Doctor profile · Federal record

Dr. Rachel Wassenaar, LMSW

Clinical Social Worker · Des Moines, IA

  • NPI 1427280775
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
435 E Grand Ave
Des Moines, IA 503091919
(515) 243-3525
fax (515) 283-2256
Mailing address
301 W Burlington Ave
Fairfield, IA 525563242

Credentials & registration

NPPES · NUCC
NPI registered
August 2009 — 17 yrs on file
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
1041C0700X — NUCC code
State license (1)
Iowa #007255

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427280775. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
211
Distinct HCPCS
2
Medicare allowed
$22,485
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 198 20 $105
90791 Psychiatric diagnostic evaluation 13 13 $125

In context: peer comparison

Among 10 peers in Des Moines Clinical Social Worker, average services per provider: 63. This provider delivers 3.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Rachel Wassenaar's medical specialty?
Dr. Rachel Wassenaar practices Clinical Social Worker in Des Moines, IA.
Where does Dr. Rachel Wassenaar practice?
Dr. Rachel Wassenaar practices at 435 E Grand Ave, Des Moines, IA 503091919. Office phone: 5152433525.
What is Dr. Rachel Wassenaar's NPI?
Dr. Rachel Wassenaar's National Provider Identifier (NPI) is 1427280775, issued by NPPES.
Does Dr. Rachel Wassenaar accept Medicare assignment?
Yes. Dr. Rachel Wassenaar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rachel Wassenaar commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.