Wendy Chapin, ARNP
NPI 1740616739 · Family Nurse Practitioner · Waterloo, IA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Wendy Chapin, ARNP is a Family Nurse Practitioner provider in Waterloo, IA (NPI 1740616739).
Provider details
- NPI number
- 1740616739
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- A105053 (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
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
4,424 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 | 1,684 | $5 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 844 | $72 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 617 | $43 |
| Destruction of Skin Growth, 1-14 Growths17110 | 360 | $86 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 332 | $45 |
| Shaving of Skin Growth of Body, Arms, Or Legs, 0.6-1.0 Cm11301 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 136 | 82 |
| Triamcinolone Acetonide | 106 | 75 |
| Cephalexin | 53 | 31 |
| Clobetasol Propionate | 52 | 29 |
| Fluocinonide | 45 | 30 |
| Clindamycin Phosphate | 40 | 22 |
| Mometasone Furoate | 37 | 29 |
| Metronidazole | 32 | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$51 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
Registry dates
- Enumerated
- 2013-09-23
- Last updated
- 2022-07-19
- Certified
- 2022-07-19
Frequently asked questions
- What is Wendy Chapin's NPI number?
- Wendy Chapin's National Provider Identifier (NPI) is 1740616739, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wendy Chapin's specialty?
- Wendy Chapin is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Wendy Chapin located?
- Wendy Chapin's practice location on file with NPPES is 3812 Pheasant Ln, Waterloo, IA 50701-5200.
- What is Wendy Chapin's phone number?
- The practice phone number listed in the NPPES registry for Wendy Chapin is (319) 236-3444.
- Does Wendy Chapin accept Medicare?
- Wendy Chapin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Wendy Chapin's NPI active?
- Yes — Wendy Chapin's NPI (1740616739) is active in the NPPES registry as of the last update on 2022-07-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.