Active NPI 1598871204 Individual Practitioner Male Practitioner

Dr. Omar I Madriz , MD

Colon & Rectal Surgery • Houston, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Omar Madriz, MD is a certified Colon & Rectal Surgery practicing in Houston, TX. With approximately 31 years of clinical experience since graduating from Baylor College Of Medicine in 1995, Dr. Madriz delivers high-quality medical care to the local community at 915 GESSNER RD STE 725.

Dr. Madriz is affiliated with Ut Physicians and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, diagnostic examination of rectum and large bowel using an endoscope, diagnostic examination of the anus using an endoscope. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

915 Gessner Rd Ste 725

Houston, TX 770242559

Telephone 7134864680

Fax 7134644548

Associated Practice Facility / Clinic

🏢 Colon & Rectal Clinic, P. A. Facility NPI 1245223262

Medicare Profile & Education

Medical School

Baylor College Of Medicine

Graduation Year

1995

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Colon & Rectal Surgery in Houston, TX

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

31 Yrs +9.9 yrs vs City Avg

City Avg: 21.1 Yrs

State Avg: 22.8 Yrs

Regional Practice Density

42 Specialists

Practicing in Houston, TX (213 Statewide)

Telehealth Adoption Rate

35.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

73.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Madriz (31 Years) 31 Yrs

Houston Specialty Average (21.1 Years) 21.1 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	57	45	$223.00	$91.37
45300 Diagnostic examination of rectum and large bowel using an endoscope	43	42	$300.00	$125.46
46600 Diagnostic examination of the anus using an endoscope	39	34	$365.00	$117.59
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	28	25	$139.00	$56.94
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$240.00	$109.92
46221 Removal of external hemorrhoids by rubber banding	26	14	$1325.00	$285.62
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	23	18	$317.00	$124.24
45380 Biopsy of large bowel using an endoscope	22	22	$1318.00	$167.63
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$379.00	$169.22
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	15	15	$791.00	$185.45
99202 New patient office or other outpatient visit, typically 20 minutes	14	14	$190.00	$72.93

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
45300 Diagnostic examination of rectum and large bowel using an endoscope	76	69	$300.00	$128.43
99213 Established patient office or other outpatient visit, typically 15 minutes	62	50	$223.00	$92.76
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	48	48	$240.00	$112.10
46600 Diagnostic examination of the anus using an endoscope	48	37	$365.00	$124.17
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	31	26	$317.00	$131.19
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	24	24	$379.00	$171.30
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	24	23	$139.00	$54.93
99202 New patient office or other outpatient visit, typically 20 minutes	23	23	$190.00	$74.41
45380 Biopsy of large bowel using an endoscope	16	16	$1318.00	$134.23
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	13	13	$1556.00	$259.28

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
45300 Diagnostic examination of rectum and large bowel using an endoscope	84	73	$300.00	$136.81
99213 Established patient office or other outpatient visit, typically 15 minutes	70	45	$223.00	$93.68
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	56	56	$240.00	$113.67
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	55	45	$139.00	$57.27
45380 Biopsy of large bowel using an endoscope	32	32	$1318.00	$134.51
46600 Diagnostic examination of the anus using an endoscope	27	22	$365.00	$124.27
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	20	$317.00	$131.41
99202 New patient office or other outpatient visit, typically 20 minutes	24	24	$190.00	$75.47
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	22	22	$1556.00	$260.99
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	20	20	$379.00	$171.98
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	17	17	$791.00	$188.93

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	76	62	$223.00	$92.86
45300 Diagnostic examination of rectum and large bowel using an endoscope	72	68	$300.00	$140.42
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	58	58	$240.00	$116.68
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	45	40	$317.00	$132.18
46600 Diagnostic examination of the anus using an endoscope	40	34	$365.00	$122.73
45380 Biopsy of large bowel using an endoscope	21	21	$1318.00	$135.42
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	19	18	$139.00	$53.38
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	15	15	$379.00	$174.30
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	15	15	$1556.00	$263.86
99202 New patient office or other outpatient visit, typically 20 minutes	15	15	$190.00	$75.89
46221 Removal of external hemorrhoids by rubber banding	13	11	$1325.00	$307.93

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
45300 Diagnostic examination of rectum and large bowel using an endoscope	73	67	$300.00	$128.68
99213 Established patient office or other outpatient visit, typically 15 minutes	62	44	$154.26	$77.85
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	40	40	$240.00	$109.64
46600 Diagnostic examination of the anus using an endoscope	24	22	$365.00	$108.50
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	24	21	$230.00	$112.84
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$379.00	$171.01
45380 Biopsy of large bowel using an endoscope	18	18	$1318.00	$158.07
99202 New patient office or other outpatient visit, typically 20 minutes	17	17	$190.00	$79.11

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	95	73	$152.78	$75.22
45300 Diagnostic examination of rectum and large bowel using an endoscope	94	81	$300.00	$125.54
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	60	60	$240.00	$110.54
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	37	32	$230.00	$106.36
46600 Diagnostic examination of the anus using an endoscope	31	23	$365.00	$92.06
45380 Biopsy of large bowel using an endoscope	29	29	$1318.00	$124.58
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	28	24	$105.00	$46.04
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	20	19	$1556.00	$269.31
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	18	18	$379.00	$161.15
99221 Initial hospital inpatient care per day, typically 30 minutes	17	14	$267.00	$103.58
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	16	11	$200.00	$74.33
99202 New patient office or other outpatient visit, typically 20 minutes	13	13	$190.00	$78.00
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	11	11	$479.00	$210.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	112	74	$147.18	$73.97
45300 Diagnostic examination of rectum and large bowel using an endoscope	91	83	$272.31	$126.47
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	64	64	$223.83	$108.20
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	38	34	$91.58	$44.57
46600 Diagnostic examination of the anus using an endoscope	34	28	$319.88	$91.32
45380 Biopsy of large bowel using an endoscope	23	23	$1246.26	$152.33
99202 New patient office or other outpatient visit, typically 20 minutes	20	20	$169.50	$76.13
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	18	18	$1556.00	$260.37
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$342.25	$166.89

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
45300 Diagnostic examination of rectum and large bowel using an endoscope	108	92	$260.00	$123.48
99213 Established patient office or other outpatient visit, typically 15 minutes	90	60	$146.00	$73.71
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	74	74	$217.00	$108.00
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	49	40	$88.00	$44.00
46600 Diagnostic examination of the anus using an endoscope	39	33	$306.00	$89.87
45380 Biopsy of large bowel using an endoscope	26	26	$1208.00	$165.76
99231 Follow-up hospital inpatient care per day, typically 15 minutes	23	13	$103.00	$39.71
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	20	19	$214.00	$108.59
46221 Removal of external hemorrhoids by rubber banding	18	12	$562.00	$273.06
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	13	13	$408.00	$208.73
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	12	12	$1556.00	$234.60

Medical Specialties & State Licenses

CMS Verified: 2023-09-28

Colon & Rectal Surgery Primary Specialty

NUCC Taxonomy Code: 208C00000X

State License TX L0390

A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

150272601 (TX)

Hospital & Practice Group Affiliations

Ut Physicians

9250 Pinecroft Dr, Shenandoah, TX 773803218

Phone: 7138972300

Secondary Practice Locations

23920 Katy Fwy, Suite 580

Katy, TX 774941341

Phone: 2813955053

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

1 Associated Practitioners

Dr. Joseph Cali , MD

Colon & Rectal Surgery

NPI 1871504225

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

7 Historical Events

📍

Updated Practice Location September 28, 2023

Registered at 915 GESSNER RD STE 725, HOUSTON, TX 770242559 (Tel: 7134864680)

✅

NPI Profile Active August 02, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location August 02, 2011

Registered at 23920 KATY FWY, SUITE 580, KATY, TX 774941341 (Tel: 2813955053)

📍

Updated Business Mailing Address August 02, 2011

Registered at 6550 FANNIN ST, SUITE 2307, HOUSTON, TX 770302717 (Tel: 7137909250)

👤

Provider Name / Credentials Updated August 02, 2011

Recorded as OMAR MADRIZ, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 02, 2011

Colon & Rectal Surgery (License #L0390 in TX)

🟢

Initial NPI Registration & Enumeration August 23, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1598871204

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: August 23, 2006

Last Update: September 28, 2023

Sole Proprietor: No

Update or Correct Profile

Mailing Address

6550 Fannin St, Suite 2307

Houston, TX 770302717

Phone: 7137909250

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.