Carrie Houlahan Bayles, ARNP
NPI 1578294104ActiveIndividual· Nurse Practitioner, Family· Cedar Rapids, IA
Nurse Practitioner, Family (ARNP) with Mercy Physician Associates Inc and 1 other group, practicing in Cedar Rapids, Iowa. Their prescriptions cost Medicare Part D more than their services did: $374,021 for 4,554 claims, against $47,999 paid for services in 2024. Pfizer Inc. was the largest of 13 companies reporting payments in 2025, $759.72 in all, mostly food and beverage. Lists Mercy Medical Center - Cedar Rapids and 1 other hospital as hospital affiliations.
Overview
| NPI | 1578294104 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | ARNP |
| Sole proprietor | No |
| NPI issued | Jun 23, 2022 |
| Last updated in NPPES | Jun 27, 2022 |
| Certified by provider | Jun 27, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | A169497 | IA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 161 |
|---|---|
| Services billed | 975 across 50 procedure codes |
| Paid by Medicare | $47,999 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,554 · 10,653 30-day fills |
|---|---|
| Patients | 312 |
| Total drug cost | $374,021 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical groups
- Mercy Physician Associates IncHiawatha, IA · 101 clinicians
- Mercy Care Management, IncCedar Rapids, IA · 33 clinicians
Hospital affiliations
- Mercy Medical Center - Cedar RapidsCedar Rapids, IA
- St Lukes HospitalCedar Rapids, IA
Other facilities
- Aveanna HealthcareHome health agency · Hiawatha, IA
Industry payments (Open Payments)
- 2025$759.72 · 48 payments from 13 companies
- 2024$771.86 · 45 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $192.58 | 14 |
| Abbvie Inc. | $159.84 | 10 |
| Astrazeneca Pharmaceuticals LP | $68.88 | 4 |
| Kowa Pharmaceuticals America, Inc. | $64.90 | 4 |
| Amgen Inc. | $52.56 | 3 |
What the 2025 payments were for
- Food and Beverage$759.72 · 48 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Nurse Practitioner, Family providers in Cedar Rapids
- 1598420747
- 1780363358
- 1225525488
- 1932856580
- 1790167344
- 1225860539
- 1235679986
- 1952812679
- 1205329034
- 1720567407
- 1275617854
- 1427682822