Paul Chang, M.D.
NPI 1619104460 · Internal Medicine Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paul Chang, M.D. is a Internal Medicine Physician provider in Philadelphia, PA (NPI 1619104460).
Provider details
- NPI number
- 1619104460
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MT195886 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ursodiol | 118 | 45 |
| Carvedilol | 99 | 48 |
| Rifaximinbrand: Xifaxan | 97 | 18 |
| Pantoprazole Sodium | 54 | 20 |
| Furosemide | 49 | 21 |
| Spironolactone | 45 | 22 |
| Lactulose | 41 | 11 |
| Entecavir | 30 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-06-19
- Last updated
- 2021-11-17
- Certified
- 2021-11-17
Frequently asked questions
- What is Paul Chang's NPI number?
- Paul Chang's National Provider Identifier (NPI) is 1619104460, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paul Chang's specialty?
- Paul Chang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Paul Chang located?
- Paul Chang's practice location on file with NPPES is 3401 N Broad St, Philadelphia, PA 19140-5103.
- What is Paul Chang's phone number?
- The practice phone number listed in the NPPES registry for Paul Chang is (215) 707-2000.
- Does Paul Chang accept Medicare?
- Paul Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Paul Chang's NPI active?
- Yes — Paul Chang's NPI (1619104460) is active in the NPPES registry as of the last update on 2021-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.