Provider Profile
Joanna J. Giza, APRN, CNP
Unclaimed ProfileAbout Joanna Giza
Joanna J. Giza, APRN, CNP is a nurse practitioner practicing in Chicago, IL. Joanna is also listed as specializing in nurse practitioner — family. Medicare claims data shows Joanna provided 392 services to 390 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and automated urinalysis test. This provider record is associated with NPI 1073179339.
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
- (312) 694-2273
- Email not available
Practice Locations
635 N DEARBORN ST STE 100
Chicago, IL 60654
Procedures Most Often Billed to Medicare
392 services · 390 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
127 | 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 |
70 | As often as other peers in Nurse Practitioner |
| Automated urinalysis test | Lab test | 81003 |
50 | More often than most peers in Nurse Practitioner |
| Telephone medical discussion with physician, 5-10 minutes | Office visit | 99441 |
33 | More often than most peers in Nurse Practitioner |
| Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen | Lab test | 87635 |
29 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
26 | As often as other peers in Nurse Practitioner |
| Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) | Lab test | 87880 |
23 | More 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 |
20 | As often as other peers in Nurse Practitioner |
| Detection test by nucleic acid for multiple types influenza virus | Lab test | 87502 |
14 | 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 8
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 Chicago 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2018 at Other 7
Providers who graduated from the same medical school in the same year.
Common questions
What does Joanna J. Giza, APRN specialize in?
Joanna J. Giza, APRN is a nurse practitioner in Chicago, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Joanna J. Giza, APRN located?
Joanna J. Giza, APRN is listed at 635 N Dearborn St Ste 100, Chicago, IL 60654. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Joanna J. Giza, APRN's phone number?
The number on file is (312) 694-2273. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Joanna J. Giza, APRN?
Joanna J. Giza, APRN's National Provider Identifier is 1073179339. 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 Joanna J. Giza, APRN train?
Joanna J. Giza, APRN attended Other, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Joanna J. Giza, APRN have?
Joanna J. Giza, APRN has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
What does Joanna J. Giza, APRN do most often?
According to Medicare billing data, Joanna J. Giza, APRN 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 Joanna J. Giza, APRN's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Joanna J. Giza, APRN. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.