Thomas Leahey, D.O.
NPI 1891886545 · Rheumatology Physician · Ardmore, OK
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Leahey, D.O. is a Rheumatology Physician provider in Ardmore, OK (NPI 1891886545).
Provider details
- NPI number
- 1891886545
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 2708 (OK)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
4,985 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 | 596 | $123 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 553 | $10 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 551 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 524 | $8 |
| Measurement of Antibody for Assessment of Autoimmune Disorder, Any Method86235 | 406 | $17 |
| Red Blood Cell Sedimentation Rate, to Detect Inflammation, Non-Automated85651 | 330 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Leucovorin Calcium | 509 | 115 |
| Hydroxychloroquine Sulfate | 503 | 116 |
| Methotrexate Sodiumbrand: Methotrexate | 454 | 108 |
| Prednisone | 398 | 196 |
| Leflunomide | 317 | 72 |
| Gabapentin | 200 | 38 |
| Celecoxib | 180 | 50 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,785 across 67 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
- 2006-09-27
- Last updated
- 2021-10-21
- Certified
- 2021-10-21
Frequently asked questions
- What is Thomas Leahey's NPI number?
- Thomas Leahey's National Provider Identifier (NPI) is 1891886545, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Leahey's specialty?
- Thomas Leahey is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Leahey located?
- Thomas Leahey's practice location on file with NPPES is 2015 W Broadway St Ste 2a, Ardmore, OK 73401-2560.
- What is Thomas Leahey's phone number?
- The practice phone number listed in the NPPES registry for Thomas Leahey is (580) 226-2202.
- Does Thomas Leahey accept Medicare?
- Thomas Leahey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Leahey's NPI active?
- Yes — Thomas Leahey's NPI (1891886545) is active in the NPPES registry as of the last update on 2021-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.