Physician Profile
Unclaimed ProfileAbout CHANG
Andrew J Chang, MD, MPH practises otolaryngology in Rockwall, TX. Andrew is a 2012 graduate of University of Texas Medical School at San Antonio. Andrew is also listed as specialising in otolaryngology (ent). According to Medicare claims data, Andrew cared for 806 Medicare patients across 2,058 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What is Dr. Chang's specialty?
Dr. Chang is an otolaryngology in Rockwall, TX. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OTOLARYNGOLOGY”.
NPI registry
Where can I find Dr. Chang?
Dr. Chang is listed at 1320 SUMMER LEE DR, Rockwall, TX 75032. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Chang?
The number on file is (972) 771-5443. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Chang's NPI number?
Dr. Chang's National Provider Identifier is 1982964318. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Chang's medical education?
Dr. Chang attended University of Texas Medical School at San Antonio, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Chang been practising?
Dr. Chang has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Chang known for?
According to Medicare billing data, Dr. Chang performs procedures including removal of impacted ear wax, diagnostic exam of nasal passages using an endoscope and diagnostic exam of voice box using a flexible endoscope; provides treatments such as professional service for preparation and provision of 1 or more antigens and professional service for multiple injections of allergen, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Chang confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chang. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (972) 771-5443
- Email not available
Practice Locations
1320 SUMMER LEE DR
Rockwall, TX 75032
Procedures Most Often Billed to Medicare
2,058 services · 806 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of impacted ear wax | Procedure | 69210 |
206 |
| Diagnostic exam of nasal passages using an endoscope | Procedure | 31231 |
45 |
| Diagnostic exam of voice box using a flexible endoscope | Procedure | 31575 |
38 |
| Professional service for preparation and provision of 1 or more antigens | Treatment | 95165 |
858 |
| Professional service for multiple injections of allergen | Treatment | 95117 |
269 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
167 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
166 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
150 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
58 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
58 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other otolaryngology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 26 related providers in 4 groups
Other otolaryngology specialists in Rockwall 2
Same specialty, same city.
Trained at University of Texas Medical School at San Antonio 8
Other providers in the same specialty who trained at the same institution.
Class of 2012 at University of Texas Medical School at San Antonio 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of impacted ear wax 8
Providers in TX who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.