Yunji Yoon
NPI 1558132522 · Family Nurse Practitioner · Chicago, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yunji Yoon is a Family Nurse Practitioner provider in Chicago, IL (NPI 1558132522).
Provider details
- NPI number
- 1558132522
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 041556487 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Nursing Service Providers
Nursing Service Providers
Nursing Service Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
2 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
421 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99439 | 146 | $39 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 146 | $51 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 47 | $65 |
| Initial Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 35 Minutes99305 | 41 | $117 |
| Comprehensive Assessment of and Care Planning for Patients Requiring Chronic Care Management Services (list Separately in Addition to Primary Monthly Care Management Service)G0506 | 41 | $55 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 28 | 23 |
| Lisinopril | 23 | 19 |
| Fenofibrate | 17 | 13 |
| Metformin Hcl | 15 | — |
| Ibuprofen | 13 | 11 |
| Levocetirizine Dihydrochloride | 13 | — |
| Omeprazole | 12 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2024-01-10
- Last updated
- 2024-01-10
- Certified
- 2024-01-07
Frequently asked questions
- What is Yunji Yoon's NPI number?
- Yunji Yoon's National Provider Identifier (NPI) is 1558132522, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yunji Yoon's specialty?
- Yunji Yoon is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Yunji Yoon located?
- Yunji Yoon's practice location on file with NPPES is 3943 W 31st St, Chicago, IL 60623-4936.
- What is Yunji Yoon's phone number?
- The practice phone number listed in the NPPES registry for Yunji Yoon is (773) 523-8773.
- Does Yunji Yoon accept Medicare?
- Yunji Yoon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yunji Yoon's NPI active?
- Yes — Yunji Yoon's NPI (1558132522) is active in the NPPES registry as of the last update on 2024-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.