Ian Lyn, MD
NPI 1376529826 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · El Paso, TX
Enrolled with Medicare as Practitioner - Cardiac Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ian Lyn, MD is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in El Paso, TX (NPI 1376529826).
Provider details
- NPI number
- 1376529826
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 30645 (MS)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
356 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 81 | $72 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 63 | $198 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 38 | $159 |
| Harvest of Vein Using an Endoscope33508 | 29 | $14 |
| Coronary Artery Bypass Using Artery Graft, 1 Graft33533 | 27 | $1,581 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$698 across 22 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 100 Baptist Memorial Cir Ste 120Oxford, MS 38655-4476Phone: (662) 636-2452Fax: (662) 636-2285
- 707 E Marshall AveLongview, TX 75601-5545Phone: (903) 315-5400
Registry dates
- Enumerated
- 2005-12-16
- Last updated
- 2023-05-17
- Certified
- 2023-05-17
Frequently asked questions
- What is Ian Lyn's NPI number?
- Ian Lyn's National Provider Identifier (NPI) is 1376529826, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ian Lyn's specialty?
- Ian Lyn is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Ian Lyn located?
- Ian Lyn's practice location on file with NPPES is 1600 Medical Center St Ste 212, El Paso, TX 79902-5008.
- What is Ian Lyn's phone number?
- The practice phone number listed in the NPPES registry for Ian Lyn is (915) 532-3977.
- Does Ian Lyn accept Medicare?
- Ian Lyn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ian Lyn's NPI active?
- Yes — Ian Lyn's NPI (1376529826) is active in the NPPES registry as of the last update on 2023-05-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.