DR. JAMES L JR NAPIER (MD) – Neurology Physician, NPI 1043327489
Neurology Physician
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Profile Insights
NPPES metrics only — not quality of care.
509 NEUROLOGY in WI
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Provider Addresses for DR. JAMES L JR NAPIER (MD)
2845, Greenbrier Road, Bucktown, Dorchester County, Maryland, 21613, United States
#140
GREEN BAY, WI 543088900
Phone: (920) 288-8100
Fax: (920) 288-8152
Type: Location
PO BOX 735044
CHICAGO, IL 606735044
Phone: (920) 288-4700
Fax: (414) 671-8860
Type: Mailing
West Forest Home Avenue, Southgate, Milwaukee, Milwaukee County, Wisconsin, 53215, United States
MILWAUKEE, WI 532152843
Phone: (414) 647-6326
Fax: (414) 671-8860
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $118.
Total Amount is formed as General ($118) + Research ($0) + Ownership ($0) = $118.
Last reported payment date: 2024-04-09 • Largest payer in this snapshot: Alexion Pharmaceuticals, Inc. ($118).
Total Amount
$118
General + Research + Ownership
Payments
1
Total payment records
General Amount
$118
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-04-09
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Alexion Pharmaceuticals, Inc. | $118 |
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: 2004-06-01
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 |
|---|---|---|---|---|
| I20040601000476 | I | Neurology | WI | 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 | 514 | 269 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 242 | 94 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 209 | 160 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 125 | 73 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 120 | 116 | $0 |
Insurance plans in this area (ZIP 54308)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | WI | |
| Family Practice | WI | |
| Family Practice | IL | |
| Geriatric Medicine, Internal Medicine | WI | |
| - | WI | |
| - | WI | |
| - | IL | |
| Family Practice | WI | |
| - | OH | |
| - | WI |
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