DR. SERGIO A LEON (M.D.) – Rheumatology Physician, NPI 1083814057
Rheumatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
503 RHEUMATOLOGY in TX
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Provider Addresses for DR. SERGIO A LEON (M.D.)
Saint Michael Drive, Texarkana, Bowie County, Texas, 75501:75503, United States
TEXARKANA, TX 755035211
Phone: (903) 614-5367
Fax: (903) 614-5343
Type: Mailing
North Street, Beaumont, Jefferson County, Texas, 77706, United States
BEAUMONT, TX 777021434
Phone: (409) 832-9600
Fax: (409) 832-9310
Type: Location
3027 Javier Rd
Suite 2
Fairfax, VA 220314652
Phone: (703) 573-2220
Fax: (703) 573-7767
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2020-03-02
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 |
|---|---|---|---|---|
| I20200302000294 | I | Rheumatology | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 461 | 326 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 72 | 72 | $0 |
| 20610 | Aspiration and/or injection of fluid from large joint | 21 | 18 | $0 |
Insurance plans in this area (ZIP 75503)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | VA | 20610 | Aspiration and/or injection of large joint or joint capsule | 184 | 104 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| General Surgery | AZ | |
| Internal Medicine | TX | |
| Nurse Practitioner | TX | |
| Nurse Practitioner | TX | |
| - | TX | |
| E N D O C R I N O L O G Y | TX | |
| Nurse Practitioner | IL | |
| - | NC | |
| Physician Assistant | LA | |
| Hospitalist, Gastroenterology | TX |
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