Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Crystal Wilken, ARNP

Individual provider Nurse Practitioner · NPI 1720487838

Crystal Wilken, ARNP is a Nurse Practitioner in Waterloo, Iowa. Qualified in 2014, 12 years ago. Practices with Cedar Valley Medical Specialists PC, a 76-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Iowa.

Years since qualifying
12
Licensed in
IA
In the registry since
2014
What do these letters mean?
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.

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Practice location Address checks out

2515 Cyclone Dr Ste B
Waterloo, IA 50701
Phone: (319) 888-8044
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 1753 W Ridgeway Ave, Waterloo, IA 50701-4544 — (319) 833-5970
  • 1753 W Ridgeway Ave, Waterloo, IA 50701-4544 — (319) 833-5970

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence A127007 (IA)

Record details

NPI number1720487838
Entity typeIndividual (Type 1)
GenderFemale
Credentials ARNP
Sole proprietorNo
NPI enumeratedAugust 14, 2014
Last updated in NPPESFebruary 4, 2022
Certification dateFebruary 4, 2022
Mailing addressPo Box 2758, Waterloo, IA 50704-2758

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Cedar Valley Medical Specialists Pc — 76 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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