Physician Profile
Unclaimed ProfileAbout DUFF
Erin Duff, N.P. is a nurse practitioner practicing in Knox, IN. Erin is also listed as specializing in nurse practitioner — family. Medicare claims data shows Erin provided 916 services to 405 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (574) 772-7918
- Email not available
Practice Locations
104 E CULVER RD STE 102
Knox, IN 46534
Procedures Most Often Billed to Medicare
916 services · 405 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
132 |
| Anticoagulant management of patient taking warfarin | Treatment | 93793 |
82 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
541 |
| Blood test, clotting time | Lab test | 85610 |
132 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
16 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
13 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other nurse practitioners at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 27 related providers in 4 groups
Other nurse practitioners in Knox 3
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2012 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 8
Providers in IN who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Duff?
Dr. Duff is a nurse practitioner in Knox, IN. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “NURSE PRACTITIONER”.
NPI registry
What is Dr. Duff's address?
Dr. Duff is listed at 104 E CULVER RD STE 102, Knox, IN 46534. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Duff?
The number on file is (574) 772-7918. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Duff?
Dr. Duff's National Provider Identifier is 1629329867. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Duff train?
Dr. Duff attended Other, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Duff have?
Dr. Duff has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Duff perform?
According to Medicare billing data, Dr. Duff provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and anticoagulant management of patient taking warfarin, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Duff's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Duff. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.