Irene Haapoja, N.P.
NPI 1841259132 · Nurse Practitioner · Chicago, IL
Enrolled with Medicare as Practitioner - Certified Clinical Nurse Specialist (cns) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Irene Haapoja, N.P. is a Nurse Practitioner provider in Chicago, IL (NPI 1841259132).
Provider details
- NPI number
- 1841259132
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- N.P.
- Sex
- Female
- Sole proprietor
- No
- License
- 209-004695 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
832 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 253 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 241 | $86 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 150 | $126 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 61 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 70 | 21 |
| Prednisone | 58 | 25 |
| Osimertinib Mesylatebrand: Tagrisso | 38 | — |
| Lorazepam | 38 | — |
| Mirtazapine | 34 | 12 |
| Gabapentin | 31 | — |
| Hydrocodone/Acetaminophen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$147 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-23
- Last updated
- 2011-04-18
Frequently asked questions
- What is Irene Haapoja's NPI number?
- Irene Haapoja's National Provider Identifier (NPI) is 1841259132, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irene Haapoja's specialty?
- Irene Haapoja is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Irene Haapoja located?
- Irene Haapoja's practice location on file with NPPES is 1725 W Harrison St, Chicago, IL 60612-3841.
- What is Irene Haapoja's phone number?
- The practice phone number listed in the NPPES registry for Irene Haapoja is (312) 942-5904.
- Does Irene Haapoja accept Medicare?
- Irene Haapoja is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Irene Haapoja's NPI active?
- Yes — Irene Haapoja's NPI (1841259132) is active in the NPPES registry as of the last update on 2011-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.