RACHEL LYNN WASSENAAR LMSW
NPI 1427280775
Social Worker - Clinical in Des Moines, IA
About Rachel Lynn Wassenaar Lmsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RACHEL LYNN WASSENAAR LMSW (NPI 1427280775) is an individual clinical provider in Des Moines, Iowa, licensed in Iowa (007255) and active in the NPI registry since August 2009. She is enrolled in Medicare PECOS and is a graduate of Other (2010).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
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
Rachel Lynn Wassenaar Lmsw 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 Rachel Wassenaar reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Spirit Lake, IA 51360
- Reassigned Medicare billing, Iowa enrollment
- 2 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
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 50309 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 4
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 Rachel Wassenaar's NPI number?
The NPI number for Rachel Wassenaar is 1427280775. It was assigned to this individual provider in the NPPES registry on August 20, 2009.
Where is Rachel Wassenaar located?
Rachel Wassenaar practices at 435 E Grand Ave, Des Moines, IA 50309. The listed phone number is (515) 243-3525.
What is Rachel Wassenaar's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Rachel Wassenaar enrolled in Medicare?
Yes. Rachel Wassenaar 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 Rachel Wassenaar's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rachel Wassenaar reassigns Medicare benefits to Lakes Counseling PLLC (Spirit Lake, IA). 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 Rachel Wassenaar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rachel Wassenaar accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and Avera Health Plans and 4 other insurers list Rachel Wassenaar as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Rachel Wassenaar was last updated on August 20, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Rachel Lynn Wassenaar, LMSW · NPI 1427280775
Clinical provider in Des Moines, Iowa. Individual provider, active in the CMS NPPES registry since August 20, 2009.
## Identity
- **NPI:** 1427280775 (Entity type: Individual)
- **Enumerated:** August 20, 2009
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 007255 (Iowa)
- **Sole proprietor:** No
## Practice location
- **Address:** 435 E GRAND AVE, Des Moines, IA 50309-1919
- **Phone:** (515) 243-3525 · **Fax:** (515) 283-2256
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Lakes Counseling PLLC (NPI 1831758002, Spirit Lake, IA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** August 20, 2009
- **Other identifiers:** Other 107314000 (IA)
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Source: [NPI Profile](https://npiprofile.com/npi/1427280775) · Data from the CMS NPPES public registry.