is 1508270224. It was assigned to this individual provider in the NPPES registry on June 20, 2014.
Where is Karen Wanersdorfer located?
Karen Wanersdorfer practices at 2150 Pennsylvania Ave NW 6th Floor, Dept Of Surgery, Washington, DC 20037. The listed phone number is (202) 677-6219.
What is Karen Wanersdorfer's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Karen Wanersdorfer enrolled in Medicare?
Yes. Karen Wanersdorfer 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 Karen Wanersdorfer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karen Wanersdorfer reassigns Medicare benefits to 2 organizations: Medical Faculty Associates, Inc (Washington, DC) and Acute Care Surgery Medical Group, Inc. (Sacramento, CA). 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 Karen Wanersdorfer'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 Karen Wanersdorfer was last updated on October 16, 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.
# Dr. Karen Marie Wanersdorfer, DO · NPI 1508270224
Surgery physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since June 20, 2014.
## Identity
- **NPI:** 1508270224 (Entity type: Individual)
- **Enumerated:** June 20, 2014
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** DO034875 (District of Columbia)
- **Sole proprietor:** No
## Practice location
- **Address:** 2150 PENNSYLVANIA AVE NW, 6TH FLOOR, DEPT OF SURGERY, Washington, DC 20037-3133
- **Phone:** (202) 677-6219
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Medical Faculty Associates, Inc (NPI 1417990581, Washington, DC); Acute Care Surgery Medical Group, Inc. (NPI 1700069549, Sacramento, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rocky Vista University College Of Osteopathic Med, class of 2013
## Record status
- **NPPES last updated:** October 16, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1508270224) · Data from the CMS NPPES public registry.