ERIN DUFF (N.P.) – Family Nurse Practitioner, NPI 1629329867
Family Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,191 NURSE PRACTITIONER in IN
Provider Addresses for ERIN DUFF (N.P.)
1919 Lake Ave Ste 102
Plymouth, IN 465637830
Phone: (574) 948-5070
Fax: (574) 948-5493
Type: Location
2855 Miller Dr Ste 119
Plymouth, IN 465638091
Phone: (574) 941-1000
Type: Location
707 E CEDAR ST
STE 200
SOUTH BEND, IN 466172057
Phone: (574) 335-8700
Fax: (574) 335-0760
Type: Mailing
1919 LAKE AVE STE 104
PLYMOUTH, IN 465637830
Phone: (574) 948-5070
Fax: (574) 948-5493
Type: Location
2022 KELLE DR
CHESTERTON, IN 463048708
Phone: (219) 364-4004
Fax: (219) 326-2584
Type: Mailing
104 E CULVER RD STE 102
KNOX, IN 465342241
Phone: (574) 772-7918
Fax: (574) 772-0894
Type: Location
1919 LAKE AVE STE 102
PLYMOUTH, IN 465637830
Phone: (574) 948-5070
Fax: (574) 948-5493
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 35 Open Payments records for all available years, with a total value of $673.
Total Amount is formed as General ($673) + Research ($0) + Ownership ($0) = $673.
Last reported payment date: 2024-11-19 • Largest payer in this snapshot: Boston Scientific Corporation ($114).
Total Amount
$673
General + Research + Ownership
Payments
35
Total payment records
General Amount
$673
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-19
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2012-11-02
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 |
|---|---|---|---|---|
| I20121102000127 | I | Nurse Practitioner | IN | 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 | 365 | 206 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 63 | 62 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 25 | 21 | $0 |
| G0438 | Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit | 16 | 16 | $0 |
Insurance plans in this area (ZIP 46563)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology) | WI | |
| Nurse Practitioner | IN | |
| O P H T H A L M O L O G Y | IN | |
| O B S T E T R I C S/ G Y N E C O L O G Y | IN | |
| Interventional Cardiology | TX | |
| Nurse Practitioner | IN | |
| - | IN | |
| - | IN | |
| - | IN | |
| - | IL |
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