Quick answers
- Does Vijay K. Koka accept Medicare assignment?
- Yes. Medicare's clinician data says Vijay K. Koka 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 Vijay K. Koka see?
- In 2024, CMS data shows 308 Original Medicare patients and 1,336 services for Vijay K. Koka. This counts Original Medicare only and measures volume, not quality.
- What is Vijay K. Koka's NPI number?
- 1144423922. 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 Vijay K. Koka, 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 | 308 |
|---|---|
| Services billed to Medicare | 1,336 |
| Different services or procedures | 24 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Dialysis services, 4 or more physician visits per month (20 years or older) (90960)283 services
- Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)227 services
- Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (99490)210 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)123 services
- Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (99439)119 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%
- Chronic kidney disease75%
- Diabetes68%
- Ischemic heart disease55%
- Heart failure48%
Hospitals where Vijay K. Koka works
Medicare's Facility Affiliation Data lists Vijay K. Koka at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- HCA Houston Healthcare Clear LakeWebster, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · CCN 450617
- HCA Houston Healthcare SoutheastPasadena, TX · Acute Care Hospital · Medicare rating: 3 of 5 stars · CCN 450097
- Houston Methodist Baytown HospitalBaytown, TX · Acute Care Hospital · Medicare rating: 5 of 5 stars · CCN 450424
- St. Luke's Patients Medical CenterPasadena, TX · Acute Care Hospital · Medicare rating: 3 of 5 stars · CCN 670031
Practice locations
Addresses where Vijay K. Koka is enrolled with Medicare (CMS data updated October 2, 2026).
- 3333 Bayshore Blvd, Suite 270Pasadena, TX 77504 (713) 947‑9507
Group practices
Medicare enrollment lists Vijay K. Koka as a member of this group (CMS data updated October 2, 2026).
- Renal Specialists of Houston, PA24 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in Texas
Clinicians with the same Medicare primary specialty in Texas — not a recommendation.
Other clinicians in Renal Specialists of Houston, PA
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1996 (30 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1144423922 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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