Alaa Abousaif, MD
Gastroenterology Physician · Orange, CA
Alaa Abousaif, MD is a gastroenterology physician with a practice address in Orange, California, and NPI 1235124108, issued on Sep 15, 2005. Check the license (California C52710, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Alaa Abousaif
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- C52710 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1010 W LA Veta Ave, Orange, CA 92868
- Phone
- (714) 835-7700
- Enumerated
- Sep 15, 2005
- Record last updated
- Feb 23, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (714) 835-8144
- Medicare enrollment
- Enrolled (PECOS I20070802000670); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Also registered at 1010 W LA Veta Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Birbal Bhaskar, M.D.Specialist1194773168
- Michele Carpenter, M.D.Specialist1770543712
- Daniel ChiuGerontology Nurse Practitioner1427419530
- Jennifer ChoeGerontology Nurse Practitioner1730636226
Verify Alaa Abousaif in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C52710Check 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
2,012 Medicare Part D claims for 683 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Pantoprazole Sodium408 claims
- Omeprazole252 claims
- Sod Sulf-Potass Sulf-Mag Sulf219 claims
- Lansoprazole210 claims
- Famotidine206 claims
- Peg 3350-Electrolyte107 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 MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $36,155.95
247 payments; by number, the most common kind was food and beverage; the largest payer was Celltrion USA 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
- Genesis Healthcare Partners PCOrange, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alaa Abousaif among 2,140 gastroenterology physician records in California
Alaa Abousaif, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 93% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1993 · median 2002 among the 1,538 with a school on file
- Record last updated2015 · 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 Orange → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- William Collins, MDOrange, CA 928681104892074
- Jessica Hung, M.D.Orange, CA 928681396786323
- William Karnes, MDOrange, CA 928681881652998
- James Lee, MDOrange, CA 928681750358735
- Robert Lee, M.D.Orange, CA 928681669583530
- John Lee, MDOrange, CA 928681487734521
- William Metzger, MDOrange, CA 928681629040308
- Haig Najarian, MDOrange, CA 928681912010257
Common questions
What is Alaa Abousaif, MD's NPI number?
Alaa Abousaif, MD's National Provider Identifier (NPI) is 1235124108, issued on Sep 15, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Alaa Abousaif, MD located?
The NPPES record lists a practice address at 1010 W LA Veta Ave, Orange, CA, 92868. Phone: (714) 835-7700. Providers update this record themselves, so call before visiting.
How can I verify Alaa Abousaif, MD's license?
NPPES lists California license number C52710, 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 Alaa Abousaif, MD prescribe under Medicare Part D?
In 2024, Alaa Abousaif, MD had 2,012 Medicare Part D claims for 683 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Alaa Abousaif, MD's MIPS final score?
The 2023 MIPS final score is 100 of 100. 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.