Gene Chang, MD
NPI 1174554851 · Interventional Cardiology Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Interventional Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gene Chang, MD is a Interventional Cardiology Physician provider in Philadelphia, PA (NPI 1174554851).
Provider details
- NPI number
- 1174554851
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD058220L (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,077 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 238 | $8 |
| Use of a Drug to Induce Depression of Consciousness By Physician Performing a Procedure (5 Years Or Older), Initial 15 Minutes99152 | 238 | $12 |
| Insertion of Tube in Right and Left Heart Chambers and Coronary Artery for Diagnosis With Review By Radiologist93460 | 81 | $353 |
| Insertion of Tube in Left Lower Heart Chamber and Coronary Artery for Diagnosis With Review By Radiologist93458 | 80 | $260 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 72 | $98 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 97 | 33 |
| Metoprolol Succinate | 85 | 27 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 68 | 18 |
| Amlodipine Besylate | 65 | 24 |
| Rosuvastatin Calcium | 62 | 19 |
| Carvedilol | 41 | 11 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,352 across 32 records (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
Registry dates
- Enumerated
- 2006-07-05
- Last updated
- 2018-07-18
Frequently asked questions
- What is Gene Chang's NPI number?
- Gene Chang's National Provider Identifier (NPI) is 1174554851, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gene Chang's specialty?
- Gene Chang is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gene Chang located?
- Gene Chang's practice location on file with NPPES is 51 North 39th Street, Philadelphia, PA 19104.
- What is Gene Chang's phone number?
- The practice phone number listed in the NPPES registry for Gene Chang is (215) 662-9189.
- Does Gene Chang accept Medicare?
- Gene Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gene Chang's NPI active?
- Yes — Gene Chang's NPI (1174554851) is active in the NPPES registry as of the last update on 2018-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.