Physician Profile
George J. Chang, M.D.
Unclaimed ProfileAbout Dr. Chang
George J. Chang, M.D. practices colon & rectal surgery in Houston, TX. According to Medicare claims data, the services billed most often include diagnostic exam of lower portion of large bowel using a flexible endoscope.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (713) 792-6161
- Email not available
Practice Locations
1515 HOLCOMBE BLVD
Houston, TX 77030
Procedures Most Often Billed to Medicare
15 services · 14 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of lower portion of large bowel using a flexible endoscope | Procedure | 45330 |
15 | Less often than most peers in Colon & Rectal Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 2
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.
Other colorectal surgeons in Houston 8
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of lower portion of large bowel using a flexible endoscope 7
Providers in TX who bill this service to Medicare most often.
Common questions
What does George J. Chang specialize in?
George J. Chang is a colorectal surgeon in Houston, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Colon & Rectal Surgery”.
NPI registry
Where is George J. Chang located?
George J. Chang is listed at 1515 Holcombe Blvd, Houston, TX 77030. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is George J. Chang's phone number?
The number on file is (713) 792-6161. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is George J. Chang's NPI number?
George J. Chang's National Provider Identifier is 1295820496. 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
Where did George J. Chang train?
George J. Chang attended Other, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How long has George J. Chang been practicing?
George J. Chang has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What does George J. Chang do most often?
According to Medicare billing data, George J. Chang performs procedures including diagnostic exam of lower portion of large bowel using a flexible endoscope. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has George J. Chang confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by George J. Chang. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.