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Edit this profileAndrew J. Chang, MD, MPH practices otolaryngology in Rockwall, TX. Andrew is a 2012 graduate of University of Texas Medical School at San Antonio. Andrew is also listed as specializing in otolaryngology (ent). According to Medicare claims data, Andrew cared for 806 Medicare patients across 2,058 services. The services billed most often include professional service for preparation and provision of 1 or more antigens, professional service for multiple injections of allergen, and removal of impacted ear wax. The provider's National Provider Identifier (NPI) is 1982964318.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1320 SUMMER LEE DR
Rockwall, TX 75032
2300 W Fm 544 Ste 200
Wylie, TX 75098
763 E US Highway 80 Ste 230
Forney, TX 75126
Within Otolaryngology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Balance
Ear and hearing
Head, neck, and salivary
Nose and sinus
Sleep and airway
Throat and voice
Cancer
Head & Neck
Throat & Voice
Most searched procedures
Office diagnosis
Cosmetic
Ear & Hearing
Ear procedures
Head & Neck
Head and neck surgery
Nose & Sinus
Nose and sinus procedures
Sleep and airway
Throat & Voice
Throat, voice, and swallowing
2,058 services · 806 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of impacted ear wax | Procedure | 69210 |
206 | More often than most peers in Otolaryngology |
| Diagnostic exam of nasal passages using an endoscope | Procedure | 31231 |
45 | As often as other peers in Otolaryngology |
| Diagnostic exam of voice box using a flexible endoscope | Procedure | 31575 |
38 | As often as other peers in Otolaryngology |
| Professional service for preparation and provision of 1 or more antigens | Treatment | 95165 |
858 | As often as other peers in Otolaryngology |
| Professional service for multiple injections of allergen | Treatment | 95117 |
269 | As often as other peers in Otolaryngology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
167 | More often than most peers in Otolaryngology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
166 | As often as other peers in Otolaryngology |
| 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 | More often than most peers in Otolaryngology |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
58 | More often than most peers in Otolaryngology |
| 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 | As often as other peers in Otolaryngology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Chang is an ENT doctor in Rockwall, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Otolaryngology”.
NPI registry
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
The number on file is (972) 771-5443. Contact the office directly to confirm availability and scheduling.
NPI registry
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
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
Dr. Chang has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
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
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
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