Quick answers
- Does Mazhar H. Khan accept Medicare assignment?
- Yes. Medicare's clinician data says Mazhar H. Khan 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 Mazhar H. Khan see?
- In 2024, CMS data shows 386 Original Medicare patients and 2,771 services for Mazhar H. Khan. This counts Original Medicare only and measures volume, not quality.
- What is Mazhar H. Khan's NPI number?
- 1437462579. 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 Mazhar H. Khan, 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 | 386 |
|---|---|
| Services billed to Medicare | 2,771 |
| Different services or procedures | 59 |
| Participating Medicare provider | Yes |
| Average age of these patients | 69 |
Most frequent services
- Evaluation of cardiac rhythm monitor system, remote up to 30 days (93298)407 services
- Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days (93297)314 services
- Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (99490)269 services
- Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days (93296)239 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)211 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 disease75%
- Heart failure75%
- Diabetes58%
- Arthritis56%
Hospitals where Mazhar H. Khan works
Medicare's Facility Affiliation Data lists Mazhar H. Khan 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.
- South Texas Health SystemEdinburg, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 450119
Practice locations
Addresses where Mazhar H. Khan is enrolled with Medicare (CMS data updated October 2, 2026).
- 4160 John R St, Suite 510Detroit, MI 48201 (313) 993‑7777
- 4302 S Sugar Rd, Suite 200Edinburg, TX 78539 (956) 630‑5522
- 500 E Ridge Dr, Suite 300McAllen, TX 78503 (956) 630‑5522
Group practices
Medicare enrollment lists Mazhar H. Khan as a member of these groups (CMS data updated October 2, 2026).
- Heart Clinic PLLC24 clinicians in the group
- Halo Medical Group PLLC18 clinicians in the group
Specialties
Other cardiac electrophysiologists in Detroit
Clinicians with the same Medicare primary specialty in Detroit, MI — not a recommendation.
Other clinicians in Heart Clinic PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1986 (40 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1437462579 |
| 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