DAVID SIEGENBERG (M.D.) – Internal Medicine Physician, NPI 1578502563
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
7,722 INTERNAL MEDICINE in MA
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Provider Addresses for DAVID SIEGENBERG (M.D.)
30, Newcrossing Road, Reading, Middlesex County, Massachusetts, 01867, United States
SUITE # 310
READING, MA 018673271
Phone: (781) 944-1166
Fax: (781) 944-1168
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 49 Open Payments records for all available years, with a total value of $1,286.
Total Amount is formed as General ($1,286) + Research ($0) + Ownership ($0) = $1,286.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Regeneron Healthcare Solutions, Inc. ($215).
Total Amount
$1,286
General + Research + Ownership
Payments
49
Total payment records
General Amount
$1,286
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 |
|---|---|
| Regeneron Healthcare Solutions, Inc. | $215 |
| Janssen Biotech, Inc. | $200 |
| Gilead Sciences, Inc. | $127 |
| Takeda Pharmaceuticals U.S.A., Inc. | $125 |
| ABBVIE INC. | $124 |
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: 2005-04-27
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 |
|---|---|---|---|---|
| I20050427000247 | I | Internal Medicine | MA | 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 | 416 | 275 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 164 | 129 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 88 | 88 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 87 | 86 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 85 | 85 | $0 |
Insurance plans in this area (ZIP 01867)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | MA | 43235 | Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscope | 45 | 45 |
| INTERNAL MEDICINE | MA | 45378 | Diagnostic examination of large bowel using an endoscope | 44 | 44 |
| INTERNAL MEDICINE | MA | 45385 | Removal of polyps or growths of large bowel using an endoscope | 138 | 135 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MA |
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