Yong Chang, MD
NPI 1194833079 · Internal Medicine Physician · Carrollton, TX
Yong Chang, MD is a Internal Medicine Physician provider in Carrollton, TX (NPI 1194833079).
Provider details
- NPI number
- 1194833079
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- J6087 (TX)
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
19 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
320 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 | 88 | $126 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 71 | $89 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 69 | $9 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 34 | $48 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 27 | $177 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent Visit |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-29
- Last updated
- 2024-01-02
- Certified
- 2024-01-02
Frequently asked questions
- What is Yong Chang's NPI number?
- Yong Chang's National Provider Identifier (NPI) is 1194833079, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yong Chang's specialty?
- Yong Chang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Yong Chang located?
- Yong Chang's practice location on file with NPPES is 2324 Old Denton Rd Ste 100, Carrollton, TX 75006-1440.
- What is Yong Chang's phone number?
- The practice phone number listed in the NPPES registry for Yong Chang is (972) 245-0028.
- Is Yong Chang's NPI active?
- Yes — Yong Chang's NPI (1194833079) is active in the NPPES registry as of the last update on 2024-01-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.