Quick answers
- Does Periyanan Vaduganathan accept Medicare assignment?
- Yes. Medicare's clinician data says Periyanan Vaduganathan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Periyanan Vaduganathan see?
- In 2024, CMS data shows 397 Original Medicare patients and 4,251 services for Periyanan Vaduganathan. This counts Original Medicare only and measures volume, not quality.
- What is Periyanan Vaduganathan's NPI number?
- 1518962588. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Periyanan Vaduganathan, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 397 |
|---|---|
| Services billed to Medicare | 4,251 |
| Different services or procedures | 42 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)1,167 services
- Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (99490)1,046 services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)284 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)236 services
- Electrocardiogram (ecg) 1 to 3 leads with review by physician only (93042)194 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease70%
- Diabetes56%
- Arthritis47%
- Chronic kidney disease46%
Practice locations
Addresses where Periyanan Vaduganathan is enrolled with Medicare (CMS data updated October 2, 2026).
- 11914 Astoria Blvd, Suite 100Houston, TX 77089 (281) 481‑5444
Group practices
Medicare enrollment lists Periyanan Vaduganathan as a member of this group (CMS data updated October 2, 2026).
- HBH Secva Cardiology Associates PLLC7 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Texas →
Other cardiologists in Houston
Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.
Other clinicians in HBH Secva Cardiology Associates PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1982 (44 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1518962588 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians