ANN M LIEBESKIND (MD) – Internal Medicine Physician, NPI 1629097654
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,941 INTERNAL MEDICINE in WI
Provider Addresses for ANN M LIEBESKIND (MD)
8651 W North Ave
Wauwatosa, WI 532262721
Phone: (844) 547-4343
Type: Location
1524 S COMMERCIAL ST STE 2N
NEENAH, WI 549564999
Phone: (844) 547-4343
Fax: (844) 885-9574
Type: Location
Neenah Post Office, West Franklin Avenue, Neenah, Winnebago County, Wisconsin, 54956, United States
NEENAH, WI 549571050
Phone: (920) 915-2584
Type: Mailing
307, South Commercial Street, Neenah, Winnebago County, Wisconsin, 54956, United States
SUITE 101
NEENAH, WI 549565700
Phone: (844) 547-4343
Fax: (888) 806-8148
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: 2006-12-01
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 |
|---|---|---|---|---|
| I20061201000168 | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 120 | 100 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 38 | 36 | $0 |
| 99211 | Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | 11 | 11 | $0 |
Insurance plans in this area (ZIP 53226)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | WI |
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