Physician Profile
Hannah-Ngoc T. Ha, M.D.
Unclaimed ProfileAbout Dr. Ha
Hannah-Ngoc T. Ha, M.D. practices colon & rectal surgery in Creve Coeur, MO. Hannah-Ngoc is a 1993 graduate of Georgetown University School of Medicine. Hannah-Ngoc is also listed as specializing in surgery. Medicare claims data shows Hannah-Ngoc provided 362 services to 327 patients. The services billed most often include diagnostic exam of rectum and lower large bowel using an endoscope, new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, and new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more.
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
- (314) 834-2888
- Email not available
Practice Locations
12401 OLIVE BLVD STE 202
Creve Coeur, MO 63141
226 S Woods Mill Rd Suite 49W
Chesterfield, MO 63017
Procedures Most Often Billed to Medicare
362 services · 327 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of rectum and lower large bowel using an endoscope | Procedure | 45300 |
158 | More than most peers in Colon & Rectal Surgery |
| Removal of external hemorrhoids by rubber banding | Procedure | 46221 |
29 | As often as other peers in Colon & Rectal Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
71 | More than most peers in Colon & Rectal Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
56 | More often than most peers in Colon & Rectal Surgery |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
37 | As often as other peers in Colon & Rectal Surgery |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
11 | 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.
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.
Trained at Georgetown University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1993 at Georgetown University School of Medicine 8
Providers who graduated from the same medical school in the same year.
More connections — 2 related providers in 1 group
Also performs Diagnostic exam of rectum and lower large bowel using an endoscope 2
Providers in MO who bill this service to Medicare most often.
Common questions
What is Hannah-Ngoc T. Ha's specialty?
Hannah-Ngoc T. Ha is a colorectal surgeon in Creve Coeur, MO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Colon & Rectal Surgery”.
NPI registry
Where can I find Hannah-Ngoc T. Ha?
Hannah-Ngoc T. Ha is listed at 12401 Olive Blvd Ste 202, Creve Coeur, MO 63141. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Hannah-Ngoc T. Ha?
The number on file is (314) 834-2888. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Hannah-Ngoc T. Ha?
Hannah-Ngoc T. Ha's National Provider Identifier is 1144223355. 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 Hannah-Ngoc T. Ha's education?
Hannah-Ngoc T. Ha attended Georgetown University School of Medicine, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Hannah-Ngoc T. Ha have?
Hannah-Ngoc T. Ha has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What is Hannah-Ngoc T. Ha known for?
According to Medicare billing data, Hannah-Ngoc T. Ha performs procedures including diagnostic exam of rectum and lower large bowel using an endoscope and removal of external hemorrhoids by rubber banding, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Hannah-Ngoc T. Ha's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Hannah-Ngoc T. Ha. 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.