David Chim, D.O.
Family Medicine Physician · Los Angeles, CA
David Chim, D.O. is a family medicine physician with a practice address in Los Angeles, California, and NPI 1346306388, issued on Dec 27, 2006. Check the license (California 20A9135, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- David Chim
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A9135 CA
Self-reported in NPPES; status is on the state search - Practice location
- 700 S Flower St Ste 2340, Los Angeles, CA 90017
- Phone
- (310) 500-2039
- Enumerated
- Dec 27, 2006
- Record last updated
- Oct 10, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (323) 305-7149
- Medicare enrollment
- Enrolled (PECOS I20181120001682); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 700 S Flower St Ste 2340
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jennifer Carleton-Nathan, M.DFamily Medicine Physician1568875219
- Rachel Dong, MDInternal Medicine Physician1760900351
- Naina Lalani, MDInternal Medicine Physician1285175695
- Ann Martella, PA-C, MSPAPhysician Assistant1558659003
- Jeremy Parsons, MDFamily Medicine Physician1396240859
Verify David Chim in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A9135Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average family medicine physician in 2024
977 Medicare Part D claims for 197 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium78 claims
- Amlodipine Besylate67 claims
- Losartan Potassium61 claims
- Metformin Hcl32 claims
- Omeprazole31 claims
- Celecoxib27 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: $504.99
20 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 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
- Amg A Professional Medical CorporationAlhambra, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David Chim among 17,133 family medicine physician records in California
David Chim, D.O. is one of 17,133 family medicine physician records with a practice address in California. 81% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2003 · median 2005 among the 10,652 with a school on file
- Record last updated2018 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
829 family medicine physician records list a practice address in Los Angeles
They are 829 of the 69,537 NPPES records with a practice address in Los Angeles, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Los Angeles → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Felix Aguilar, MDLos Angeles, CA 900171295742138
- Maya Benitez, M.D.Los Angeles, CA 900171043623531
- Jennifer Carleton-Nathan, M.DLos Angeles, CA 900171568875219
- Humberto Gutierrez, DOLos Angeles, CA 900171881784049
- Sumi Kawaratani, M.D.Los Angeles, CA 900171851460893
- Nupur Kumar, DO, MPHLos Angeles, CA 900171265514129
- Carol OwLos Angeles, CA 900171609307016
- Jonathan RichinaLos Angeles, CA 900171750735395
Common questions
What is David Chim, D.O.'s NPI number?
David Chim, D.O.'s National Provider Identifier (NPI) is 1346306388, issued on Dec 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David Chim, D.O. located?
The NPPES record lists a practice address at 700 S Flower St Ste 2340, Los Angeles, CA, 90017. Phone: (310) 500-2039. Providers update this record themselves, so call before visiting.
How can I verify David Chim, D.O.'s license?
NPPES lists California license number 20A9135, 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 David Chim, D.O. prescribe under Medicare Part D?
In 2024, David Chim, D.O. had 977 Medicare Part D claims for 197 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.