Physician Profile
Christina V. Warner, MD
Unclaimed ProfileAbout Dr. Warner
Christina V. Warner, MD is a healthcare provider in Houston, TX specializing in colon & rectal surgery. Christina trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 2014. Christina is also listed as specializing in student in an organized health care education program. According to Medicare claims data, Christina cared for 66 Medicare patients across 69 services. The services billed most often include initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes, diagnostic exam of anus using an endoscope, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 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
- (462) 921-4703
- Email not available
Practice Locations
4301 GARTH ROAD PLAZA 2, SUITE 303
Houston, TX 77521
Procedures Most Often Billed to Medicare
69 services · 66 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of anus using an endoscope | Procedure | 46600 |
20 | Less often than most peers in Colon & Rectal Surgery |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
21 | 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 |
14 | Less often 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 |
14 | 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 1
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.
Trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 2014 at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of anus using an endoscope 7
Providers in TX who bill this service to Medicare most often.
Common questions
What is Dr. Warner's specialty?
Dr. Warner 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 can I find Dr. Warner?
Dr. Warner is listed at 4301 Garth Road Plaza 2, Suite 303, Houston, TX 77521. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Warner?
The number on file is (462) 921-4703. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Warner's NPI number?
Dr. Warner's National Provider Identifier is 1891112736. 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. Warner's medical education?
Dr. Warner attended University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Warner been practicing?
Dr. Warner has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Warner known for?
According to Medicare billing data, Dr. Warner performs procedures including diagnostic exam of anus using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Warner confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Warner. 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.