Jason Casselman, D.O.
NPI 1538456462 · Allergy & Immunology (Internal Medicine) Physician · Richmond, IN
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jason Casselman, D.O. is a Allergy & Immunology (Internal Medicine) Physician provider in Richmond, IN (NPI 1538456462).
Provider details
- NPI number
- 1538456462
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 5101019322 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
15 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
6,428 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 | 3,200 | $3 |
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 2,338 | $13 |
| Professional Service for Multiple Injections of Allergen95117 | 383 | $11 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 144 | $118 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 91 | $153 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 88 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azelastine Hcl | 365 | 115 |
| Fluticasone Propionate | 316 | 101 |
| Montelukast Sodium | 292 | 68 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 195 | 40 |
| Pantoprazole Sodium | 173 | 42 |
| Famotidine | 169 | 48 |
| Omeprazole | 159 | 41 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$401 across 19 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
- 2011-06-29
- Last updated
- 2021-05-12
- Certified
- 2021-05-12
Frequently asked questions
- What is Jason Casselman's NPI number?
- Jason Casselman's National Provider Identifier (NPI) is 1538456462, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jason Casselman's specialty?
- Jason Casselman is listed in the NPPES registry with a primary specialty of Allergy & Immunology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Jason Casselman located?
- Jason Casselman's practice location on file with NPPES is 1434 Chester Blvd, Richmond, IN 47374-1947.
- What is Jason Casselman's phone number?
- The practice phone number listed in the NPPES registry for Jason Casselman is (765) 966-9600.
- Does Jason Casselman accept Medicare?
- Jason Casselman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jason Casselman's NPI active?
- Yes — Jason Casselman's NPI (1538456462) is active in the NPPES registry as of the last update on 2021-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.