DR. WILLIAM G. OLISCHAR (D.P.M.) – Podiatrist, NPI 1609989755
Podiatrist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
391 PODIATRY in MD
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Provider Addresses for DR. WILLIAM G. OLISCHAR (D.P.M.)
10031, Old Ocean City Boulevard, Berlin, Worcester County, Maryland, 21811, United States
BERLIN, MD 218111171
Phone: (410) 641-4455
Type: Location
829 EASTERN SHORE DR
SALISBURY, MD 218045944
Phone: (410) 641-4455
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.
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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: 2004-07-28
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 |
|---|---|---|---|---|
| I20040728001588 | I | Podiatry | MD | 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 |
|---|---|---|---|---|
| G0127 | Trimming of dystrophic nails, any number | 250 | 95 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 226 | 97 | $0 |
| 11720 | Removal of fingernails or toenails, 1-5 nails | 123 | 60 | $0 |
| 11056 | Removal of noncancer thickened skin growth, 2-4 growths | 111 | 54 | $0 |
| 11055 | Removal of noncancer thickened skin growth, 1 growth | 77 | 41 | $0 |
Insurance plans in this area (ZIP 21811)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PODIATRY | MD | 11720 | Removal of tissue from 1 to 5 finger or toe nails | 181 | 80 |
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