EDWIN V TAN (MD) – Internal Medicine Physician, NPI 1629074240
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
916 INTERNAL MEDICINE in ME
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Provider Addresses for EDWIN V TAN (MD)
Great Falls Plaza, Auburn, Androscoggin County, Maine, 04210, United States
AUBURN, ME 04210
Phone: (207) 330-3950
Fax: (207) 330-3955
Type: Location
106 Campus Ave
Lewiston, ME 042406019
Phone: (207) 755-3383
Fax: (207) 755-3285
Type: Location
PO BOX 7291
LEWISTON, ME 042437291
Phone: (207) 755-3781
Fax: (207) 777-8800
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 127 Open Payments records for all available years, with a total value of $2,236.
Total Amount is formed as General ($2,236) + Research ($0) + Ownership ($0) = $2,236.
Last reported payment date: 2024-12-23 • Largest payer in this snapshot: PFIZER INC. ($449).
Total Amount
$2,236
General + Research + Ownership
Payments
127
Total payment records
General Amount
$2,236
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-23
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $449 |
| Amgen Inc. | $327 |
| ABBVIE INC. | $288 |
| AstraZeneca Pharmaceuticals LP | $246 |
| Novo Nordisk Inc | $188 |
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: 2004-08-12
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 |
|---|---|---|---|---|
| I20040812001517 | I | Internal Medicine | ME | 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 | 232 | 139 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 111 | 86 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 90 | 90 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 39 | 38 | $0 |
| 99495 | Transitional care management services for problem of at least moderate complexity | 13 | 11 | $0 |
Insurance plans in this area (ZIP 04210)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | ME | |
| P S Y C H I A T R Y | ME | |
| Cardiovascular Disease (Cardiology) | ME | |
| - | ME | |
| - | ME | |
| - | ME | |
| Nurse Practitioner | ME | |
| Interventional Cardiology | NH | |
| - | ME | |
| - | ME |
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