Karthik Diwakar Mekala, M.D.
Interventional Cardiology (CMS) · Longview, TX
At a glance
700 E Marshall Ave, Longview, TX 75601
Published activity: Coronary angioplasty and stenting · Leg revascularization (restoring blood flow) · Pacemaker insertion or repair. View counts and coverage
NPPES record updated Jul 23, 2024. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
700 E Marshall AveLongview, TX 75601
Additional reported practice locations
700 E Marshall AveLongview, TX 75601
Phone: 9033152000 705 E Marshall Ave Ste 5001
Longview, TX 756015524
Phone: 9033154880
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 2012
- CMS specialties
- Interventional Cardiology
Practice groups
Reported hospital affiliations
- Christus Good Shepherd Medical Center Longview, TX
- Christus Mother Frances Hospital Tyler, TX
- Ut Health East Texas Carthage Hospital Carthage, TX
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Coronary angioplasty and stenting | 52 |
| Leg revascularization (restoring blood flow) | 22 |
| Pacemaker insertion or repair | 1-10 |
| Varicose vein removal | 1-10 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $3,431.28 |
| Travel and lodging | $3,419.76 |
Reporting companies
| Company | Amount |
|---|---|
| ANGIODYNAMICS, INC. | $5,226.02 |
| SHOCKWAVE MEDICAL, INC | $465.63 |
| STRYKER CORPORATION | $362.52 |
| MEDTRONIC, INC. | $167.09 |
| PENUMBRA, INC. | $136.27 |
| ALNYLAM PHARMACEUTICALS INC. | $123.40 |
| BOSTON SCIENTIFIC CORPORATION | $89.66 |
| ZOLL SERVICES LLC (A/K/A ZOLL LIFECOR CORP) | $84.93 |
| Other reporting companies | $195.52 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Interventional Cardiology (CMS)
- Taxonomy code
- 207RI0011X
- Enumeration date
- Apr 11, 2012
- Record updated
- Jul 23, 2024
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- M.D.
Reported taxonomies and licenses
207RI0011X · Primary
License reported: R9814 TX
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
700 E Marshall AveLongview, TX 75601
- Phone
- (903) 315-2000
Mailing address
700 E MARSHALL AVELONGVIEW, TX 756015580
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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