DR. CHRISTIAN WILLIAM ERTL (MD) – Surgery Physician, NPI 1881691178
Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,444 GENERAL SURGERY in MI
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Provider Addresses for DR. CHRISTIAN WILLIAM ERTL (MD)
1000, Oakland Drive, Kalamazoo, Kalamazoo County, Michigan, 49008, United States
KALAMAZOO, MI 490081282
Phone: (269) 337-6260
Fax: (269) 337-6441
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 3 Open Payments records for all available years, with a total value of $176.
Total Amount is formed as General ($176) + Research ($0) + Ownership ($0) = $176.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: Checkpoint Surgical, Inc ($120).
Total Amount
$176
General + Research + Ownership
Payments
3
Total payment records
General Amount
$176
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Checkpoint Surgical, Inc | $120 |
| Medical Device Business Services, Inc. | $37 |
| Novo Nordisk Inc | $19 |
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: 2008-11-03
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 |
|---|---|---|---|---|
| I20081103000653 | I | General Surgery | MI | 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 |
|---|---|---|---|---|
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 76 | 49 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 27 | 27 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 25 | 22 | $0 |
| 99291 | Critical care, first 30-74 minutes | 24 | 17 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 24 | 15 | $0 |
Insurance plans in this area (ZIP 49008)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MI | |
| Internal Medicine | MI | |
| - | MI | |
| - | IN | |
| Gastroenterology, Internal Medicine | MI | |
| Nurse Practitioner | MI | |
| N E U R O L O G Y | MI | |
| Critical Care (Intensivists), Internal Medicine, Pulmonary Disease | MI | |
| Family Practice | MI | |
| N E U R O L O G Y | GA |
Reviews
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