GERALD C LEWIS (CNS, BC) – Psychiatric/Mental Health Clinical Nurse Specialist, NPI 1639279177
Psychiatric/Mental Health Clinical Nurse Specialist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
60 CERTIFIED CLINICAL NURSE SPECIALIST (CNS) in IN
Provider Addresses for GERALD C LEWIS (CNS, BC)
3000 Murvihill Rd
Valparaiso, IN 463835960
Phone: (219) 286-3907
Fax: (219) 286-3911
Type: Location
9120 CONNECTICUT ST STE A
MERRILLVILLE, IN 464107015
Phone: (219) 793-1233
Type: Mailing
710, North Niles Avenue, South Bend, Saint Joseph County, Indiana, 46617, United States
SOUTH BEND, IN 466171924
Phone: (574) 647-1610
Type: Mailing
North Michigan Street, South Bend, Saint Joseph County, Indiana, 46617, United States
STE 400
SOUTH BEND, IN 466011067
Phone: (574) 520-6228
Fax: (574) 520-6339
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 650 Open Payments records for all available years, with a total value of $185,078.
Total Amount is formed as General ($185,078) + Research ($0) + Ownership ($0) = $185,078.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Neurocrine BioSciences, Inc. ($34,191).
Total Amount
$185,078
General + Research + Ownership
Payments
650
Total payment records
General Amount
$185,078
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Neurocrine BioSciences, Inc. | $34,191 |
| Neurocrine BioSciences Inc. | $30,910 |
| Otsuka America Pharmaceutical, Inc. | $29,413 |
| ABBVIE INC. | $28,348 |
| Axsome Therapeutics, Inc. | $25,934 |
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: 2015-04-15
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 |
|---|---|---|---|---|
| I20150415001659 | I | Certified Clinical Nurse Specialist (Cns) | IN | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 529 | 261 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 352 | 169 | $0 |
| 90833 | Psychotherapy with evaluation and management visit, 30 minutes | 35 | 18 | $0 |
| 90792 | Psychiatric diagnostic evaluation with medical services | 23 | 23 | $0 |
Insurance plans in this area (ZIP 46383)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IN | |
| Clinical Social Worker | IN | |
| Certified Clinical Nurse Specialist (Cns) | IN | |
| Clinical Social Worker | IN | |
| P S Y C H I A T R Y | IN | |
| Nurse Practitioner | IN |
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