Mario Alberto Alcantara, M.D.
Colon & Rectal Surgery Physician · San Antonio, TX
Mario Alberto Alcantara, M.D. is a colon & rectal surgery physician with a practice address in San Antonio, Texas, and NPI 1609039049, issued on Jul 7, 2008. Check the license (Texas M9788, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mario Alberto Alcantara
- Credential
- M.D.
- Primary taxonomy
- Colon & Rectal Surgery Physician 208C00000X
- License number
- M9788 TX
Self-reported in NPPES; status is on the state search - Practice location
- 225 E Sonterra Blvd Ste 215, San Antonio, TX 78258
- Phone
- (210) 314-7872
- Enumerated
- Jul 7, 2008
- Record last updated
- Jul 1, 2026
- Medicaid ID
- 197167301 TX
- Medicare enrollment
- Enrolled (PECOS I20081003000369); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest colon & rectal surgery physician records → All 209 in Texas → Look up another NPI →
Verify Mario Alberto Alcantara in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license M9788Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6.7 times the Medicare Part D claims of the average colon & rectal surgery physician in 2024
1,289 Medicare Part D claims for 395 beneficiaries, against an average of 192 among the 1,836 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 133 claims were for opioids.
Most prescribed
- Sod Sulf-Potass Sulf-Mag Sulf205 claims
- Pantoprazole Sodium153 claims
- Dicyclomine Hcl126 claims
- Tramadol Hcl83 claims
- Metoclopramide Hcl81 claims
- Cholestyramine47 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: $1,418.78
53 payments; by number, the most common kind was food and beverage; the largest payer was Sanara MedTech Inc. 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 one group practice
- Bhs Physicians Network, IncSan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mario Alberto Alcantara among 209 colon & rectal surgery physician records in Texas
Mario Alberto Alcantara, M.D. 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
- Graduated2001 · median 2004 among the 174 with a school on file
- Record last updated2026 · 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 San Antonio → Colon & Rectal Surgery Physician nationwide →
The 8 colon & rectal surgery physician records with the nearest ZIP codes
- William Lewis, M.D.San Antonio, TX 782581437237369
- Tamara Merchant-McCambry, M.D.San Antonio, TX 782581235183526
- Raul Ramos, MDSan Antonio, TX 782581629076096
- John Winston, M.D.San Antonio, TX 782581356357255
- James Prieto, MDSan Antonio, TX 782491154580769
- William Perry, MDLackland A F B, TX 782361821076266
- Bryan KlineSan Antonio, TX 782341225424047
- Katharine Markell, M.D.Ft Sam Houston, TX 782341457328361
Common questions
What is Mario Alberto Alcantara, M.D.'s NPI number?
Mario Alberto Alcantara, M.D.'s National Provider Identifier (NPI) is 1609039049, issued on Jul 7, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Mario Alberto Alcantara, M.D. located?
The NPPES record lists a practice address at 225 E Sonterra Blvd Ste 215, San Antonio, TX, 78258. Phone: (210) 314-7872. Providers update this record themselves, so call before visiting.
How can I verify Mario Alberto Alcantara, M.D.'s license?
NPPES lists Texas license number M9788, 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 Mario Alberto Alcantara, M.D. prescribe under Medicare Part D?
In 2024, Mario Alberto Alcantara, M.D. had 1,289 Medicare Part D claims for 395 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.