Hassan Ahmad, MD
NPI 1235471541 · Rheumatology Physician · Lafayette, IN
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hassan Ahmad, MD is a Rheumatology Physician provider in Lafayette, IN (NPI 1235471541).
Provider details
- NPI number
- 1235471541
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 128401 (OH)
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
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
487 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 307 | $119 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 89 | $9 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 70 | $155 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 21 | $13 |
Typical Medicare-allowed amounts for these services range $9–$155 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 366 | 146 |
| Methotrexate Sodiumbrand: Methotrexate | 322 | 83 |
| Hydroxychloroquine Sulfate | 271 | 81 |
| Leflunomide | 84 | 26 |
| Methylprednisolone | 77 | 39 |
| Folic Acid | 63 | 20 |
| Alendronate Sodium | 53 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$149 across 20 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
Additional practice locations (2)
- 1542 S Bloomington StGreencastle, IN 46135-2297Phone: (765) 301-7345Fax: (765) 301-7346
- 1100 Southfield Dr Ste 1300Plainfield, IN 46168-4499Phone: (317) 837-5510
Registry dates
- Enumerated
- 2013-03-25
- Last updated
- 2025-09-10
- Certified
- 2025-09-10
Frequently asked questions
- What is Hassan Ahmad's NPI number?
- Hassan Ahmad's National Provider Identifier (NPI) is 1235471541, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hassan Ahmad's specialty?
- Hassan Ahmad is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Hassan Ahmad located?
- Hassan Ahmad's practice location on file with NPPES is 2600 Ferry St, Lafayette, IN 47904-3055.
- What is Hassan Ahmad's phone number?
- The practice phone number listed in the NPPES registry for Hassan Ahmad is (765) 448-8000.
- Does Hassan Ahmad accept Medicare?
- Hassan Ahmad is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hassan Ahmad's NPI active?
- Yes — Hassan Ahmad's NPI (1235471541) is active in the NPPES registry as of the last update on 2025-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.