Gregory Kronenberg, CRNA
NPI 1609885961 · Certified Registered Nurse Anesthetist · Oskaloosa, IA
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Kronenberg, CRNA is a Certified Registered Nurse Anesthetist provider in Oskaloosa, IA (NPI 1609885961).
Provider details
- NPI number
- 1609885961
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Male
- Sole proprietor
- Yes
- License
- D145432 (IA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service 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 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 391 | 71 |
| Gabapentin | 279 | 75 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 265 | 43 |
| Pregabalin | 224 | 49 |
| Duloxetine Hcl | 165 | 26 |
| Tramadol Hcl | 150 | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$370 across 7 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
- 2006-08-05
- Last updated
- 2019-07-01
Frequently asked questions
- What is Gregory Kronenberg's NPI number?
- Gregory Kronenberg's National Provider Identifier (NPI) is 1609885961, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Kronenberg's specialty?
- Gregory Kronenberg is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gregory Kronenberg located?
- Gregory Kronenberg's practice location on file with NPPES is 1229 C Ave E, Oskaloosa, IA 52577.
- What is Gregory Kronenberg's phone number?
- The practice phone number listed in the NPPES registry for Gregory Kronenberg is (641) 672-3388.
- Does Gregory Kronenberg accept Medicare?
- Gregory Kronenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Kronenberg's NPI active?
- Yes — Gregory Kronenberg's NPI (1609885961) is active in the NPPES registry as of the last update on 2019-07-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.