DR. DEREK L DUNCAN (DO) – Family Medicine Physician, NPI 1487764957
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,656 FAMILY PRACTICE in IA
Loading map...
Provider Addresses for DR. DEREK L DUNCAN (DO)
1351, West Main Street, Lake City, Calhoun County, Iowa, 51449, United States
LAKE CITY, IA 514491585
Phone: (712) 464-7907
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 3 Open Payments records for all available years, with a total value of $46.
Total Amount is formed as General ($46) + Research ($0) + Ownership ($0) = $46.
Last reported payment date: 2023-09-20 • Largest payer in this snapshot: Novo Nordisk Inc ($17).
Total Amount
$46
General + Research + Ownership
Payments
3
Total payment records
General Amount
$46
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-09-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novo Nordisk Inc | $17 |
| Lilly USA, LLC | $16 |
| Dexcom, Inc. | $14 |
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: 2007-09-12
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 |
|---|---|---|---|---|
| I20070912000528 | I | Family Practice | IA | 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 | 326 | 108 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 87 | 68 | $0 |
| 99238 | Hospital discharge day management, 30 minutes or less | 77 | 70 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 35 | 35 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 14 | 14 | $0 |
Insurance plans in this area (ZIP 51449)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| General Surgery | MO | |
| Emergency Medicine | IA | |
| Nurse Practitioner | IA | |
| Physician Assistant | IA | |
| Clinical Social Worker | IA | |
| Nurse Practitioner | IA | |
| Nurse Practitioner | IA | |
| General Surgery | IA | |
| - | IL | |
| Physician Assistant | IA |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.