DR. SUSAN M CONSTANTIN D.C.
NPI 1568597342
Chiropractor in Ferndale, WA
About Dr. Susan M Constantin D.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SUSAN M CONSTANTIN D.C. (NPI 1568597342) is an individual chiropractor in Ferndale, Washington, licensed in Washington (CH00002045) and active in the NPI registry since February 2007.
NPPES Registry Identity
Specialties & Licenses
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 (PECOS)
Dr. Susan M Constantin D.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Susan Constantin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Ferndale, WA 98248
- Reassigned Medicare billing, Washington enrollment
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 Susan Constantin's NPI number?
The NPI number for Susan Constantin is 1568597342. It was assigned to this individual provider in the NPPES registry on February 22, 2007.
Where is Susan Constantin located?
Susan Constantin practices at 2017 Main St., Ferndale, WA 98248. The listed phone number is (360) 384-4611.
What is Susan Constantin's specialty?
The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.
Is Susan Constantin enrolled in Medicare?
Yes. Susan Constantin is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Susan Constantin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Susan Constantin reassigns Medicare benefits to Constantin Chiropractic Clinic PC (Ferndale, WA). 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 Susan Constantin'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 Susan Constantin was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Dr. Susan M Constantin, D.C. · NPI 1568597342
Chiropractor provider in Ferndale, Washington. Individual provider, active in the CMS NPPES registry since February 22, 2007.
## Identity
- **NPI:** 1568597342 (Entity type: Individual)
- **Enumerated:** February 22, 2007
- **Primary specialty:** Chiropractor · taxonomy 111N00000X
- **State license:** CH00002045 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 2017 MAIN ST., Ferndale, WA 98248-1992
- **Phone:** (360) 384-4611 · **Fax:** (360) 384-2574
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** Constantin Chiropractic Clinic PC (NPI 1952448896, Ferndale, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare UPIN T03163 (WA); Medicare ID-Type Unspecified AB18035 (WA); Medicaid 2091205 (WA)
---
Source: [NPI Profile](https://npiprofile.com/npi/1568597342) · Data from the CMS NPPES public registry.