DR. KARL ERWIN SANZENBACHER (M.D.) – Neurology Physician, NPI 1275566796
Neurology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
94 NEUROLOGY in ME
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Provider Addresses for DR. KARL ERWIN SANZENBACHER (M.D.)
Eastern Maine Medical Center, 489, State Street, Bangor, Penobscot County, Maine, 04401, United States
EASTERN MAINE MEDICAL CENTER
BANGOR, ME 044016616
Phone: (207) 973-7360
Fax: (207) 973-7362
Type: Location
5, Cortland Circle, Bangor, Penobscot County, Maine, 04401, United States
BANGOR, ME 044012939
Phone: (207) 945-4007
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $87.
Total Amount is formed as General ($87) + Research ($0) + Ownership ($0) = $87.
Last reported payment date: 2023-11-10 • Largest payer in this snapshot: TG Therapeutics, Inc. ($87).
Total Amount
$87
General + Research + Ownership
Payments
1
Total payment records
General Amount
$87
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-11-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| TG Therapeutics, Inc. | $87 |
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: 2005-05-23
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 |
|---|---|---|---|---|
| I20050523000568 | I | Neurology | 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 |
|---|---|---|---|---|
| 95816 | Measurement of brain wave activity (eeg), awake and drowsy | 16 | 16 | $0 |
| 95822 | Measurement of brain wave activity (eeg), in coma or asleep | 11 | 11 | $0 |
Insurance plans in this area (ZIP 04401)
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