LAWRENCE R MCCORMACK (M.D.) – Gastroenterology Physician, NPI 1831168608
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for LAWRENCE R MCCORMACK (M.D.)
1031, Pierce Street, South Side, MacArthur Park, Sandusky, Erie County, Ohio, 44870, United States
SUITE D
SANDUSKY, OH 448704669
Phone: (419) 557-5568
Fax: (419) 557-5542
Type: Mailing
703, Tyler Street, Garden District, Sandusky, Erie County, Ohio, 44870, United States
STE 151
SANDUSKY, OH 448703392
Phone: (419) 627-1056
Fax: (419) 627-6269
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 198 Open Payments records for all available years, with a total value of $3,138.
Total Amount is formed as General ($3,138) + Research ($0) + Ownership ($0) = $3,138.
Last reported payment date: 2024-03-27 • Largest payer in this snapshot: ABBVIE INC. ($813).
Total Amount
$3,138
General + Research + Ownership
Payments
198
Total payment records
General Amount
$3,138
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-03-27
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2010-01-06
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 |
|---|---|---|---|---|
| I20100106000469 | I | Gastroenterology | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 364 | 260 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 101 | 97 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 90 | 73 | $0 |
| 43235 | Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 63 | 61 | $0 |
| 99221 | Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 61 | 60 | $0 |
Insurance plans in this area (ZIP 44870)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | OH | 45385 | Removal of polyps or growths of large bowel using an endoscope | 54 | 53 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | LA | |
| Nurse Practitioner | OH | |
| General Practice | OH | |
| Vascular Surgery | OH | |
| P S Y C H I A T R Y | OH | |
| Internal Medicine | OH | |
| Cardiovascular Disease (Cardiology) | NV | |
| Nurse Practitioner | OH | |
| Family Practice | OH | |
| N E U R O S U R G E R Y | MI |
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