Errol Richard Korn, M.D.
Gastroenterology Physician · Chula Vista, CA
Errol Richard Korn, M.D. is a gastroenterology physician with a practice address in Chula Vista, California, and NPI 1922041052, issued on Jun 14, 2006. Check the license (California G15481, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Errol Richard Korn
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- G15481 CA
Self-reported in NPPES; status is on the state search - Practice location
- 750 Medical Center CT Ste 12, Chula Vista, CA 91911
- Phone
- (619) 425-5544
- Enumerated
- Jun 14, 2006
- Record last updated
- Dec 1, 2025
- Fax
- (619) 421-3838
- Medicaid ID
- 00G154810 CA
- Medicare enrollment
- Enrolled (PECOS I20081209000553); accepts Medicare assignment
- Medical or professional school
- Hahnemann University College Of Medicine, 1966
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Verify Errol Richard Korn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G15481Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% fewer Medicare Part D claims than the average gastroenterology physician in 2024
508 Medicare Part D claims for 223 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.
Most prescribed
- Pantoprazole Sodium107 claims
- Gavilyte-C61 claims
- Suflave57 claims
- Omeprazole42 claims
- Sod Sulf-Potass Sulf-Mag Sulf20 claims
- Lactulose19 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: $99.11
4 payments; by number, the most common kind was food and beverage; the largest payer was CapsoVision, 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
- Emergency And Acute Care Medical CorporationChula Vista, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Errol Richard Korn among 2,140 gastroenterology physician records in California
Errol Richard Korn, 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 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
- Graduated1966 · 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
- Steven Brozinsky, M.D.Chula Vista, CA 919111649266834
- Edward Singer, M.D.Chula Vista, CA 919111679569743
- Erick Alayo, M.D.Chula Vista, CA 919101841454758
- Ivan Cubas, MDChula Vista, CA 919101447464912
- John Duque, M.D.Chula Vista, CA 919101295710747
- Mark Johnson, M.D.Chula Vista, CA 919101861421372
- Gregory Wiener, M.DChula Vista, CA 919101811099534
- Mohammad Soleimanpour, M.D.La Mesa, CA 919411194714527
Common questions
What is Errol Richard Korn, M.D.'s NPI number?
Errol Richard Korn, M.D.'s National Provider Identifier (NPI) is 1922041052, issued on Jun 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Errol Richard Korn, M.D. located?
The NPPES record lists a practice address at 750 Medical Center CT Ste 12, Chula Vista, CA, 91911. Phone: (619) 425-5544. Providers update this record themselves, so call before visiting.
How can I verify Errol Richard Korn, M.D.'s license?
NPPES lists California license number G15481, 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 Errol Richard Korn, M.D. prescribe under Medicare Part D?
In 2024, Errol Richard Korn, M.D. had 508 Medicare Part D claims for 223 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.