Ryan Casper, MD
NPI 1306898846 · Allergy & Immunology Physician · Peoria, AZ
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Casper, MD is a Allergy & Immunology Physician provider in Peoria, AZ (NPI 1306898846).
Provider details
- NPI number
- 1306898846
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 46975 (WI)
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 tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
20,829 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Test for Allergy Using Allergenic Extract95004 | 8,768 | $3 |
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 8,526 | $14 |
| Professional Service for Multiple Injections of Allergen95117 | 2,033 | $12 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 393 | $122 |
| Test to Measure Rate of Airflow94375 | 288 | $37 |
| Professional Service for Single Injection of Allergen95115 | 231 | $10 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ipratropium Bromide | 213 | 81 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 207 | 56 |
| Azelastine Hcl | 171 | 91 |
| Levocetirizine Dihydrochloride | 146 | 37 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 144 | 71 |
| Montelukast Sodium | 119 | 29 |
| Immun Glob G(igg)/Pro/Iga 0-50brand: Hizentra |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,824 across 176 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
- 2006-05-16
- Last updated
- 2019-07-01
Frequently asked questions
- What is Ryan Casper's NPI number?
- Ryan Casper's National Provider Identifier (NPI) is 1306898846, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Casper's specialty?
- Ryan Casper is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Ryan Casper located?
- Ryan Casper's practice location on file with NPPES is 13965 N. 75th Avenue, Peoria, AZ 85381-6097.
- What is Ryan Casper's phone number?
- The practice phone number listed in the NPPES registry for Ryan Casper is (602) 843-2991.
- Does Ryan Casper accept Medicare?
- Ryan Casper is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Casper's NPI active?
- Yes — Ryan Casper's NPI (1306898846) 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.