Elaine Chen, MD
NPI 1598942245 · Pulmonary Disease Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elaine Chen, MD is a Pulmonary Disease Physician provider in Chicago, IL (NPI 1598942245).
Provider details
- NPI number
- 1598942245
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 036-120490 (IL)
Specialties & taxonomies
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
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
523 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 138 | $122 |
| Critical Care, First 30-74 Minutes99291 | 127 | $222 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 105 | $149 |
| 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 | 70 | $17 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 33 | $178 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 104 | 38 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 66 | 19 |
| Azithromycin | 64 | 14 |
| Prednisone | 50 | 16 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 40 | — |
| Gabapentin | 39 | 13 |
Practice location
Mailing address
Additional practice locations (1)
- 1725 W Harrison St Ste 054Chicago, IL 60612-3861Phone: (312) 942-6744
Registry dates
- Enumerated
- 2008-01-24
- Last updated
- 2025-10-28
- Certified
- 2025-10-28
Frequently asked questions
- What is Elaine Chen's NPI number?
- Elaine Chen's National Provider Identifier (NPI) is 1598942245, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elaine Chen's specialty?
- Elaine Chen is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Elaine Chen located?
- Elaine Chen's practice location on file with NPPES is 600 S Paulina St, Chicago, IL 60612-3806.
- What is Elaine Chen's phone number?
- The practice phone number listed in the NPPES registry for Elaine Chen is (312) 942-5000.
- Does Elaine Chen accept Medicare?
- Elaine Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elaine Chen's NPI active?
- Yes — Elaine Chen's NPI (1598942245) is active in the NPPES registry as of the last update on 2025-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.