DR. CHIAJUNG KAREN LU (M.D.) – Trauma Surgery Physician, NPI 1730470477
Trauma Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
218 GENERAL SURGERY in ME
Provider Addresses for DR. CHIAJUNG KAREN LU (M.D.)
12 HIGH ST STE 401
LEWISTON, ME 042407690
Phone: (207) 795-5767
Fax: (207) 795-2732
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $741.
Total Amount is formed as General ($741) + Research ($0) + Ownership ($0) = $741.
Last reported payment date: 2024-02-20 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($741).
Total Amount
$741
General + Research + Ownership
Payments
6
Total payment records
General Amount
$741
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-02-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $741 |
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: 2017-09-22
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 |
|---|---|---|---|---|
| I20170922001171 | I | General Surgery | ME | 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 |
|---|---|---|---|---|
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 29 | 29 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 13 | 12 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 11 | 11 | $0 |
Insurance plans in this area (ZIP 04240)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | AL | |
| Internal Medicine | ME | |
| Certified Registered Nurse Anesthetist (Crna) | ME | |
| Nurse Practitioner | ME | |
| General Surgery, Vascular Surgery | IL | |
| - | ME | |
| - | OR | |
| - | ME | |
| Critical Care (Intensivists), Sleep Medicine, Critical Care (Intensivists), Pulmonary Disease, Pulmonary Disease | ME | |
| - | NH |
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