Ivan Cubas, MD
Gastroenterology Physician · Chula Vista, CA
Ivan Cubas, MD is a gastroenterology physician with a practice address in Chula Vista, California, and NPI 1447464912, issued on May 10, 2007. Check the license (California C55825, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ivan Cubas
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- C55825 CA
PT21616 ND
Self-reported in NPPES; status is on the state search - Practice location
- 629 Third Ave Ste A, Chula Vista, CA 91910
- Phone
- (619) 489-5611
- Enumerated
- May 10, 2007
- Record last updated
- Sep 23, 2025
- Fax
- (619) 566-4057
- Medicaid ID
- 300150158 CA
- Medicare enrollment
- Enrolled (PECOS I20141110002603); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Also registered at 629 Third Ave Ste A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alejandro Hinojosa-Valencia, MDInternal Medicine Physician1083701411
Verify Ivan Cubas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C55825Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
26% more Medicare Part D claims than the average gastroenterology physician in 2024
1,019 Medicare Part D claims for 360 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Omeprazole295 claims
- Gavilyte-G119 claims
- Famotidine109 claims
- Linzess95 claims
- Pantoprazole Sodium83 claims
- Gavilyte-C55 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: $349.77
15 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie 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
- ON Call Specialists Medical Group OF San Diego IncChula Vista, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ivan Cubas among 2,140 gastroenterology physician records in California
Ivan Cubas, MD is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 52% of them.
- NPI issued2007 · 52% of these records are older, 37% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1999 · median 2002 among the 1,538 with a school on file
- Record last updated2025 · 60% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in California
There are 2,140 gastroenterology physician records in California.
All 2,140 in California → Every provider in Chula Vista → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Erick Alayo, M.D.Chula Vista, CA 919101841454758
- John Duque, M.D.Chula Vista, CA 919101295710747
- Mark Johnson, M.D.Chula Vista, CA 919101861421372
- Gregory Wiener, M.DChula Vista, CA 919101811099534
- Steven Brozinsky, M.D.Chula Vista, CA 919111649266834
- Errol Korn, M.D.Chula Vista, CA 919111922041052
- Edward Singer, M.D.Chula Vista, CA 919111679569743
- Mohammad Soleimanpour, M.D.La Mesa, CA 919411194714527
Common questions
What is Ivan Cubas, MD's NPI number?
Ivan Cubas, MD's National Provider Identifier (NPI) is 1447464912, issued on May 10, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ivan Cubas, MD located?
The NPPES record lists a practice address at 629 Third Ave Ste A, Chula Vista, CA, 91910. Phone: (619) 489-5611. Providers update this record themselves, so call before visiting.
How can I verify Ivan Cubas, MD's license?
NPPES lists California license number C55825, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ivan Cubas, MD prescribe under Medicare Part D?
In 2024, Ivan Cubas, MD had 1,019 Medicare Part D claims for 360 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.