NPPES file of Aug 9, 2026

Jacob Korula, M.D.

Gastroenterology Physician · Arcadia, CA

Jacob Korula, M.D. is a gastroenterology physician with a practice address in Arcadia, California, and NPI 1295732568, issued on Jul 1, 2005. Check the license (California A39567, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1295732568
Name
Jacob Korula
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
A39567 CA
Self-reported in NPPES; status is on the state search
Practice location
622 W Duarte RD, Arcadia, CA 91007
Phone
(626) 447-5339
Enumerated
Jul 1, 2005
Record last updated
Jan 5, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(626) 447-5353
Medicaid ID
00A395670 CA
Medicare enrollment
Enrolled (PECOS I20051007000477); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 622 W Duarte RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kathryn Antreasian, MAAudiologist-Hearing Aid Fitter1942443494
  2. Judith Attaway, MAAudiologist1154595650
  3. John Beauclair, M.D.Ophthalmology Physician1144248477
  4. Stephen Bornfeld, O.D.Optometrist1235266131
  5. Eileen Chen, MDReproductive Endocrinology Physician1568522738
  6. Jen Chow, MDOtolaryngology/Facial Plastic Surgery Physician1326260977

Verify Jacob Korula in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A39567
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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26% fewer Medicare Part D claims than the average gastroenterology physician in 2024

598 Medicare Part D claims for 122 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.

  1. Jacob Korula598
  2. Specialty average811

Most prescribed

  1. Pantoprazole Sodium54 claims
  2. Ursodiol49 claims
  3. Vemlidy32 claims
  4. Furosemide30 claims
  5. Famotidine24 claims
  6. Omeprazole24 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 practice group's MIPS final score for 2023 (Medicare payment program): 99.7 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score90.1
  2. Costout of 100 · 30%78.9
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $381.03

11 payments; by number, the most common kind was food and beverage; the largest payer was CVRx, 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.

  1. Jacob Korula$381.03
  2. Specialty average$5,015.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Jacob Korula among 2,140 gastroenterology physician records in California

Jacob Korula, 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 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
  • Graduated1972 · median 2002 among the 1,538 with a school on file
  • Record last updated2009 · 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.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Michael Chu, M.D.Arcadia, CA 910071952491805
  2. Hanson Lee, M.D.Arcadia, CA 910071730181116
  3. Sunny Lo, D.O.Arcadia, CA 910071891053187
  4. Donald Portocarrero, D.O.Arcadia, CA 910071841503570
  5. Kenneth Shan, MDArcadia, CA 910071629605431
  6. George Thomas, M.D.Arcadia, CA 910071649293150
  7. Elias Tarakji, M.D.Arcadia, CA 910061467454835
  8. Donald David, MDDuarte, CA 910101588767131

Common questions

What is Jacob Korula, M.D.'s NPI number?

Jacob Korula, M.D.'s National Provider Identifier (NPI) is 1295732568, issued on Jul 1, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Jacob Korula, M.D. located?

The NPPES record lists a practice address at 622 W Duarte RD, Arcadia, CA, 91007. Phone: (626) 447-5339. Providers update this record themselves, so call before visiting.

How can I verify Jacob Korula, M.D.'s license?

NPPES lists California license number A39567, 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 Jacob Korula, M.D. prescribe under Medicare Part D?

In 2024, Jacob Korula, M.D. had 598 Medicare Part D claims for 122 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

What is Jacob Korula, M.D.'s MIPS final score?

The 2023 MIPS final score is 99.7 of 100, reported for the practice group. 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.