KAREN FENG DO
NPI 1669116083
Student in an Organized Health Care Education/Training Program in Scotts Valley, CA
About Karen Feng Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAREN FENG DO (NPI 1669116083) is an individual student in an organized health care education/training program in Scotts Valley, California and active in the NPI registry since April 2022. She is enrolled in Medicare PECOS and is a graduate of Lake Erie College Of Osteopathic Medicine, Bradenton (2022).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Karen Feng Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Karen Feng reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Santa Clara, CA 95051
- Reassigned Medicare billing, California enrollment
- 20,078 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.
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 Feng's NPI number?
The NPI number for Karen Feng is 1669116083. It was assigned to this individual provider in the NPPES registry on April 21, 2022.
Where is Karen Feng located?
Karen Feng practices at 5615 Scotts Valley Dr Fl 2, Scotts Valley, CA 95066. The listed phone number is (831) 430-2700.
What is Karen Feng's specialty?
The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.
Is Karen Feng enrolled in Medicare?
Yes. Karen Feng is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Karen Feng's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karen Feng reassigns Medicare benefits to Permanente Medical Group Inc (Santa Clara, CA). 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 Feng'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 Karen Feng was last updated on December 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Karen Feng, DO · NPI 1669116083
Student in an Organized Health Care Education/Training Program provider in Scotts Valley, California. Individual provider, active in the CMS NPPES registry since April 21, 2022.
## Identity
- **NPI:** 1669116083 (Entity type: Individual)
- **Enumerated:** April 21, 2022
- **Primary specialty:** Student in an Organized Health Care Education/Training Program · taxonomy 390200000X
- **Sole proprietor:** No
## Practice location
- **Address:** 5615 SCOTTS VALLEY DR FL 2, Scotts Valley, CA 95066-3492
- **Phone:** (831) 430-2700
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Permanente Medical Group Inc (NPI 1073606299, Santa Clara, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Lake Erie College Of Osteopathic Medicine, Bradenton, class of 2022
## Record status
- **NPPES last updated:** December 11, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1669116083) · Data from the CMS NPPES public registry.