DR. JANETTE L LIU (O.D.) – Optometrist, NPI 1770732067
Optometrist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,116 OPTOMETRY in MA
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Provider Addresses for DR. JANETTE L LIU (O.D.)
72, Merrimack Street, Haverhill, Essex County, Massachusetts, 01830, United States
HAVERHILL, MA 018306207
Phone: (978) 374-0386
Type: Location
The Loop, 90, Pleasant Valley Street, Methuen, Essex County, Massachusetts, 01844, United States
UNIT 250
METHUEN, MA 018447289
Phone: (978) 683-2020
Fax: (978) 683-2040
Type: Mailing
90 PLEASANT VALLEY ST
METHUEN, MA 018447212
Phone: (978) 683-2020
Fax: (978) 686-5619
Type: Location
89 MAIN ST
NORTH ANDOVER, MA 018452426
Phone: (978) 690-2020
Fax: (978) 683-2040
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 3 Open Payments records for all available years, with a total value of $294.
Total Amount is formed as General ($294) + Research ($0) + Ownership ($0) = $294.
Last reported payment date: 2024-06-04 • Largest payer in this snapshot: Glaukos Corporation ($165).
Total Amount
$294
General + Research + Ownership
Payments
3
Total payment records
General Amount
$294
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Glaukos Corporation | $165 |
| Alcon Vision LLC | $129 |
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: 2013-08-20
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 |
|---|---|---|---|---|
| I20130820000450 | I | Optometry | MA | 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 |
|---|---|---|---|---|
| 92004 | New patient complete exam of visual system | 36 | 36 | $0 |
| 92014 | Established patient complete exam of visual system | 36 | 34 | $0 |
Insurance plans in this area (ZIP 01830)
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