Quick answers
- Does Andrew Yen accept Medicare assignment?
- Yes. Medicare's clinician data says Andrew Yen 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 Andrew Yen see?
- In 2024, CMS data shows 451 Original Medicare patients and 1,184 services for Andrew Yen. This counts Original Medicare only and measures volume, not quality.
- What is Andrew Yen's NPI number?
- 1215080411. 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 Andrew Yen, 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 | 451 |
|---|---|
| Services billed to Medicare | 1,184 |
| Different services or procedures | 48 |
| 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)201 services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)184 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)136 services
- Heart muscle strain imaging (93356)118 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)111 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%
- Arthritis53%
- Atrial fibrillation37%
- Diabetes35%
Hospitals where Andrew Yen works
Medicare's Facility Affiliation Data lists Andrew Yen 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.
- Northside HospitalAtlanta, GA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 110161
- Northside Hospital ForsythCumming, GA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 110005
Practice locations
Addresses where Andrew Yen is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 1000 Johnson Ferry Rd NEAtlanta, GA 30342 (404) 851‑8000
- 1110 W Peachtree St NE, Suite 920Atlanta, GA 30309 (404) 962‑6000
- 1110 W Peachtree St NW, Suite 920Atlanta, GA 30309 (404) 962‑6000
- 1200 Northside Forsyth DrCumming, GA 30041 (770) 844‑3200
- 1285 Upper Hembree RdRoswell, GA 30076 (770) 343‑8565
Group practices
Medicare enrollment lists Andrew Yen as a member of this group (CMS data updated October 2, 2026).
- Northside Cardiovascular Professional Services, LLC173 clinicians in the group
Specialties
Other interventional cardiologists in Atlanta
Clinicians with the same Medicare primary specialty in Atlanta, GA — not a recommendation.
Other clinicians in Northside Cardiovascular Professional Services, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Rutgers R W Johnson Medical School (cam/new Bruns/pisc) |
| Graduation year | 2002 (24 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1215080411 |
| 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