Quick answers
- Does Shirley W. Chung accept Medicare assignment?
- Yes. Medicare's clinician data says Shirley W. Chung 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 Shirley W. Chung see?
- In 2024, CMS data shows 22 Original Medicare patients and 110 services for Shirley W. Chung. This counts Original Medicare only and measures volume, not quality.
- What is Shirley W. Chung's NPI number?
- 1174580823. 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 Shirley W. Chung, 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 | 22 |
|---|---|
| Services billed to Medicare | 110 |
| Different services or procedures | 36 |
| Participating Medicare provider | Yes |
| Average age of these patients | 69 |
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 pressure64%
- High cholesterol64%
Practice locations
Addresses where Shirley W. Chung is enrolled with Medicare (CMS data updated October 2, 2026).
- 100 2nd AveNeedham, MA 02494 (781) 726‑4800
- 133 Brookline AveBoston, MA 02215 (617) 421‑1000
- 142 Berkeley StBoston, MA 02116 (617) 859‑5000
- 40 Holland StSomerville, MA 02144 (617) 629‑6000
Group practices
Medicare enrollment lists Shirley W. Chung as a member of this group (CMS data updated October 2, 2026).
- Atrius Health Inc1,222 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Needham
Clinicians with the same Medicare primary specialty in Needham, MA — not a recommendation.
Other clinicians in Atrius Health Inc
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) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1174580823 |
| 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