Eric Chung, MD
NPI 1740786326 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Chung, MD is a Internal Medicine Physician provider in Chicago, IL (NPI 1740786326).
Provider details
- NPI number
- 1740786326
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
347 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 95 | $135 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 79 | $96 |
| 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 | 65 | $17 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 56 | $139 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 39 | $9 |
| Administration of Influenza Virus Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 77 | 27 |
| Atorvastatin Calcium | 77 | 33 |
| Losartan Potassium | 57 | 24 |
| Lisinopril | 54 | 22 |
| Levothyroxine Sodium | 44 | 18 |
| Rosuvastatin Calcium | 36 | 17 |
| Escitalopram Oxalate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$25 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
Additional practice locations (2)
- 1725 W Harrison St Ste 970Chicago, IL 60612-3828Phone: (312) 563-3447
- 3 Erie Ct Ste L700Oak Park, IL 60302-2599Phone: (708) 763-1222Fax: (708) 763-1471
Registry dates
- Enumerated
- 2018-04-03
- Last updated
- 2022-08-29
- Certified
- 2022-08-29
Frequently asked questions
- What is Eric Chung's NPI number?
- Eric Chung's National Provider Identifier (NPI) is 1740786326, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Chung's specialty?
- Eric Chung is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Chung located?
- Eric Chung's practice location on file with NPPES is 1776 N Milwaukee Ave, Chicago, IL 60647-5453.
- What is Eric Chung's phone number?
- The practice phone number listed in the NPPES registry for Eric Chung is (312) 926-3627.
- Does Eric Chung accept Medicare?
- Eric Chung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Chung's NPI active?
- Yes — Eric Chung's NPI (1740786326) is active in the NPPES registry as of the last update on 2022-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.