Yun Chang, MD
NPI 1033152087 · Internal Medicine Physician · Lutz, FL
Yun Chang, MD is a Internal Medicine Physician provider in Lutz, FL (NPI 1033152087).
Provider details
- NPI number
- 1033152087
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME0073300 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 669 | 96 |
| Morphine Sulfatebrand: Morphine Sulfate Er | 383 | 54 |
| Gabapentin | 356 | 60 |
| Ibuprofen | 189 | 34 |
| Hydromorphone Hcl | 170 | 28 |
| Cyclobenzaprine Hcl | 136 | 26 |
| Tizanidine Hcl | 128 | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$22 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
Registry dates
- Enumerated
- 2006-06-14
- Last updated
- 2011-08-15
Frequently asked questions
- What is Yun Chang's NPI number?
- Yun Chang's National Provider Identifier (NPI) is 1033152087, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yun Chang's specialty?
- Yun Chang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Yun Chang located?
- Yun Chang's practice location on file with NPPES is 4211 Vandyke Road, Lutz, FL 33558-8005.
- What is Yun Chang's phone number?
- The practice phone number listed in the NPPES registry for Yun Chang is (813) 321-6237.
- Is Yun Chang's NPI active?
- Yes — Yun Chang's NPI (1033152087) is active in the NPPES registry as of the last update on 2011-08-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.