DR. NIGEL N WALTERS (MD) – Internal Medicine Physician, NPI 1326073750
Internal Medicine Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
8,824 INTERNAL MEDICINE in IL
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Provider Addresses for DR. NIGEL N WALTERS (MD)
199 W RAND RD STE 203
MT PROSPECT, IL 600561157
Phone: (847) 618-5450
Fax: (847) 618-5459
Type: Mailing
Rand Road, Mount Prospect, Maine Township, Cook County, Illinois, 60056, United States
MOUNT PROSPECT, IL 600561129
Phone: (847) 618-5450
Fax: (847) 618-5459
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 46 Open Payments records for all available years, with a total value of $2,289.
Total Amount is formed as General ($2,289) + Research ($0) + Ownership ($0) = $2,289.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Abbott Laboratories ($1,210).
Total Amount
$2,289
General + Research + Ownership
Payments
46
Total payment records
General Amount
$2,289
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 |
|---|---|
| Abbott Laboratories | $1,210 |
| Lilly USA, LLC | $296 |
| Novo Nordisk Inc | $172 |
| PFIZER INC. | $156 |
| Boston Scientific Corporation | $138 |
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: 2005-06-28
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 |
|---|---|---|---|---|
| I20050628000766 | I | Internal Medicine | IL | 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 | 380 | 253 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 367 | 367 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 258 | 202 | $0 |
| G0008 | Administration of influenza virus vaccine | 111 | 111 | $0 |
| 90662 | Influenza vaccine split virus, preservative free | 109 | 109 | $0 |
Insurance plans in this area (ZIP 60056)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IL | |
| E N D O C R I N O L O G Y | IL | |
| N E U R O L O G Y | IL | |
| Hospitalist, Internal Medicine | IL | |
| O P H T H A L M O L O G Y | IL | |
| - | IL | |
| E N D O C R I N O L O G Y | IL | |
| Cardiovascular Disease (Cardiology), Interventional Cardiology | IL | |
| Clinical Social Worker | IL | |
| Certified Nurse Midwife (Cnm) | IL |
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