KRISTEN LEIGH ALWINE CRNA
NPI 1588827331
Nurse Anesthetist, Certified Registered in Philadelphia, PA
About Kristen Leigh Alwine Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KRISTEN LEIGH ALWINE CRNA (NPI 1588827331) is an individual nurse anesthetist, certified registered in Philadelphia, Pennsylvania, licensed in Pennsylvania (RN556534) and active in the NPI registry since July 2008. She is affiliated with Hospital Of Univ Of Pennsylvania and is a graduate of Other (2008).
NPPES Registry Identity
Specialties & Licenses
Other Names 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
Kristen Leigh Alwine 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
2Medicare enrollment records show Kristen Alwine reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Philadelphia, PA 19104
- Reassigned Medicare billing, Pennsylvania enrollment
- 3,488 clinicians in this Medicare group
Philadelphia, PA 19107
- Reassigned Medicare billing, Pennsylvania enrollment
- 353 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
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.
Hospital Of Univ Of Pennsylvania
Acute Care Hospitals · Philadelphia, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 19104 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.
PHILADELPHIA, PA 19104
PHILADELPHIA, PA 19104
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 Kristen Alwine's NPI number?
The NPI number for Kristen Alwine is 1588827331. It was assigned to this individual provider in the NPPES registry on July 2, 2008. The provider is also known as Kristen Leigh Singel Crna.
Where is Kristen Alwine located?
Kristen Alwine practices at 3400 Spruce St 6 Dulles, Philadelphia, PA 19104. The listed phone number is (215) 349-8310.
What is Kristen Alwine's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Kristen Alwine enrolled in Medicare?
Yes. Kristen Alwine 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 Kristen Alwine's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kristen Alwine reassigns Medicare benefits to 2 organizations: University Of Penn-Medical Group (Philadelphia, PA) and Society Hill Anesthesia Consultants, PC (Philadelphia, PA). 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 Kristen Alwine's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Kristen Alwine affiliated with any hospitals?
According to CMS data, Kristen Alwine is affiliated with Hospital Of Univ Of Pennsylvania.
When was this NPI record last updated?
The NPPES record for Kristen Alwine was last updated on November 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Kristen Leigh Alwine, CRNA · NPI 1588827331
Nurse Anesthetist, Certified Registered physician in Philadelphia, Pennsylvania. Individual provider, active in the CMS NPPES registry since July 2, 2008.
## Identity
- **NPI:** 1588827331 (Entity type: Individual)
- **Enumerated:** July 2, 2008
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** RN556534 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 3400 SPRUCE ST, 6 DULLES, Philadelphia, PA 19104
- **Phone:** (215) 349-8310
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): University Of Penn-Medical Group (NPI 1073902169, Philadelphia, PA); Society Hill Anesthesia Consultants, PC (NPI 1427003219, Philadelphia, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** November 7, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1588827331) · Data from the CMS NPPES public registry.