Catherine Hallenbeck, PA-C
NPI 1104838564 · Medical Physician Assistant · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Hallenbeck, PA-C is a Medical Physician Assistant provider in Grand Rapids, MI (NPI 1104838564).
Provider details
- NPI number
- 1104838564
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 5601004056 (MI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 57 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 173 | 59 |
| Levothyroxine Sodium | 149 | 42 |
| Atorvastatin Calcium | 124 | 40 |
| Lisinopril | 120 | 38 |
| Hydrochlorothiazide | 91 | 32 |
| Omeprazole | 80 | 30 |
| Alendronate Sodium | 79 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$125 across 1 record (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
- 2006-08-13
- Last updated
- 2011-11-03
Frequently asked questions
- What is Catherine Hallenbeck's NPI number?
- Catherine Hallenbeck's National Provider Identifier (NPI) is 1104838564, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Hallenbeck's specialty?
- Catherine Hallenbeck is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Catherine Hallenbeck located?
- Catherine Hallenbeck's practice location on file with NPPES is 100 Michigan St Ne, Grand Rapids, MI 49503-2560.
- What is Catherine Hallenbeck's phone number?
- The practice phone number listed in the NPPES registry for Catherine Hallenbeck is (616) 391-1680.
- Does Catherine Hallenbeck accept Medicare?
- Catherine Hallenbeck is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Hallenbeck's NPI active?
- Yes — Catherine Hallenbeck's NPI (1104838564) is active in the NPPES registry as of the last update on 2011-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.