Elizabeth Chung, M.D.
NPI 1184652158 · Medical Oncology Physician · Libertyville, IL
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Chung, M.D. is a Medical Oncology Physician provider in Libertyville, IL (NPI 1184652158).
Provider details
- NPI number
- 1184652158
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A90970 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
1,346 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) |
|---|---|---|
| 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 | 536 | $17 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 373 | $147 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 321 | $97 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 79 | $120 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 19 | $175 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 145 | 41 |
| Apixabanbrand: Eliquis | 76 | 16 |
| Tamoxifen Citrate | 42 | 14 |
| Letrozole | 32 | — |
| Prednisone | 27 | — |
| Allopurinol | 21 | — |
| Rivaroxabanbrand: Xarelto | 20 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-29
- Last updated
- 2025-04-08
- Certified
- 2025-04-08
Frequently asked questions
- What is Elizabeth Chung's NPI number?
- Elizabeth Chung's National Provider Identifier (NPI) is 1184652158, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Chung's specialty?
- Elizabeth Chung is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Elizabeth Chung located?
- Elizabeth Chung's practice location on file with NPPES is 1800 Hollister Dr, Libertyville, IL 60048-5263.
- What is Elizabeth Chung's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Chung is (847) 367-6781.
- Does Elizabeth Chung accept Medicare?
- Elizabeth Chung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Chung's NPI active?
- Yes — Elizabeth Chung's NPI (1184652158) is active in the NPPES registry as of the last update on 2025-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.