MARK LEKAS (DO) – Emergency Medicine Physician, NPI 1700827474
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,050 EMERGENCY MEDICINE in TX
Provider Addresses for MARK LEKAS (DO)
800 E Dawson St
Tyler, TX 757012036
Phone: (903) 606-4262
Type: Location
18780 I-20
Canton, TX 75103
Phone: (903) 567-7748
Type: Location
8389 S Broadway Ave
Tyler, TX 757035408
Phone: (903) 606-6500
Type: Location
3203 S Main St
Lindale, TX 757717727
Phone: (903) 266-4000
Type: Location
Fort Worth Jack D. Watson Post Office, 4600, Mark IV Parkway, Fort Worth, Tarrant County, Texas, 76161, United States
FORT WORTH, TX 761240549
Phone: (817) 451-4208
Fax: (817) 496-5151
Type: Mailing
CHRISTUS Mother Frances Hospital - Winnsboro, 719, West Coke Road, Winnsboro, Wood County, Texas, 75494, United States
WINNSBORO, TX 754943011
Phone: (903) 342-5227
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: 2004-01-23
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 |
|---|---|---|---|---|
| I20040123000099 | I | Emergency Medicine | 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 |
|---|---|---|---|---|
| 99284 | Emergency department visit with moderate level of medical decision making | 46 | 46 | $0 |
| 99285 | Emergency department visit with high level of medical decision making | 44 | 44 | $0 |
| 99283 | Emergency department visit with low level of medical decision making | 12 | 12 | $0 |
Insurance plans in this area (ZIP 75701)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | TX | |
| Nurse Practitioner | TX | |
| Nurse Practitioner | TX | |
| Nurse Practitioner | TX | |
| Emergency Medicine | TX | |
| Nurse Practitioner | TX | |
| Nurse Practitioner | TX | |
| Internal Medicine | TX | |
| Nurse Practitioner | TX | |
| Family Practice, Pain Management, Sports Medicine | TX |
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