Quick answers
- Does Lorraine Y. Bangayan accept Medicare assignment?
- Yes. Medicare's clinician data says Lorraine Y. Bangayan 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 Lorraine Y. Bangayan see?
- In 2024, CMS data shows 253 Original Medicare patients and 415 services for Lorraine Y. Bangayan. This counts Original Medicare only and measures volume, not quality.
- What is Lorraine Y. Bangayan's NPI number?
- 1710063714. 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 Lorraine Y. Bangayan, 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 | 253 |
|---|---|
| Services billed to Medicare | 415 |
| Different services or procedures | 15 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)218 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)128 services
- Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)37 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)14 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 cholesterol72%
- Diabetes55%
- Ischemic heart disease51%
- Heart failure51%
- Chronic kidney disease46%
Practice locations
Addresses where Lorraine Y. Bangayan is enrolled with Medicare (CMS data updated October 2, 2026).
- 1901 W Harrison StChicago, IL 60612 (312) 633‑7292
- 500 E 51st StChicago, IL 60615 (312) 572‑2000
Group practices
Medicare enrollment lists Lorraine Y. Bangayan as a member of this group (CMS data updated October 2, 2026).
- Cook County788 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Illinois →
Other cardiologists in Chicago
Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.
Other clinicians in Cook County
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1991 (35 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1710063714 |
| 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