MR. STEVEN LIEU (DO) – Internal Medicine Physician, NPI 1629001300
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,448 INTERNAL MEDICINE in CT
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Provider Addresses for MR. STEVEN LIEU (DO)
Yalesville, Wallingford, South Central Connecticut Planning Region, Connecticut, 06492, United States
YALESVILLE, CT 06492
Phone: (203) 284-1340
Fax: (203) 265-4557
Type: Mailing
Mid State Medical Center, 435, Lewis Avenue, Meriden, New Haven County, Connecticut, 06451, United States
MIDSTATE MEDICAL CENTER
MERIDEN, CT 06451
Phone: (203) 284-1340
Fax: (203) 265-4557
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: 2004-07-21
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 |
|---|---|---|---|---|
| I20040721000850 | I | Internal Medicine | CT | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 291 | 167 | $0 |
| 80053 | Blood test, comprehensive group of blood chemicals | 211 | 173 | $0 |
| 80061 | Blood test, lipids (cholesterol and triglycerides) | 198 | 167 | $0 |
| 85025 | Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 181 | 164 | $0 |
| 84443 | Blood test, thyroid stimulating hormone (tsh) | 177 | 163 | $0 |
Insurance plans in this area (ZIP 06492)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | CT | |
| - | CT | |
| Physician Assistant | CT | |
| - | CT | |
| Family Practice | NY | |
| Physician Assistant | CT | |
| - | CT | |
| - | CT | |
| Internal Medicine, Geriatric Medicine | CT | |
| Nurse Practitioner | CT |
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