Ronald Graeff, MD
NPI 1730172339 · Allergy & Immunology Physician · Oskaloosa, IA
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Graeff, MD is a Allergy & Immunology Physician provider in Oskaloosa, IA (NPI 1730172339).
Provider details
- NPI number
- 1730172339
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 30479 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 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 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 240 | 60 |
| Fluticasone Propionate | 138 | 38 |
| Hydroxyzine Hcl | 133 | 30 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 85 | 33 |
| Ipratropium Bromide | 84 | 24 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 57 | 15 |
| Levocetirizine Dihydrochloride | 53 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$14 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
- 2005-08-30
- Last updated
- 2012-12-24
Frequently asked questions
- What is Ronald Graeff's NPI number?
- Ronald Graeff's National Provider Identifier (NPI) is 1730172339, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Graeff's specialty?
- Ronald Graeff is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Graeff located?
- Ronald Graeff's practice location on file with NPPES is 410 N 12th St Ste 100, Oskaloosa, IA 52577-2495.
- What is Ronald Graeff's phone number?
- The practice phone number listed in the NPPES registry for Ronald Graeff is (641) 672-3360.
- Does Ronald Graeff accept Medicare?
- Ronald Graeff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Graeff's NPI active?
- Yes — Ronald Graeff's NPI (1730172339) is active in the NPPES registry as of the last update on 2012-12-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.