Shireena Desai, M.D.
Gastroenterology Physician · Irvine, CA
Shireena Desai, M.D. is a gastroenterology physician with a practice address in Irvine, California, and NPI 1144457995, issued on Jun 19, 2009. Check the license (California A114928, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Shireena Desai
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- A114928 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6650 Alton Pkwy, Irvine, CA 92618
- Phone
- (949) 932-5000
- Enumerated
- Jun 19, 2009
- Record last updated
- Nov 29, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20151007002356); accepts Medicare assignment
- Medical or professional school
- University Of California, Irvine, California College Of Medicine, 2009
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Also registered at 6650 Alton Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dayle Aldridge, RN, CDE, MPHDiabetes Educator Registered Nurse1619400223
- Tiffany ChavesRegistered Dietitian1194169177
- William Chen, M.D.Internal Medicine Physician1881659142
- Raymond Cho, PHARMDPharmacist1992272306
- Travis Cohoon, MDCardiovascular Disease Physician1205363264
- Jasmine CrouzetPharmacist1770122665
Verify Shireena Desai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A114928Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5% more Medicare Part D claims than the average gastroenterology physician in 2024
853 Medicare Part D claims for 330 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Omeprazole150 claims
- Gavilyte-C149 claims
- Pantoprazole Sodium110 claims
- Zenpep56 claims
- Colestipol Hcl39 claims
- Mesalamine35 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.
Bills Medicare through one group practice
- Southern California Permanente Medical GroupAnaheim, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Shireena Desai among 2,140 gastroenterology physician records in California
Shireena Desai, M.D. 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 2009, is newer than 69% of them.
- NPI issued2009 · 69% of these records are older, 28% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2009 · median 2002 among the 1,538 with a school on file
- Record last updated2021 · 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 Irvine → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Ardalan Babaknia, MDIrvine, CA 926181366527491
- Shahrooz BemanianIrvine, CA 926181629123070
- You-Jen Chou, MDIrvine, CA 926181104070887
- Lino Deguzman, M.D.Irvine, CA 926181346324720
- John Hoefs, MDIrvine, CA 926181154425742
- David Kaufman, D.O.Irvine, CA 926181508893363
- Herbert Lee, MDIrvine, CA 926181740206689
- Paul Lee, MDIrvine, CA 926181760531693
Common questions
What is Shireena Desai, M.D.'s NPI number?
Shireena Desai, M.D.'s National Provider Identifier (NPI) is 1144457995, issued on Jun 19, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Shireena Desai, M.D. located?
The NPPES record lists a practice address at 6650 Alton Pkwy, Irvine, CA, 92618. Phone: (949) 932-5000. Providers update this record themselves, so call before visiting.
How can I verify Shireena Desai, M.D.'s license?
NPPES lists California license number A114928, 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 Shireena Desai, M.D. prescribe under Medicare Part D?
In 2024, Shireena Desai, M.D. had 853 Medicare Part D claims for 330 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.