THOMAS MICHAEL LEATH (M. D.) – Allergy & Immunology Physician, NPI 1497767420
Allergy & Immunology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
390 ALLERGY/IMMUNOLOGY in TX
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Provider Addresses for THOMAS MICHAEL LEATH (M. D.)
Maxar, 3410, Far West Boulevard, Austin, Travis County, Texas, 78731, United States
SUITE 146
AUSTIN, TX 787313194
Phone: (512) 349-0777
Fax: (512) 349-9111
Type: Location
DEPT. 453 PO BOX 1000
MEMPHIS, TN 381480001
Phone: (828) 575-2625
Fax: (828) 350-2174
Type: Mailing
PO BOX 603725
CHARLOTTE, NC 282603725
Phone: (828) 575-2625
Fax: (828) 350-2174
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 148 Open Payments records for all available years, with a total value of $3,199.
Total Amount is formed as General ($3,199) + Research ($0) + Ownership ($0) = $3,199.
Last reported payment date: 2024-12-16 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($865).
Total Amount
$3,199
General + Research + Ownership
Payments
148
Total payment records
General Amount
$3,199
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-16
Latest reported date
Top Companies
Largest payers in this snapshot
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2007-01-24
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20070124000294 | I | Allergy/Immunology | TX | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 95117 | Professional service for multiple injections of allergen | 1,040 | 104 | $0 |
| 95165 | Professional service for preparation and provision of 1 or more antigens | 760 | 24 | $0 |
| 95115 | Professional service for single injection of allergen | 257 | 34 | $0 |
| 96372 | Injection of drug or substance under skin or into muscle | 55 | 18 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 49 | 43 | $0 |
Insurance plans in this area (ZIP 78731)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | NC | |
| A L L E R G Y/ I M M U N O L O G Y | TX | |
| Allergy/Immunology, Internal Medicine | TX | |
| A L L E R G Y/ I M M U N O L O G Y | NC | |
| Allergy/Immunology, Internal Medicine, Pulmonary Disease | TX | |
| Allergy/Immunology, Internal Medicine | NC | |
| A L L E R G Y/ I M M U N O L O G Y | FL | |
| Allergy/Immunology, Internal Medicine | TX | |
| Internal Medicine, Allergy/Immunology | NC | |
| A L L E R G Y/ I M M U N O L O G Y | CO |
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