DR. DAVID PHILIP GERARD (M.D.) – Gastroenterology Physician, NPI 1942312210
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,824 INTERNAL MEDICINE in IL
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Provider Addresses for DR. DAVID PHILIP GERARD (M.D.)
3825, Highland Avenue, Downers Grove, DuPage County, Illinois, 60515, United States
SUITE 203
DOWNERS GROVE, IL 605151552
Phone: (630) 969-1167
Fax: (630) 969-1297
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 31 Open Payments records for all available years, with a total value of $794.
Total Amount is formed as General ($794) + Research ($0) + Ownership ($0) = $794.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Takeda Pharmaceuticals U.S.A., Inc. ($147).
Total Amount
$794
General + Research + Ownership
Payments
31
Total payment records
General Amount
$794
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $147 |
| PFIZER INC. | $109 |
| GENZYME CORPORATION | $83 |
| Merck Sharp & Dohme LLC | $77 |
| Phathom Pharmaceuticals, Inc. | $61 |
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: 2011-02-01
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 |
|---|---|---|---|---|
| I20110201000717 | I | Internal Medicine | IL | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 205 | 145 | $0 |
| 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 | 179 | 167 | $0 |
| J7042 | 5% dextrose/normal saline (500 ml = 1 unit) | 165 | 155 | $0 |
| J2250 | Injection, midazolam hydrochloride, per 1 mg | 163 | 155 | $0 |
| 96375 | Injection of additional new drug or substance into vein | 152 | 143 | $0 |
Insurance plans in this area (ZIP 60515)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | IL | 43235 | Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscope | 15 | 14 |
| INTERNAL MEDICINE | IL | 45385 | Removal of polyps or growths of large bowel using an endoscope | 14 | 14 |
| INTERNAL MEDICINE | IL | 96375 | Injection of different drug or substance into a vein for therapy, diagnosis, or prevention | 129 | 125 |
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