DR. NABEEL M. BEG (M.D.) – Hospitalist Physician, NPI 1396771069
Hospitalist Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,941 INTERNAL MEDICINE in WI
Provider Addresses for DR. NABEEL M. BEG (M.D.)
791 Summit Ave
Oconomowoc, WI 530663896
Phone: (262) 569-0259
Type: Location
240 Maple Ave
Mukwonago, WI 531498475
Phone: (262) 521-7761
Type: Location
Waukesha Memorial Hospital, 725, American Avenue, Waukesha, Waukesha County, Wisconsin, 53188, United States
PROHEALTH CARE HOSPITALISTS PROGRAM
WAUKESHA, WI 531885031
Phone: (262) 928-5400
Fax: (262) 928-6140
Type: Mailing
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: 2006-08-18
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 |
|---|---|---|---|---|
| I20060818000330 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 383 | 150 | $0 |
| 99238 | Hospital discharge day management, 30 minutes or less | 118 | 116 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 72 | 70 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 49 | 49 | $0 |
| 99348 | Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes | 36 | 13 | $0 |
Insurance plans in this area (ZIP 53066)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WI | |
| Diagnostic Radiology | WI | |
| D E R M A T O L O G Y | WI | |
| - | WI | |
| - | WI | |
| - | WI | |
| H E M A T O L O G Y/ O N C O L O G Y | WI | |
| - | WI | |
| - | WI | |
| - | WI |
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