LYNSEY CLARK MSW
NPI 1437525847
Counselor in San Francisco, CA
About Lynsey Clark Msw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LYNSEY CLARK MSW (NPI 1437525847) is an individual counselor in San Francisco, California and active in the NPI registry since August 2015. She is enrolled in Medicare PECOS and is a graduate of Other (2014).
NPPES Registry Identity
Specialties & Licenses
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
Lynsey Clark Msw 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 Lynsey Clark reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 71 clinicians in this Medicare group
Oakland, CA 94607
- Reassigned Medicare billing, California enrollment
- 48 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 Lynsey Clark's NPI number?
The NPI number for Lynsey Clark is 1437525847. It was assigned to this individual provider in the NPPES registry on August 19, 2015.
Where is Lynsey Clark located?
Lynsey Clark practices at 1001 Potrero Ave # 7B, San Francisco, CA 94110. The listed phone number is (415) 206-2683.
What is Lynsey Clark's specialty?
The primary specialty registered for this NPI is Counselor with taxonomy code 101Y00000X.
Is Lynsey Clark enrolled in Medicare?
Yes. Lynsey Clark 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 Lynsey Clark's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lynsey Clark reassigns Medicare benefits to 2 organizations: Native American Health Center, Inc (San Francisco, CA) and The West Oakland Health Council (Oakland, CA). 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 Lynsey Clark'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 Lynsey Clark was last updated on October 8, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Lynsey Clark, MSW · NPI 1437525847
Counselor provider in San Francisco, California. Individual provider, active in the CMS NPPES registry since August 19, 2015.
## Identity
- **NPI:** 1437525847 (Entity type: Individual)
- **Enumerated:** August 19, 2015
- **Primary specialty:** Counselor · taxonomy 101Y00000X
- **Sole proprietor:** No
## Practice location
- **Address:** 1001 POTRERO AVE # 7B, San Francisco, CA 94110-3518
- **Phone:** (415) 206-2683
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Native American Health Center, Inc (NPI 1669642914, San Francisco, CA); The West Oakland Health Council (NPI 1215058938, Oakland, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** October 8, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1437525847) · Data from the CMS NPPES public registry.