NPPES file of Aug 9, 2026

Lorenz Choi, DO

Addiction Medicine (Family Medicine) Physician · Ventura, CA

Lorenz Choi, DO is an addiction medicine (family medicine) physician with a practice address in Ventura, California, and NPI 1619592623, issued on Jun 15, 2020. Check the license (California 23788, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1619592623
Name
Lorenz Choi
Credential
DO
Primary taxonomy
Addiction Medicine (Family Medicine) Physician 207QA0401X
License number
23788 CA
Self-reported in NPPES; status is on the state search
Practice location
300 Hillmont Ave Ste 101, Ventura, CA 93003
Phone
(805) 652-6100
Enumerated
Jun 15, 2020
Record last updated
Oct 15, 2025
Medicare enrollment
Enrolled (PECOS I20250611003843); accepts Medicare assignment
Medical or professional school
New York College Of Osteo Medicine Of New York Institute Of Technology, 2019
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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8 nearest addiction medicine (family medicine) physician records → All 124 in California → Look up another NPI →

Also registered at 300 Hillmont Ave Ste 101

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

  1. Natalie Close, MDFamily Medicine Physician1972292118
  2. Christopher King, DOFamily Medicine Physician1275221327
  3. Oluwatumininu Oludemi, DOAddiction Medicine (Family Medicine) Physician1013656883

Verify Lorenz Choi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 23788    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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Bills Medicare through one group practice

  1. County OF VenturaVentura, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Lorenz Choi among 124 addiction medicine (family medicine) physician records in California

Lorenz Choi, DO is one of 124 addiction medicine (family medicine) physician records with a practice address in California. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 84% of them.

  • NPI issued2020 · 84% of these records are older, 10% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated2019 · median 2015 among the 64 with a school on file
  • Record last updated2025 · 33% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QA0401X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Addiction Medicine (Family Medicine) Physician providers in California

There are 124 addiction medicine (family medicine) physician records in California.

All 124 in California → Every provider in Ventura → Addiction Medicine (Family Medicine) Physician nationwide →

The 8 addiction medicine (family medicine) physician records with the nearest ZIP codes

  1. Christopher Fernandez, DOVentura, CA 930031902427404
  2. Alexander Howard, DOVentura, CA 930031528707593
  3. Tipu Khan, M.D.Ventura, CA 930031801059555
  4. Morgan Kirkpatrick, MDVentura, CA 930031457915795
  5. Matthew Lamon, DOVentura, CA 930031356835243
  6. Olivia NguyenVentura, CA 930031902478779
  7. Oluwatumininu Oludemi, DOVentura, CA 930031013656883
  8. Nataliya Panivska, DOVentura, CA 930031821619529

Common questions

What is Lorenz Choi, DO's NPI number?

Lorenz Choi, DO's National Provider Identifier (NPI) is 1619592623, issued on Jun 15, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Lorenz Choi, DO located?

The NPPES record lists a practice address at 300 Hillmont Ave Ste 101, Ventura, CA, 93003. Phone: (805) 652-6100. Providers update this record themselves, so call before visiting.

How can I verify Lorenz Choi, DO's license?

NPPES lists California license number 23788, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.