Barry S. Donner, MD
Gastroenterology Physician · Laguna Hills, CA
Barry S. Donner, MD is a gastroenterology physician with a practice address in Laguna Hills, California, and NPI 1679534796, issued on Mar 29, 2006. Check the license (California G47680, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Barry S. Donner
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- G47680 CA
036173168 IL
95440 SC
71479 TN
Self-reported in NPPES; status is on the state search - Practice location
- 24221 Calle DE LA Louisa, Laguna Hills, CA 92653
- Phone
- (949) 770-7163
- Enumerated
- Mar 29, 2006
- Record last updated
- Dec 15, 2025
- Fax
- (949) 465-8159
- Medicare enrollment
- Enrolled (PECOS I20250424002838); 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 24221 Calle DE LA Louisa
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Arthur Daigneault, MDInternal Medicine Physician1609845361
- Kimvir Dhillon, MDEndocrinology, Diabetes & Metabolism Physician1083673248
- Raymond Fernandez, MDInternal Medicine Physician1629039532
- David Hatoff, MDGastroenterology Physician1619930567
- Brian HenryInternal Medicine Physician1629047824
- Nathaniel Ho, M.D.Nephrology Physician1497792147
Verify Barry S. Donner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G47680Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
39% more Medicare Part D claims than the average gastroenterology physician in 2024
1,125 Medicare Part D claims for 364 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Pantoprazole Sodium423 claims
- Omeprazole302 claims
- Diphenoxylate-Atropine40 claims
- Famotidine26 claims
- Dexlansoprazole Dr23 claims
- Dicyclomine Hcl22 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): 77.6 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: $1,269.18
53 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.
5 hospitals and group practices
- St Cloud HospitalSaint Cloud, MN · Acute Care Hospitals4 of 5 stars
- Prisma Health Medical Group-MidlandsColumbia, SC
- Saddleback Medical Group IncLaguna Hills, CA
- Scke IncLaguna Hills, CA
- Southwest Medical Associates, LLCAlbuquerque, NM
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Barry S. Donner among 2,140 gastroenterology physician records in California
Barry S. Donner, 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 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 48% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1981 · 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 Laguna Hills → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Dalia Al-Mudallal, M.D.Laguna Hills, CA 926531356502116
- Shazia Ali, M.D.Laguna Hills, CA 926531063616217
- Rose Codini, M.D.Laguna Hills, CA 926531144215880
- David Hatoff, MDLaguna Hills, CA 926531619930567
- Farid Jalali, M.D.Laguna Hills, CA 926531710244462
- Scott Lee, M.D.Laguna Hills, CA 926531063703890
- Catherine Ngo, M.D.Laguna Hills, CA 926531558531129
- Priya SharmaLaguna Hills, CA 926531205396827
Common questions
What is Barry S. Donner, MD's NPI number?
Barry S. Donner, MD's National Provider Identifier (NPI) is 1679534796, issued on Mar 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Barry S. Donner, MD located?
The NPPES record lists a practice address at 24221 Calle DE LA Louisa, Laguna Hills, CA, 92653. Phone: (949) 770-7163. Providers update this record themselves, so call before visiting.
How can I verify Barry S. Donner, MD's license?
NPPES lists California license number G47680, 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 Barry S. Donner, MD prescribe under Medicare Part D?
In 2024, Barry S. Donner, MD had 1,125 Medicare Part D claims for 364 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Barry S. Donner, MD's MIPS final score?
The 2023 MIPS final score is 77.6 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.