Quick answers
- Does Vijay A. Doraiswamy accept Medicare assignment?
- Yes. Medicare's clinician data says Vijay A. Doraiswamy 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 A. Doraiswamy see?
- In 2024, CMS data shows 494 Original Medicare patients and 1,078 services for Vijay A. Doraiswamy. This counts Original Medicare only and measures volume, not quality.
- What is Vijay A. Doraiswamy's NPI number?
- 1851622112. 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 A. Doraiswamy, 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 | 494 |
|---|---|
| Services billed to Medicare | 1,078 |
| Different services or procedures | 84 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)188 services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)166 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)123 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)60 services
- Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes (99152)54 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 disease57%
- Arthritis47%
- Atrial fibrillation39%
- Heart failure35%
Hospitals where Vijay A. Doraiswamy works
Medicare's Facility Affiliation Data lists Vijay A. Doraiswamy 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.
- Banner - University Medical Center Tucson CampusTucson, AZ · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 030064
- Benson HospitalBenson, AZ · Critical Access Hospital · Emergency services: listed by Medicare · CCN 031301
- Northern Cochise Community Hospital, Inc.Willcox, AZ · Critical Access Hospital · Emergency services: listed by Medicare · CCN 031302
- Northwest Medical Center SahuaritaSahuarita, AZ · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 030148
- Tucson Medical CenterTucson, AZ · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 030006
Practice locations
Addresses where Vijay A. Doraiswamy is enrolled with Medicare (CMS data updated October 2, 2026).
- 5301 E Grant RdTucson, AZ 85712 (520) 327‑5461
- 603 N Wilmot Rd, Suite 201Tucson, AZ 85711 (520) 406‑7667
Group practices
Medicare enrollment lists Vijay A. Doraiswamy as a member of this group (CMS data updated October 2, 2026).
- Tucson Medical Center29 clinicians in the group
Specialties
- Interventional Cardiologyprimary
Other interventional cardiologists in Tucson
Clinicians with the same Medicare primary specialty in Tucson, AZ — not a recommendation.
Other clinicians in Tucson Medical Center
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2003 (23 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1851622112 |
| 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