Provider Profile
Courtney E. Iwersen, APN-CNP
Unclaimed ProfileAbout Courtney Iwersen
Courtney E. Iwersen, APN-CNP is a nurse practitioner based in Elmhurst, IL. Courtney is also listed as specializing in nurse practitioner — family. Medicare claims data shows Courtney provided 208 services to 197 patients. The services billed most often include new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1164932653.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (331) 221-9003
- Email not available
Practice Locations
133 E BRUSH HILL RD STE 310
Elmhurst, IL 60126
Procedures Most Often Billed to Medicare
208 services · 197 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
70 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
69 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
45 | Less often than most peers in Nurse Practitioner |
| Telephone medical discussion with physician, 21-30 minutes | Office visit | 99443 |
13 | Less often than most peers in Nurse Practitioner |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
11 | Less often than most peers in Nurse Practitioner |
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 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 — 23 related providers in 3 groups
Other nurse practitioners in Elmhurst 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2017 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Courtney E. Iwersen specialize in?
Courtney E. Iwersen is a nurse practitioner in Elmhurst, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Courtney E. Iwersen located?
Courtney E. Iwersen is listed at 133 E Brush Hill Rd Ste 310, Elmhurst, IL 60126. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Courtney E. Iwersen's phone number?
The number on file is (331) 221-9003. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Courtney E. Iwersen?
Courtney E. Iwersen's National Provider Identifier is 1164932653. 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 Courtney E. Iwersen train?
Courtney E. Iwersen attended Other, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Courtney E. Iwersen have?
Courtney E. Iwersen has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What does Courtney E. Iwersen do most often?
According to Medicare billing data, Courtney E. Iwersen the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Courtney E. Iwersen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Courtney E. Iwersen. If this is you, claiming it is free.
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