KAREN DENBESTEN (MD) – Infectious Disease Physician, NPI 1245226323
Infectious Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
339 INFECTIOUS DISEASE in MI
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Provider Addresses for KAREN DENBESTEN (MD)
Internal Medicine of Northern Michigan, 560, West Mitchell Street, Petoskey, Emmet County, Michigan, 49770, United States
SUITE 170
PETOSKEY, MI 497702275
Phone: (231) 487-3590
Fax: (231) 487-3579
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 17 Open Payments records for all available years, with a total value of $288.
Total Amount is formed as General ($288) + Research ($0) + Ownership ($0) = $288.
Last reported payment date: 2024-05-07 • Largest payer in this snapshot: ABBVIE INC. ($180).
Total Amount
$288
General + Research + Ownership
Payments
17
Total payment records
General Amount
$288
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-05-07
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $180 |
| Gilead Sciences, Inc. | $53 |
| Insmed, Inc. | $39 |
| NESTLE HEALTHCARE NUTRITION INC. | $17 |
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: 2008-08-13
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 |
|---|---|---|---|---|
| I20080813000072 | I | Infectious Disease | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 149 | 77 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 75 | 69 | $0 |
Insurance plans in this area (ZIP 49770)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| General Surgery | MI | |
| Nurse Practitioner | MI | |
| Physician Assistant | MI | |
| U R O L O G Y | TN | |
| Nurse Practitioner | MI | |
| Nurse Practitioner | MI | |
| - | MI | |
| Internal Medicine | MI | |
| Family Practice | MI | |
| Nurse Practitioner | MI |
Reviews
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