Active NPI 1497098552 Individual Practitioner Male Practitioner

Dr. Maamoun A Harmouch , MD

Colon & Rectal Surgery • Webster, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Maamoun Harmouch, MD is a certified Colon & Rectal Surgery practicing in Webster, TX. With approximately 13 years of clinical experience since graduating from Northeastern Ohio University College Of Medicine in 2013, Dr. Harmouch delivers high-quality medical care to the local community at 600 N KOBAYASHI STE 213.

Dr. Harmouch is affiliated with Cls Health Pllc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, new patient outpatient office visit, 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

600 N Kobayashi Ste 213

Webster, TX 775984841

Telephone 2813323909

Fax 2813361616

Associated Practice Facility / Clinic

🏢 Mosaic Clinic Llc Facility NPI 1659672483

Medicare Profile & Education

Medical School

Northeastern Ohio University College Of Medicine

Graduation Year

2013

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Colon & Rectal Surgery in Webster, TX

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

13 Yrs -5.5 yrs vs City Avg

City Avg: 18.5 Yrs

State Avg: 22.8 Yrs

Regional Practice Density

2 Specialists

Practicing in Webster, TX (213 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

67.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Harmouch (13 Years) 13 Yrs

Webster Specialty Average (18.5 Years) 18.5 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	72	51	$274.00	$91.42
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	43	35	$386.94	$128.94
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	39	39	$507.00	$168.63
46600 Diagnostic examination of the anus using an endoscope	38	35	$352.59	$117.40
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	37	37	$669.00	$222.71
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	33	33	$520.91	$172.39
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	32	17	$237.00	$78.97
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	25	25	$394.00	$130.44
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	25	22	$546.00	$181.07
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	18	11	$357.00	$111.76
49905 Repair of abdomen using abdominal lining graft	15	15	$1099.00	$365.21
47562 Removal of gallbladder using an endoscope	12	12	$2079.00	$680.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	55	31	$238.96	$78.64
99213 Established patient office or other outpatient visit, typically 15 minutes	51	44	$272.04	$91.62
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	43	30	$540.00	$174.70
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	41	41	$522.76	$172.28
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	41	28	$385.00	$129.49
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	38	38	$664.00	$223.38
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	37	33	$393.05	$127.74
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	36	36	$503.11	$164.41
46600 Diagnostic examination of the anus using an endoscope	34	28	$365.00	$118.95
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	20	12	$359.00	$120.36
47562 Removal of gallbladder using an endoscope	11	11	$2037.18	$621.83

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	40	35	$398.50	$128.32
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	33	19	$219.00	$72.12
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	32	32	$688.22	$220.04
99213 Established patient office or other outpatient visit, typically 15 minutes	31	25	$283.00	$93.35
46600 Diagnostic examination of the anus using an endoscope	30	22	$390.00	$120.11
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	29	29	$521.00	$171.75
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	29	28	$609.00	$200.10
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	28	22	$563.00	$169.24
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	28	27	$416.00	$136.83

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	131	48	$220.95	$73.09
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	57	55	$417.96	$138.11
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	43	43	$615.67	$203.18
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	31	31	$522.00	$174.09
46600 Diagnostic examination of the anus using an endoscope	24	17	$383.00	$127.83
99213 Established patient office or other outpatient visit, typically 15 minutes	21	13	$284.00	$94.83
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	20	13	$404.00	$134.57
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	12	$564.00	$187.85
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	15	15	$690.00	$229.84

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	46	19	$325.00	$108.12
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	21	20	$630.00	$209.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	25	20	$120.00	$69.23
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	16	16	$229.00	$134.29

Medical Specialties & State Licenses

CMS Verified: 2026-01-20

Colon & Rectal Surgery Primary Specialty

NUCC Taxonomy Code: 208C00000X

State License TX R9495

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.

Surgery

NUCC Taxonomy Code: 208600000X

State License LA 307695

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Surgery

NUCC Taxonomy Code: 208600000X

State License TX R9495

Hospital & Practice Group Affiliations

Cls Health Pllc

600 N Kobayashi, Webster, TX 775984841

Phone: 2817241862

Secondary Practice Locations

500 N Kobayashi Ste C

Webster, TX 775984722

Phone: 2818163092

600 N Kobayashi Ste 110

Webster, TX 775984841

Phone: 2813381701

4615 Southwest Fwy Ste 1000

Houston, TX 770277108

Phone: 2813323909

600 N Kobayashi Ste 309

Webster, TX 775984841

Phone: 2817248332

Practice Associates & Co-Workers

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

2 Associated Practitioners

Dr. Zeid Karadsheh , MD

Internal Medicine - Gastroenterology

NPI 1114163979

Doctor of Medicine (M.D.)

Dr. Sanjeeda Jabeen , MD

Internal Medicine

NPI 1679936140

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

16 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 20, 2026

Surgery (License #307695 in LA)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 08, 2026

Colon & Rectal Surgery (License #R9495 in TX)

📍

Updated Practice Location February 17, 2025

Registered at 600 N KOBAYASHI STE 213, WEBSTER, TX 775984841 (Tel: 2813323909)

📍

Updated Practice Location March 17, 2022

Registered at 600 N KOBAYASHI STE 114, WEBSTER, TX 775984841 (Tel: 2813323909)

📍

Updated Practice Location July 26, 2021

Registered at 600 N KOBAYASHI STE 210, WEBSTER, TX 775984841 (Tel: 2813323909)

📍

Updated Business Mailing Address July 26, 2021

Registered at PO BOX 58538, WEBSTER, TX 775988538 (Tel: 2813323909)

📍

Updated Practice Location June 18, 2019

Registered at 6550 FANNIN ST STE 2307, HOUSTON, TX 770302723 (Tel: 7134864613)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 18, 2019

Surgery (License #307695 in LA)

📍

Updated Practice Location July 25, 2018

Registered at 7777 HENNESSY BLVD STE 612, BATON ROUGE, LA 708084366 (Tel: 2257695656)

📍

Updated Business Mailing Address July 25, 2018

Registered at 5959 S SHERWOOD FOREST BLVD, BATON ROUGE, LA 708166038 (Tel: 2255260010)

✅

NPI Profile Active March 27, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location March 27, 2013

Registered at 6431 FANNIN ST, HOUSTON, TX 770301501 (Tel: 7135007200)

📍

Updated Business Mailing Address March 27, 2013

Registered at 6431 FANNIN STREET MSB 4 331, HOUSTON, TX 770301501 (Tel: 7135007200)

👤

Provider Name / Credentials Updated March 27, 2013

Recorded as MAAMOUN HARMOUCH, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 27, 2013

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration March 27, 2013

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: 1497098552

Entity Type:

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

Enumeration Date: March 27, 2013

Last Update: January 20, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 58538

Webster, TX 775988538

Phone: 2813323909

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.