IVAN E LIANG (M.D.) – Emergency Medicine Physician, NPI 1407814908
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,682 EMERGENCY MEDICINE in MA
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Provider Addresses for IVAN E LIANG (M.D.)
58, Rockview Street, Jamaica Plain, Boston, Suffolk County, Massachusetts, 02130, United States
APT 1
JAMAICA PLAIN, MA 021302112
Phone: (617) 789-2666
Type: Mailing
St. Elizabeth's Medical Center, 736, Cambridge Street, Aberdeen, Brighton, Boston, Suffolk County, Massachusetts, 02135, United States
CARITAS ST. ELIZABETH'S MEDICAL CENTER
BRIGHTON, MA 02135
Phone: (617) 789-2666
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2009-09-08
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20090908000453 | I | Emergency Medicine | CA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99285 | Emergency department visit with high level of medical decision making | 220 | 217 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 63 | 63 | $0 |
| 99291 | Critical care, first 30-74 minutes | 15 | 15 | $0 |
Insurance plans in this area (ZIP 02130)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | MS | |
| Emergency Medicine | CA | |
| Emergency Medicine | CA | |
| Emergency Medicine | CA | |
| Emergency Medicine | CA | |
| Emergency Medicine | CA | |
| Emergency Medicine | CA | |
| Emergency Medicine | CA | |
| Emergency Medicine | PA | |
| Emergency Medicine | CA |
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