Provider Profile
Irene A. Gielen, FNP
Unclaimed ProfileAbout Irene Gielen
Irene A. Gielen, FNP is a nurse practitioner practicing in Portland, OR. Irene is also listed as specializing in nurse practitioner — family. Medicare claims data shows Irene provided 98 services to 69 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, insertion of needle into vein for collection of blood sample, and blood test, comprehensive group of blood chemicals. This provider record is associated with NPI 1912549627.
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
- (503) 281-0561
- Email not available
Practice Locations
4805 NE GLISAN ST STE 6N60
Portland, OR 97213
9155 SW Barnes Rd Ste 735
Portland, OR 97225
3181 SW Sam Jackson Park Rd
Portland, OR 97239
Procedures Most Often Billed to Medicare
98 services · 69 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
30 | Less 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 |
31 | Less often than most peers in Nurse Practitioner |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
19 | Less often than most peers in Nurse Practitioner |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Lab test | 85025 |
18 | 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 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 5
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 — 32 related providers in 4 groups
Other nurse practitioners in Portland 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2021 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in OR who bill this service to Medicare most often.
Common questions
What does Irene A. Gielen specialize in?
Irene A. Gielen is a nurse practitioner in Portland, OR. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Irene A. Gielen located?
Irene A. Gielen is listed at 4805 Ne Glisan St Ste 6N60, Portland, OR 97213. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Irene A. Gielen's phone number?
The number on file is (503) 281-0561. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Irene A. Gielen?
Irene A. Gielen's National Provider Identifier is 1912549627. 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 Irene A. Gielen train?
Irene A. Gielen attended Other, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Irene A. Gielen have?
Irene A. Gielen has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
What does Irene A. Gielen do most often?
According to Medicare billing data, Irene A. Gielen performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Irene A. Gielen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Irene A. Gielen. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.