Victor I. Machicao, M.D.
Gastroenterology Physician · Houston, TX
Victor I. Machicao, M.D. is a gastroenterology physician with a practice address in Houston, Texas, and NPI 1801837612, issued on Jun 10, 2006. Check the license (Texas N4564, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Victor I. Machicao
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- N4564 TX
Self-reported in NPPES; status is on the state search - Practice location
- 6400 Fannin St, Houston, TX 77030
- Phone
- (713) 704-3450
- Enumerated
- Jun 10, 2006
- Record last updated
- Apr 14, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (713) 704-6850
- Medicaid ID
- 259760800 FL
- Medicare enrollment
- Enrolled (PECOS I20090430000344); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,478 in Texas → Look up another NPI →
Also registered at 6400 Fannin St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Victor I. Machicao in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license N4564Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
29% more Medicare Part D claims than the average gastroenterology physician in 2024
1,044 Medicare Part D claims for 192 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Xifaxan128 claims
- Furosemide102 claims
- Spironolactone101 claims
- Pantoprazole Sodium82 claims
- Lactulose73 claims
- Carvedilol60 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 82.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $101.66
1 payment: food and beverage; the largest payer was Conmed Corporation. The 13,350 providers of this specialty with any payment received $5,015.95 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
- UT PhysiciansHouston, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Victor I. Machicao among 1,478 gastroenterology physician records in Texas
Victor I. Machicao, M.D. is one of 1,478 gastroenterology 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 2006, is newer than 14% of them.
- NPI issued2006 · 14% of these records are older, 51% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated1993 · median 2003 among the 1,175 with a school on file
- Record last updated2016 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Texas
There are 1,478 gastroenterology physician records in Texas.
All 1,478 in Texas → Every provider in Houston → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Victor Ankoma-Sey, M.D.Houston, TX 770301144226515
- Margaret Bridges, MDHouston, TX 770301013992916
- Brooks Cash, MDHouston, TX 770301114920626
- Suresh Chari, M.D.Houston, TX 770301326011487
- Stuart Dobbs, M.D.Houston, TX 770301093706491
- Brian Douglas, M.D.Houston, TX 770301578540761
- Gulchin Ergun, M.D.Houston, TX 770301497746812
- Fredric Hochman, M.D.Houston, TX 770301306842992
Common questions
What is Victor I. Machicao, M.D.'s NPI number?
Victor I. Machicao, M.D.'s National Provider Identifier (NPI) is 1801837612, issued on Jun 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Victor I. Machicao, M.D. located?
The NPPES record lists a practice address at 6400 Fannin St, Houston, TX, 77030. Phone: (713) 704-3450. Providers update this record themselves, so call before visiting.
How can I verify Victor I. Machicao, M.D.'s license?
NPPES lists Texas license number N4564, 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 Victor I. Machicao, M.D. prescribe under Medicare Part D?
In 2024, Victor I. Machicao, M.D. had 1,044 Medicare Part D claims for 192 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Victor I. Machicao, M.D.'s MIPS final score?
The 2023 MIPS final score is 82.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.