IAN T LYN (MD) – Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, NPI 1376529826
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
395 THORACIC SURGERY in TX
Provider Addresses for IAN T LYN (MD)
707 E Marshall Ave
Longview, TX 756015545
Phone: (903) 315-5400
Type: Location
100 Baptist Memorial Cir Ste 120
Oxford, MS 386554476
Phone: (662) 636-2452
Fax: (662) 636-2285
Type: Location
1600 MEDICAL CENTER ST STE 212
EL PASO, TX 799025008
Phone: (915) 532-3977
Fax: (915) 532-5866
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 35 Open Payments records for all available years, with a total value of $1,060.
Total Amount is formed as General ($1,060) + Research ($0) + Ownership ($0) = $1,060.
Last reported payment date: 2024-12-16 • Largest payer in this snapshot: ATRICURE, INC. ($223).
Total Amount
$1,060
General + Research + Ownership
Payments
35
Total payment records
General Amount
$1,060
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: 2023-06-22
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20051201000269 | I | Cardiac Surgery | TX | TBD |
| I20221017001143 | I | Cardiac Surgery | AR | TBD |
| I20230622002299 | I | Thoracic Surgery | MS | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 32 | 17 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 17 | 17 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 16 | 16 | $0 |
| 33508 | Harvest of vein using an endoscope | 13 | 13 | $0 |
| 33533 | Coronary artery bypass using artery graft, 1 graft | 11 | 11 | $0 |
Insurance plans in this area (ZIP 75601)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIAC SURGERY | TX | 36620 | Insertion of arterial catheter for blood sampling or infusion, accessed through the skin | 37 | 36 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Osteopathic Manipulative Medicine | NY | |
| H E M A T O L O G Y/ O N C O L O G Y | TN | |
| Family Practice | MS | |
| Nurse Practitioner | GA | |
| Family Practice | GA | |
| Nurse Practitioner | MS | |
| Internal Medicine | AR | |
| Internal Medicine | GA | |
| Nurse Practitioner | TN | |
| Internal Medicine | TN |
Reviews
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