Heidi Bonthuis, PA--C
NPI 1164421954 · Physician Assistant · Waterloo, IA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heidi Bonthuis, PA--C is a Physician Assistant provider in Waterloo, IA (NPI 1164421954).
Provider details
- NPI number
- 1164421954
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA--C
- Sex
- Female
- Sole proprietor
- No
- License
- 000826 (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 tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 63 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 210 | 63 |
| Amlodipine Besylate | 174 | 47 |
| Levothyroxine Sodium | 103 | 26 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 98 | 25 |
| Omeprazole | 95 | 27 |
| Rosuvastatin Calcium | 87 | 27 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-14
- Last updated
- 2018-04-30
Frequently asked questions
- What is Heidi Bonthuis's NPI number?
- Heidi Bonthuis's National Provider Identifier (NPI) is 1164421954, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heidi Bonthuis's specialty?
- Heidi Bonthuis is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Heidi Bonthuis located?
- Heidi Bonthuis's practice location on file with NPPES is 905 Franklin St, Waterloo, IA 50703-4407.
- What is Heidi Bonthuis's phone number?
- The practice phone number listed in the NPPES registry for Heidi Bonthuis is (319) 272-4300.
- Does Heidi Bonthuis accept Medicare?
- Heidi Bonthuis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heidi Bonthuis's NPI active?
- Yes — Heidi Bonthuis's NPI (1164421954) is active in the NPPES registry as of the last update on 2018-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.