Franklin Chang
NPI 1114423043 · Family Medicine Physician · Elmhurst, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Franklin Chang is a Family Medicine Physician provider in Elmhurst, IL (NPI 1114423043).
Provider details
- NPI number
- 1114423043
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 036.156839 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 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
324 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 125 | $136 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 63 | $139 |
| 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 | $17 |
| Hemoglobin A1c Level83036 | 23 | $10 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 22 | $171 |
| Administration of Pneumococcal Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 300 | 103 |
| Metformin Hcl | 111 | 33 |
| Losartan Potassium | 110 | 37 |
| Amlodipine Besylate | 105 | 35 |
| Levothyroxine Sodium | 103 | 29 |
| Rosuvastatin Calcium | 69 | 24 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-03-31
- Last updated
- 2021-09-29
- Certified
- 2021-09-29
Frequently asked questions
- What is Franklin Chang's NPI number?
- Franklin Chang's National Provider Identifier (NPI) is 1114423043, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Franklin Chang's specialty?
- Franklin Chang is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Franklin Chang located?
- Franklin Chang's practice location on file with NPPES is 755 N York St, Elmhurst, IL 60126-1607.
- What is Franklin Chang's phone number?
- The practice phone number listed in the NPPES registry for Franklin Chang is (331) 221-2900.
- Does Franklin Chang accept Medicare?
- Franklin Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Franklin Chang's NPI active?
- Yes — Franklin Chang's NPI (1114423043) is active in the NPPES registry as of the last update on 2021-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.