Irving Kent Loh, MD
Cardiovascular Disease Physician · Thousand Oaks, CA
Irving Kent Loh, MD is a cardiovascular disease physician with a practice address in Thousand Oaks, California, and NPI 1750449856, issued on Dec 4, 2006. Check the license (California 00G268120, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Irving Kent Loh
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 00G268120 CA
Self-reported in NPPES; status is on the state search - Practice location
- 425 Haaland Dr, Thousand Oaks, CA 91361
- Phone
- (805) 497-2501
- Enumerated
- Dec 4, 2006
- Record last updated
- Oct 5, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (805) 497-2901
- Medicare enrollment
- Enrolled (PECOS I20080207000292); accepts Medicare assignment
- Medical or professional school
- University Of California, San Francisco School Of Medicine, 1972
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 2,574 in California → Look up another NPI →
Also registered at 425 Haaland Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mizin Kawasaki, M.D.Pediatrics Physician1770747305
- Jacqueline Subka, DDSDentist1144302035
Verify Irving Kent Loh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 00G268120Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
933 Medicare Part D claims for 122 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Metoprolol Succinate107 claims
- Amlodipine Besylate98 claims
- Atorvastatin Calcium77 claims
- Rosuvastatin Calcium77 claims
- Ezetimibe64 claims
- Simvastatin38 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): 91.2 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $3,972.77
36 payments; by number, the most common kind was food and beverage; the largest payer was Eli Lilly and Company. The 16,686 providers of this specialty with any payment received $3,819.56 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 2 group practices
- Beverly Radiology Medical Group IIIGarden Grove, CA
- Interventional Cardiology Medical Group, IncWest Hills, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Irving Kent Loh among 2,574 cardiovascular disease physician records in California
Irving Kent Loh, MD is one of 2,574 cardiovascular disease 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 10% of them.
- NPI issued2006 · 10% of these records are older, 45% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1972 · median 1999 among the 1,742 with a school on file
- Record last updated2009 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in California
There are 2,574 cardiovascular disease physician records in California.
All 2,574 in California → Every provider in Thousand Oaks → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Thomas Casey, M.D.Westlake Village, CA 913611942520903
- Ashraf Nashed, MDThousand Oaks, CA 913611144290081
- Siddique Abbasi, MDThousand Oaks, CA 913601528076718
- Andre AkhondiThousand Oaks, CA 913601205000890
- Fraidon Azizi, MDThousand Oaks, CA 913601841368461
- Richard Green, M.D.Thousand Oaks, CA 913601225221187
- Rishabh Gupta, MDThousand Oaks, CA 913601790168110
- John Hess, M.D.Thousand Oaks, CA 913601053504910
Common questions
What is Irving Kent Loh, MD's NPI number?
Irving Kent Loh, MD's National Provider Identifier (NPI) is 1750449856, issued on Dec 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Irving Kent Loh, MD located?
The NPPES record lists a practice address at 425 Haaland Dr, Thousand Oaks, CA, 91361. Phone: (805) 497-2501. Providers update this record themselves, so call before visiting.
How can I verify Irving Kent Loh, MD's license?
NPPES lists California license number 00G268120, 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 Irving Kent Loh, MD prescribe under Medicare Part D?
In 2024, Irving Kent Loh, MD had 933 Medicare Part D claims for 122 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.
What is Irving Kent Loh, MD's MIPS final score?
The 2023 MIPS final score is 91.2 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.