WILLIAM J SCHIRMER (MD) – Surgery Physician, NPI 1225049976
Surgery Physician
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NPPES metrics only — not quality of care.
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Provider Addresses for WILLIAM J SCHIRMER (MD)
551, Central Avenue, Chatham Estates, South Chester, Chester, Delaware County, Pennsylvania, 19013, United States
SUITE 303
DELAWARE, OH 430151493
Phone: (740) 615-0350
Fax: (740) 615-1359
Type: Location
Grady Memorial Hospital, 561, West Central Avenue, Sandusky Street Historic District, Lexington Glen, Delaware, Ohio, 43015, United States
DELAWARE, OH 430151410
Phone: (740) 615-1324
Fax: (740) 615-1344
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.
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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: 2008-02-12
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 |
|---|---|---|---|---|
| I20080212000050 | I | General Surgery | OH | 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 |
|---|---|---|---|---|
| G0500 | Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 75 | 74 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 28 | 28 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 19 | 19 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 18 | 18 | $0 |
| G0105 | Colorectal cancer screening; colonoscopy on individual at high risk | 18 | 18 | $0 |
Insurance plans in this area (ZIP 43015)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GENERAL SURGERY | OH | 43235 | Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscope | 13 | 13 |
| GENERAL SURGERY | OH | 45378 | Diagnostic examination of large bowel using an endoscope | 18 | 18 |
| GENERAL SURGERY | OH | 45385 | Removal of polyps or growths of large bowel using an endoscope | 39 | 39 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | OH | |
| Nurse Practitioner | OH | |
| Internal Medicine, Family Practice, Urology | OH | |
| Physician Assistant | OH | |
| - | OH | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MN | |
| General Practice | OH | |
| - | OH | |
| Nurse Practitioner | OH | |
| Physician Assistant | OH |
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