DR. RENE ALBERT LEON (M.D.) – Allergy Physician, NPI 1639255896
Allergy Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
390 ALLERGY/IMMUNOLOGY in TX
Provider Addresses for DR. RENE ALBERT LEON (M.D.)
3349 Golden Triangle Blvd
Fort Worth, TX 761777165
Phone: (817) 421-0770
Fax: (817) 562-5008
Type: Location
900, East Southlake Boulevard, Southlake, Tarrant County, Texas, 76092, United States
STE 300
SOUTHLAKE, TX 760926376
Phone: (817) 421-0770
Fax: (817) 421-4759
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 258 Open Payments records for all available years, with a total value of $6,008.
Total Amount is formed as General ($6,008) + Research ($0) + Ownership ($0) = $6,008.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Takeda Pharmaceuticals U.S.A., Inc. ($990).
Total Amount
$6,008
General + Research + Ownership
Payments
258
Total payment records
General Amount
$6,008
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
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: 2009-05-01
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 |
|---|---|---|---|---|
| I20090501000035 | 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 |
|---|---|---|---|---|
| J2182 | Injection, mepolizumab, 1 mg | 14,505 | 21 | $0 |
| J2356 | Injection, tezepelumab-ekko, 1 mg | 11,345 | 12 | $0 |
| J0517 | Injection, benralizumab, 1 mg | 1,620 | 16 | $0 |
| 95165 | Professional service for preparation and provision of 1 or more antigens | 1,202 | 54 | $0 |
| 95004 | Test for allergy using allergenic extract | 1,033 | 19 | $0 |
Insurance plans in this area (ZIP 76177)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ALLERGY/IMMUNOLOGY | TX | 95117 | Injection of incremental dosages of allergen, 2 or more injections | 148 | 13 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Allergy/Immunology, Internal Medicine | TX | |
| A L L E R G Y/ I M M U N O L O G Y | TX |
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