Ali Mahmood, MD
Colon & Rectal Surgery Physician · Sugar Land, TX
Ali Mahmood, MD is a colon & rectal surgery physician with a practice address in Sugar Land, Texas, and NPI 1548439888, issued on Feb 20, 2008. Check the license (Texas N3155, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ali Mahmood
- Credential
- MD
- Primary taxonomy
- Colon & Rectal Surgery Physician 208C00000X
- License numbers
- N3155 TX
4301082545 MI
Self-reported in NPPES; status is on the state search - Practice location
- 16605 Southwest Fwy, Sugar Land, TX 77479
- Phone
- (281) 242-3300
- Enumerated
- Feb 20, 2008
- Record last updated
- Jan 10, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (281) 242-3330
- Medicaid IDs
- 350783201 TX
350783202 TX
350783204 TX - Medicare enrollment
- Enrolled (PECOS I20090702000254); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest colon & rectal surgery physician records → All 209 in Texas → Look up another NPI →
Also registered at 16605 Southwest Fwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ali Mahmood in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license N3155Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.9 times the Medicare Part D claims of the average colon & rectal surgery physician in 2024
565 Medicare Part D claims for 275 beneficiaries, against an average of 192 among the 1,836 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 111 claims were for opioids.
Most prescribed
- Hydrocortisone132 claims
- Sod Sulf-Potass Sulf-Mag Sulf104 claims
- Tramadol Hcl101 claims
- Amoxicillin-Clavulanate Potass78 claims
- Diphenoxylate-Atropine50 claims
- Doxycycline Hyclate22 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $14.58
1 payment: food and beverage; the largest payer was Solventum Corporation. The 1,524 providers of this specialty with any payment received $3,468.16 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Houston Methodist Specialty PhysiciansSugar Land, TX
- Tmh Physician Associates PLLCSugar Land, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ali Mahmood among 209 colon & rectal surgery physician records in Texas
Ali Mahmood, MD is one of 209 colon & rectal surgery physician records with a practice address in Texas. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 57% of them.
- NPI issued2008 · 57% of these records are older, 35% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 84% of these records are
- Graduated2003 · median 2004 among the 174 with a school on file
- Record last updated2017 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208C00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Colon & Rectal Surgery Physician providers in Texas
There are 209 colon & rectal surgery physician records in Texas.
All 209 in Texas → Every provider in Sugar Land → Colon & Rectal Surgery Physician nationwide →
The 8 colon & rectal surgery physician records with the nearest ZIP codes
- Amit Agarwal, M.D.Sugar Land, TX 774791215283429
- Bidhan Das, M.D.Sugar Land, TX 774791881832145
- Lisa Haubert, M.D.Sugar Land, TX 774791043422744
- Woihwan Kim, MDKaty, TX 774941427589845
- Lucrecia Sta Ana, MDKaty, TX 774941760633176
- Christina Warner, MDHouston, TX 775211891112736
- Harith Mushtaq, M.DCypress, TX 774331881088250
- Victor Barnica Elvir, MDCypress, TX 774291881973873
Common questions
What is Ali Mahmood, MD's NPI number?
Ali Mahmood, MD's National Provider Identifier (NPI) is 1548439888, issued on Feb 20, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Ali Mahmood, MD located?
The NPPES record lists a practice address at 16605 Southwest Fwy, Sugar Land, TX, 77479. Phone: (281) 242-3300. Providers update this record themselves, so call before visiting.
How can I verify Ali Mahmood, MD's license?
NPPES lists Texas license number N3155, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ali Mahmood, MD prescribe under Medicare Part D?
In 2024, Ali Mahmood, MD had 565 Medicare Part D claims for 275 beneficiaries; the average among colon & rectal surgery physician prescribers was 192. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.