Thomas Leath, M. D.
NPI 1497767420 · Allergy & Immunology Physician · Austin, TX
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Leath, M. D. is a Allergy & Immunology Physician provider in Austin, TX (NPI 1497767420).
Provider details
- NPI number
- 1497767420
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M. D.
- Sex
- Male
- Sole proprietor
- No
- License
- M4273 (TX)
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
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
2,339 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) |
|---|---|---|
| Professional Service for Multiple Injections of Allergen95117 | 1,004 | $12 |
| Professional Service for Preparation and Provision of 1 Or More Antigens95165 | 815 | $14 |
| Professional Service for Single Injection of Allergen95115 | 297 | $10 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 106 | $14 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 42 | $88 |
| Administration and Interpretation of Patient-Focused Health Risk Assessment96160 | 39 | $3 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 43 | 11 |
| Ipratropium Bromide | 34 | 14 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 22 | — |
| Azelastine Hcl | 21 | — |
| Fluticasone Propionate | 21 | — |
| Prednisone | 14 | 12 |
| Fluticasone Propion/Salmeterolbrand: Wixela Inhub | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,664 across 77 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
- 2006-08-11
- Last updated
- 2023-10-31
- Certified
- 2023-10-31
Frequently asked questions
- What is Thomas Leath's NPI number?
- Thomas Leath's National Provider Identifier (NPI) is 1497767420, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Leath's specialty?
- Thomas Leath is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Leath located?
- Thomas Leath's practice location on file with NPPES is 3410 Far West Blvd, Austin, TX 78731-3194.
- What is Thomas Leath's phone number?
- The practice phone number listed in the NPPES registry for Thomas Leath is (512) 349-0777.
- Does Thomas Leath accept Medicare?
- Thomas Leath is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Leath's NPI active?
- Yes — Thomas Leath's NPI (1497767420) is active in the NPPES registry as of the last update on 2023-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.