KAREN TRASK CRNA
NPI 1164587457
Nurse Anesthetist, Certified Registered in Weymouth, MA
About Karen Trask Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAREN TRASK CRNA (NPI 1164587457) is an individual nurse anesthetist, certified registered in Weymouth, Massachusetts, licensed in Massachusetts (038029) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS, is affiliated with South Shore Hospital, and is a graduate of Other (1985).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 3
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
Karen Trask 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 Reassignment
Medicare enrollment records show Karen Trask reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Weymouth, MA 02190
- Reassigned Medicare billing, Massachusetts enrollment
- 671 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 2
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.
South Shore Hospital
Acute Care Hospitals · South Weymouth, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02189 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 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WEYMOUTH, MA 02189
WEYMOUTH, MA 02189
WEYMOUTH, MA 02189
WEYMOUTH, MA 02189
WEYMOUTH, MA 02189
WEYMOUTH, MA 02189
WEYMOUTH, MI 02189
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 Trask's NPI number?
The NPI number for Karen Trask is 1164587457. It was assigned to this individual provider in the NPPES registry on December 27, 2006.
Where is Karen Trask located?
Karen Trask practices at 163 Libbey Parkway Suite301, Weymouth, MA 02189. The listed phone number is (781) 337-4224.
What is Karen Trask's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Karen Trask enrolled in Medicare?
Yes. Karen Trask 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 organization bills Medicare for Karen Trask's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karen Trask reassigns Medicare benefits to Coastal Medical Associates (Weymouth, MA). The 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 Trask's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Karen Trask affiliated with any hospitals?
According to CMS data, Karen Trask is affiliated with South Shore Hospital.
When was this NPI record last updated?
The NPPES record for Karen Trask was last updated on May 13, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Karen Trask, CRNA · NPI 1164587457
Nurse Anesthetist, Certified Registered physician in Weymouth, Massachusetts. Individual provider, active in the CMS NPPES registry since December 27, 2006.
## Identity
- **NPI:** 1164587457 (Entity type: Individual)
- **Enumerated:** December 27, 2006
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 038029 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 163 LIBBEY PARKWAY, SUITE301, Weymouth, MA 02189-3118
- **Phone:** (781) 337-4224 · **Fax:** (781) 335-0429
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** Coastal Medical Associates (NPI 1932175684, Weymouth, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1985
## Record status
- **NPPES last updated:** May 13, 2008
- **Other identifiers:** Medicare PIN NA0173 (MA); Other 430035857 (MA); Medicare PIN NA017301 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1164587457) · Data from the CMS NPPES public registry.