Ivan Antunez Gonzalez, M.D.
Gastroenterology Physician · Guaynabo, PR
Ivan Antunez Gonzalez, M.D. is a gastroenterology physician with a practice address in Guaynabo, Puerto Rico, and NPI 1962457408, issued on May 23, 2006. Check the license (Puerto Rico 13434, as entered in NPPES) with the Puerto Rico board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ivan Antunez Gonzalez
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 13434 PR
Self-reported in NPPES; status is on the state search - Practice location
- Pmb 311, Guaynabo, PR 00969
- Phone
- (787) 756-5900
- Enumerated
- May 23, 2006
- Record last updated
- Sep 17, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20040209000705); accepts Medicare assignment
- Medical or professional school
- University Of Puerto Rico School Of Medicine, 1993
- Entity
- Type 1 · individual
Verify Ivan Antunez Gonzalez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Puerto Rico board licenses this profession
Search for license 13434Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.5 times the Medicare Part D claims of the average gastroenterology physician in 2024
2,065 Medicare Part D claims for 438 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Pantoprazole Sodium347 claims
- Tacrolimus195 claims
- Famotidine188 claims
- Sodium Chloride115 claims
- Mycophenolate Mofetil106 claims
- Midazolam Hcl86 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): 67.1 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: $723.37
18 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. 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
- Hospital Espanol Auxilio Mutuo DE Puerto Rico, Inc.San Juan, PR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gastroenterology Physician providers in Puerto Rico
There are 203 gastroenterology physician records in Puerto Rico.
Other gastroenterology physician records in Puerto Rico
- Yamilka Abreu Delgado, MDHumacao, PR1164670295
- Melvyn Acosta, M.D.Hato Rey, PR1811993660
- Karla Amaral, MDCaguas, PR1275737389
- Mamie Annexy Lopez, MDManati, PR1497894505
- Nestor Aponte-Reyes, MDManati, PR1003816802
- Javier Arroyo, MDHumacao, PR1598729162
- Ricardo Arroyo, M.D.Bayamon, PR1750491056
- Fray Arroyo Mercado, M.DManati, PR1114471489
- Luis Arturi, MDSan Juan, PR1063407591
- Conrado Asenjo, MDSan Juan, PR1104835073
Common questions
What is Ivan Antunez Gonzalez, M.D.'s NPI number?
Ivan Antunez Gonzalez, M.D.'s National Provider Identifier (NPI) is 1962457408, issued on May 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ivan Antunez Gonzalez, M.D. located?
The NPPES record lists a practice address at Pmb 311, Guaynabo, PR, 00969. Phone: (787) 756-5900. Providers update this record themselves, so call before visiting.
How can I verify Ivan Antunez Gonzalez, M.D.'s license?
NPPES lists Puerto Rico license number 13434, as entered by the provider. Search the Puerto Rico board that licenses this profession; the NPPES record confirms identity only.
How much does Ivan Antunez Gonzalez, M.D. prescribe under Medicare Part D?
In 2024, Ivan Antunez Gonzalez, M.D. had 2,065 Medicare Part D claims for 438 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Ivan Antunez Gonzalez, M.D.'s MIPS final score?
The 2023 MIPS final score is 67.1 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.