Paul Chang, MD
NPI 1952390528 · Specialist · New York, NY
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paul Chang, MD is a Specialist provider in New York, NY (NPI 1952390528).
Provider details
- NPI number
- 1952390528
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 216277 (NY)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
1,502 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 301 | $107 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, at Least 10 Minutes99307 | 277 | $41 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 221 | $358 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 185 | $76 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 119 | $65 |
| Home Dialysis Services Per Month (20 Years Or Older) |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 94 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 247 | 50 |
| Amlodipine Besylate | 217 | 47 |
| Mirtazapine | 177 | 32 |
| Lisinopril | 160 | 26 |
| Tamsulosin Hcl | 146 | 35 |
| Omeprazole | 130 | 20 |
| Levothyroxine Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$142 across 2 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
- 2005-10-17
- Last updated
- 2016-02-04
Frequently asked questions
- What is Paul Chang's NPI number?
- Paul Chang's National Provider Identifier (NPI) is 1952390528, 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 Specialist (Other Service Providers).
- Where is Paul Chang located?
- Paul Chang's practice location on file with NPPES is 80 5th Ave, New York, NY 10011-8002.
- What is Paul Chang's phone number?
- The practice phone number listed in the NPPES registry for Paul Chang is (646) 543-6396.
- 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 (1952390528) is active in the NPPES registry as of the last update on 2016-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.