KRISTIN ANNIS CRNA
NPI 1881149037
Nurse Anesthetist, Certified Registered in Falls Church, VA
About Kristin Annis Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KRISTIN ANNIS CRNA (NPI 1881149037) is an individual nurse anesthetist, certified registered in Falls Church, Virginia, licensed in Virginia (0024174482) and active in the NPI registry since August 2016. She is enrolled in Medicare PECOS, is affiliated with Watertown Memorial Hospital, and is a graduate of Other (2016).
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 (PECOS)
Kristin Annis Crna is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Kristin Annis reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oak Creek, WI 53154
- Reassigned Medicare billing, Wisconsin enrollment
- 16 clinicians in this Medicare group
Milwaukee, WI 53215
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Anesthesia Partners Services Sc
- 100 clinicians in this Medicare group
Watertown, WI 53098
- Reassigned Medicare billing, Wisconsin enrollment
- 13 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Watertown Memorial Hospital
Acute Care Hospitals · Watertown, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 22042 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.
FALLS CHURCH, VA 22042
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 Kristin Annis's NPI number?
The NPI number for Kristin Annis is 1881149037. It was assigned to this individual provider in the NPPES registry on August 17, 2016.
Where is Kristin Annis located?
Kristin Annis practices at 3300 Gallows Rd, Falls Church, VA 22042. The listed phone number is (703) 776-3138.
What is Kristin Annis's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Kristin Annis enrolled in Medicare?
Yes. Kristin Annis is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Kristin Annis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kristin Annis reassigns Medicare benefits to 3 organizations: Zen Anesthesia LLC (Oak Creek, WI), Anesthesia Partners Services, S.C. (Milwaukee, WI) and Watertown Anesthesia, LLC (Watertown, WI). 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 Kristin Annis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Kristin Annis accept?
Health plans from CareSource (Common Ground Healthcare) and Group Health Cooperative-SCW list Kristin Annis 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 Kristin Annis affiliated with any hospitals?
According to CMS data, Kristin Annis is affiliated with Watertown Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Kristin Annis was last updated on March 2, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Kristin Annis, CRNA · NPI 1881149037
Nurse Anesthetist, Certified Registered physician in Falls Church, Virginia. Individual provider, active in the CMS NPPES registry since August 17, 2016.
## Identity
- **NPI:** 1881149037 (Entity type: Individual)
- **Enumerated:** August 17, 2016
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 0024174482 (Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 3300 GALLOWS RD, Falls Church, VA 22042-3307
- **Phone:** (703) 776-3138
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Zen Anesthesia LLC (NPI 1891483368, Oak Creek, WI); Anesthesia Partners Services, S.C. (NPI 1861810947, Milwaukee, WI); Watertown Anesthesia, LLC (NPI 1508501495, Watertown, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** March 2, 2017
---
Source: [NPI Profile](https://npiprofile.com/npi/1881149037) · Data from the CMS NPPES public registry.