SARAH KNAUF APRN
NPI 1588150643
Nurse Practitioner - Family in Shelton, CT
About Sarah Knauf Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SARAH KNAUF APRN (NPI 1588150643) is an individual family provider in Shelton, Connecticut, licensed in Connecticut (12.007650) and active in the NPI registry since July 2018. She is enrolled in Medicare PECOS, maintains a secondary practice location in Bridgeport, and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses
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
Sarah Knauf Aprn 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
8Medicare enrollment records show Sarah Knauf reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Shelton, CT 06824
- Reassigned Medicare billing, Connecticut enrollment
- 40 clinicians in this Medicare group
Derby, CT 06418
- Reassigned Medicare billing, Connecticut enrollment
- 190 clinicians in this Medicare group
Bridgeport, CT 06610
- Reassigned Medicare billing, Connecticut enrollment
- 44 clinicians in this Medicare group
Bridgeport, CT 06606
- Reassigned Medicare billing, Connecticut enrollment
- 41 clinicians in this Medicare group
Fairfield, CT 06825
- Reassigned Medicare billing, Connecticut enrollment
- 43 clinicians in this Medicare group
Fairfield, CT 06824
- Reassigned Medicare billing, Connecticut enrollment
- 54 clinicians in this Medicare group
Torrington, CT 06790
- Reassigned Medicare billing, Connecticut enrollment
- 288 clinicians in this Medicare group
Hartford, CT 06106
- Reassigned Medicare billing, Connecticut enrollment
- 1,921 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06484 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.
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 Sarah Knauf's NPI number?
The NPI number for Sarah Knauf is 1588150643. It was assigned to this individual provider in the NPPES registry on July 2, 2018.
Where is Sarah Knauf located?
Sarah Knauf practices at 110 Commerce Dr, Shelton, CT 06484. The listed phone number is (203) 929-7331.
What is Sarah Knauf's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Sarah Knauf enrolled in Medicare?
Yes. Sarah Knauf 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 Sarah Knauf's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sarah Knauf reassigns Medicare benefits to 8 organizations: Qmg3, LLC (Shelton, CT), Griffin Faculty Physicians, Inc. (Derby, CT), Quentin Medical Group, LLC (Bridgeport, CT), Qmg4, LLC (Bridgeport, CT), Qmg2,llc (Fairfield, CT) and 3 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 Sarah Knauf'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 Sarah Knauf was last updated on March 8, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Sarah Knauf, APRN · NPI 1588150643
Family physician in Shelton, Connecticut. Individual provider, active in the CMS NPPES registry since July 2, 2018.
## Identity
- **NPI:** 1588150643 (Entity type: Individual)
- **Enumerated:** July 2, 2018
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 12.007650 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 110 COMMERCE DR, Shelton, CT 06484-6244
- **Phone:** (203) 929-7331
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): Qmg3, LLC (NPI 1053856039, Shelton, CT); Griffin Faculty Physicians, Inc. (NPI 1598755605, Derby, CT); Quentin Medical Group, LLC (NPI 1487087250, Bridgeport, CT); Qmg4, LLC (NPI 1023471299, Bridgeport, CT); Qmg2,llc (NPI 1437546363, Fairfield, CT); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** March 8, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1588150643) · Data from the CMS NPPES public registry.