CRYSTAL RAE SHEFFIELD CRNA
NPI 1376829150
Nurse Anesthetist, Certified Registered in Madison, WI
About Crystal Rae Sheffield Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CRYSTAL RAE SHEFFIELD CRNA (NPI 1376829150) is an individual nurse anesthetist, certified registered in Madison, Wisconsin, licensed in Wisconsin (AP121502) and active in the NPI registry since October 2011. She is enrolled in Medicare PECOS, is affiliated with Baylor University Medical Center, and maintains a secondary practice location in Dallas.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 3
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
Crystal Rae Sheffield Crna 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
9Medicare enrollment records show Crystal Sheffield reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Middleton, WI 53562
- Reassigned Medicare billing, Wisconsin enrollment
- 2,832 clinicians in this Medicare group
Dallas, TX 75243
- Reassigned Medicare billing, Texas enrollment
- 19 clinicians in this Medicare group
Dallas, TX 75243
- Reassigned Medicare billing, Texas enrollment
- 12 clinicians in this Medicare group
Mesquite, TX 75150
- Reassigned Medicare billing, Texas enrollment
- 43 clinicians in this Medicare group
Mesquite, TX 75150
- Reassigned Medicare billing, Texas enrollment
- 110 clinicians in this Medicare group
Dallas, TX 75246
- Reassigned Medicare billing, Texas enrollment
- 36 clinicians in this Medicare group
Southlake, TX 76092
- Reassigned Medicare billing, Texas enrollment
- 447 clinicians in this Medicare group
Arlington, TX 76006
- Reassigned Medicare billing, Texas enrollment
- 1,164 clinicians in this Medicare group
Houston, TX 77042
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: U S Anesthesia Partners Of Texas, PA
- 3,804 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 5
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Baylor University Medical Center
Acute Care Hospitals · Dallas, TXUniversity Of Wi Hospitals & Clinics Authority
Acute Care Hospitals · Madison, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53792 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
MADISON, WI 53792
MADISON, WI 53792
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 Crystal Sheffield's NPI number?
The NPI number for Crystal Sheffield is 1376829150. It was assigned to this individual provider in the NPPES registry on October 25, 2011.
Where is Crystal Sheffield located?
Crystal Sheffield practices at 600 Highland Ave, Madison, WI 53792. The listed phone number is (608) 263-8100.
What is Crystal Sheffield's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Crystal Sheffield enrolled in Medicare?
Yes. Crystal Sheffield 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 Crystal Sheffield's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Crystal Sheffield reassigns Medicare benefits to 9 organizations: University Of Wisconsin Medical Foundation, Inc (Middleton, WI), Mohammed U Shaikh MD PA (Dallas, TX), Agape Anesthesia Crna, PLLC (Dallas, TX), Mesquite Professional Anesthesia, PA (Mesquite, TX), Afterglow Anesthesia PLLC (Mesquite, TX) and 4 more organizations, listed in the Medicare section above. 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 Crystal Sheffield's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Crystal Sheffield accept?
Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Molina Healthcare and Oscar Insurance Company list Crystal Sheffield 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 Crystal Sheffield affiliated with any hospitals?
According to CMS data, Crystal Sheffield is affiliated with Baylor University Medical Center and University Of Wi Hospitals & Clinics Authority.
When was this NPI record last updated?
The NPPES record for Crystal Sheffield was last updated on December 2, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 months 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.
# Crystal Rae Sheffield, CRNA · NPI 1376829150
Nurse Anesthetist, Certified Registered physician in Madison, Wisconsin. Individual provider, active in the CMS NPPES registry since October 25, 2011.
## Identity
- **NPI:** 1376829150 (Entity type: Individual)
- **Enumerated:** October 25, 2011
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** AP121502 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 600 HIGHLAND AVE, Madison, WI 53792-0001
- **Phone:** (608) 263-8100
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 9 organizations under Medicare reassignment (form CMS-855R): University Of Wisconsin Medical Foundation, Inc (NPI 1598784555, Middleton, WI); Mohammed U Shaikh MD PA (NPI 1073089124, Dallas, TX); Agape Anesthesia Crna, PLLC (NPI 1346871480, Dallas, TX); Mesquite Professional Anesthesia, PA (NPI 1831209949, Mesquite, TX); Afterglow Anesthesia PLLC (NPI 1558180083, Mesquite, TX); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** December 2, 2024
- **Other identifiers:** Other 8779UG (TX); Other P01356068 (TX); Medicaid 291426903 (TX)
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Source: [NPI Profile](https://npiprofile.com/npi/1376829150) · Data from the CMS NPPES public registry.