NPI age
13 years
Enumerated 2013-03-27
● Active
Type 1 · Individual
DR. Maamoun A Harmouch, M.D.
Harmouch is 1 of 3 colon & rectal surgery providers in Webster and 1 of 264 in Texas.
Primary specialty
Colon & Rectal Surgery
Plus 2 subspecialties
Licensed in
TX, LA
2 states
Status
Active
No deactivations on record
Last NPPES update
2026-01-20
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 264 active colon & rectal surgery providers in Texas.
NPI age
13 years
↓ 5 yr below median (18 yr)
State licenses
2 states
Top 85% — 14% of peers are multi-state
Subspecialties
1
In the 43% of peers with subspecialties
NPI lifetime · 2013 → 2026
2013-03Enumerated in NPPES
2013
2026
Where they practice
Practice location
600 N Kobayashi Ste 213
Webster, TX 775984841
Mailing address
Po Box 58538
Webster, TX 775988538
Additional practice locations
4 secondary locations on file with NPPES.
Location 2
500 N Kobayashi Ste C
Webster, TX 775984722
Location 3
600 N Kobayashi Ste 110
Webster, TX 775984841
Location 4
4615 Southwest Fwy Ste 1000
Houston, TX 770277108
Location 5
600 N Kobayashi Ste 309
Webster, TX 775984841
Specialties
-
Colon & Rectal Surgery PrimaryA 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...
-
SurgeryA 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...
Practice context
Part of a multi-provider practice. 3 other active providers share this practice address in NPPES.
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