Crystal Wilken, ARNP
NPI 1720487838 · Nurse Practitioner · Waterloo, IA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Crystal Wilken, ARNP is a Nurse Practitioner provider in Waterloo, IA (NPI 1720487838).
Provider details
- NPI number
- 1720487838
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- A127007 (IA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
4,599 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 1,510 | $5 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 1,276 | $71 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 445 | $42 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 407 | $100 |
| Shaving of Skin Growth of Face, Ears, Eyelids, Nose, Lips, Or Mouth, 0.5 Cm Or Less11310 | 229 | $76 |
| Removal of Impacted Ear Wax69210 | 195 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propionate | 280 | 88 |
| Azelastine Hcl | 238 | 79 |
| Metronidazole | 50 | 31 |
| Montelukast Sodium | 49 | — |
| Cephalexin | 37 | 31 |
| Ketoconazole | 32 | 27 |
| Triamcinolone Acetonide | 31 | 27 |
| Ipratropium Bromide | 31 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$57 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 1753 W Ridgeway AveSuite 111Waterloo, IA 50701-4544Phone: (319) 833-5970
- 1753 W Ridgeway AveSuite 111Waterloo, IA 50701-4544Phone: (319) 833-5970
Registry dates
- Enumerated
- 2014-08-14
- Last updated
- 2022-02-04
- Certified
- 2022-02-04
Frequently asked questions
- What is Crystal Wilken's NPI number?
- Crystal Wilken's National Provider Identifier (NPI) is 1720487838, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Crystal Wilken's specialty?
- Crystal Wilken is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Crystal Wilken located?
- Crystal Wilken's practice location on file with NPPES is 2515 Cyclone Dr Ste B, Waterloo, IA 50701.
- What is Crystal Wilken's phone number?
- The practice phone number listed in the NPPES registry for Crystal Wilken is (319) 888-8044.
- Does Crystal Wilken accept Medicare?
- Crystal Wilken is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Crystal Wilken's NPI active?
- Yes — Crystal Wilken's NPI (1720487838) is active in the NPPES registry as of the last update on 2022-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.