Brandon Kelly Koretz, MD
Geriatric Medicine (Internal Medicine) Physician · Los Angeles, CA
Brandon Kelly Koretz, MD is a geriatric medicine (internal medicine) physician with a practice address in Los Angeles, California, and NPI 1447279864, issued on Jul 18, 2006. Check the license (California A65670, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Brandon Kelly Koretz
- Credential
- MD
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- A65670 CA
Self-reported in NPPES; status is on the state search - Practice location
- 200 Medical Plaza, Los Angeles, CA 90095
- Phone
- (310) 206-6232
- Enumerated
- Jul 18, 2006
- Record last updated
- Jun 28, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicaid ID
- 00A656700 CA
- Medicare enrollment
- Enrolled (PECOS I20060821000534); accepts Medicare assignment
- Medical or professional school
- University Of California, San Francisco School Of Medicine, 1996
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 532 in California → Look up another NPI →
Also registered at 200 Medical Plaza
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Adrienne Bawa, REGISTERED NURSECase Management Registered Nurse1497355366
Verify Brandon Kelly Koretz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A65670Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.0 times the Medicare Part D claims of the average geriatric medicine (internal medicine) physician in 2024
8,596 Medicare Part D claims for 545 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 105 claims were for opioids.
Most prescribed
- Atorvastatin Calcium605 claims
- Levothyroxine Sodium404 claims
- Amlodipine Besylate381 claims
- Escitalopram Oxalate330 claims
- Losartan Potassium323 claims
- Duloxetine Hcl254 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.
Bills Medicare through one group practice
- The Regents OF The University OF CaliforniaLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brandon Kelly Koretz among 532 geriatric medicine (internal medicine) physician records in California
Brandon Kelly Koretz, MD is one of 532 geriatric medicine (internal medicine) physician records with a practice address in California. 77% 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, 46% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 51% of these records are
- Graduated1996 · median 1999 among the 271 with a school on file
- Record last updated2010 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in California
There are 532 geriatric medicine (internal medicine) physician records in California.
All 532 in California → Every provider in Los Angeles → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Susan Charette, MDLos Angeles, CA 900951447285341
- Grace Chen, M.D.Los Angeles, CA 900951770785297
- Joshua Chodosh, MDLos Angeles, CA 900951245265040
- Maristela Garcia, MDLos Angeles, CA 900951881813228
- Gail Greendale, MDLos Angeles, CA 900951750309381
- Patricia Harris, MDLos Angeles, CA 900951912953506
- Peifeng Hu, MDLos Angeles, CA 900951336168186
- Shinya Ishii, M.D.Los Angeles, CA 900951164545976
Common questions
What is Brandon Kelly Koretz, MD's NPI number?
Brandon Kelly Koretz, MD's National Provider Identifier (NPI) is 1447279864, issued on Jul 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Brandon Kelly Koretz, MD located?
The NPPES record lists a practice address at 200 Medical Plaza, Los Angeles, CA, 90095. Phone: (310) 206-6232. Providers update this record themselves, so call before visiting.
How can I verify Brandon Kelly Koretz, MD's license?
NPPES lists California license number A65670, 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 Brandon Kelly Koretz, MD prescribe under Medicare Part D?
In 2024, Brandon Kelly Koretz, MD had 8,596 Medicare Part D claims for 545 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.