Doctor profile · Federal record

Dr. Thomas Leath, M. D.

Allergy & Immunology Physician (CMS: Allergy/Immunology) · Pediatric Allergy/Immunology Physician · Allergy Physician · Austin, TX

  • NPI 1497767420
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3410 Far West Blvd, Suite 146
Austin, TX 787313194
(512) 349-0777
fax (512) 349-9111
Mailing address
Po Box 603725
Charlotte, NC 282603725

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
October 31, 2023
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207K00000X — NUCC code
State license (1)
Texas #M4273

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1497767420. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,242
Distinct HCPCS
8
Medicare allowed
$38,276
HCPCS Description Services Patients Avg allowed
95117 Professional service for multiple injections of allergen 1,040 104 $12
95165 Professional service for preparation and provision of 1 or more antigens 760 24 $16
95115 Professional service for single injection of allergen 257 34 $10
96372 Injection of drug or substance under skin or into muscle 55 18 $14
99214 Established patient office or other outpatient visit, 30-39 minutes 49 43 $128
99213 Established patient office or other outpatient visit, 20-29 minutes 38 33 $89
96160 Administration and interpretation of patient-focused health risk assessment 23 21 $3
94010 Test to measure expiratory airflow and volume 20 19 $28

In context: peer comparison

Among 8 peers in Austin Allergy & Immunology Physician, average services per provider: 870. This provider delivers 2.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,664
Transactions
76
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 15 $425.53
Regeneron Healthcare Solutions, INC. 16 $284.53
Takeda Pharmaceuticals U.S.A., INC. 8 $177.25
GlaxoSmithKline, LLC. 10 $169.89
Genzyme Corporation 5 $132.13
Leo Pharma INC. 4 $93.43
Csl Behring 3 $72.04
Amgen INC. 4 $63.44
Grifols USA, LLC 2 $48.62
Pfizer INC. 2 $42.42
Blueprint Medicines Corporation 2 $37.58
Hospira, INC. 2 $36.12
Genentech USA, INC. 1 $29.86
Pharming Healthcare, INC. 1 $20.67
Greer Laboratories, INC. 1 $16.23

By nature of payment

Food and Beverage
$1,651
Education
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
191
Patients
46
Total drug cost
$16,679
Drug Type Claims Patients Total cost
Montelukast Sodium Generic 45 13 $547
Azelastine Hcl Generic 39 13 $1,560
Fluticasone Propionate Generic 34 0 $508
Ipratropium Bromide Generic 24 0 $2,055
Prednisone Generic 22 20 $48
Breo Ellipta (Fluticasone/Vilanterol) Brand 15 0 $11,536
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 12 0 $425

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Leath's medical specialty?
Dr. Thomas Leath practices Allergy & Immunology Physician in Austin, TX.
Where does Dr. Thomas Leath practice?
Dr. Thomas Leath practices at 3410 Far West Blvd, Austin, TX 787313194. Office phone: 5123490777.
What is Dr. Thomas Leath's NPI?
Dr. Thomas Leath's National Provider Identifier (NPI) is 1497767420, issued by NPPES.
Does Dr. Thomas Leath accept Medicare assignment?
Yes. Dr. Thomas Leath accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Leath commonly perform?
Top Medicare-reported procedures in 2023: Professional service for multiple injections of allergen (HCPCS 95117); Professional service for preparation and provision of 1 or more antigens (HCPCS 95165); Professional service for single injection of allergen (HCPCS 95115). Source: CMS Medicare Physician & Other Practitioners file.