Ricardo Enrique McKenzie, M.D.
Internal Medicine Physician · Lynwood, CA
Ricardo Enrique McKenzie, M.D. is an internal medicine physician with a practice address in Lynwood, California, and NPI 1104823814, issued on Jul 7, 2005. Check the license (California A43601, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ricardo Enrique McKenzie
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A43601 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3680 E Imperial Hwy, Lynwood, CA 90262
- Phone
- (310) 604-3456
- Enumerated
- Jul 7, 2005
- Record last updated
- Jul 29, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (310) 762-6442
- Medicare enrollment
- Enrolled (PECOS I20101006000388); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 3680 E Imperial Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ricardo Enrique McKenzie in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A43601Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average internal medicine physician in 2024
133 Medicare Part D claims for 63 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate12 claims
- Losartan Potassium12 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.
Ricardo Enrique McKenzie among 17,696 internal medicine physician records in California
Ricardo Enrique McKenzie, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% 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, 95% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1982 · median 2004 among the 11,065 with a school on file
- Record last updated2014 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in California
There are 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Lynwood → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jatin Bhatt, MDLynwood, CA 902621366487357
- Lisa Brockman, DOLynwood, CA 902621063417798
- Beverly Davis, M.D.Lynwood, CA 902621821002874
- Nijole Glaze, M.D.Lynwood, CA 902621356414262
- Alva Marsh, MDLynwood, CA 902621619036621
- Ashok Raheja, M.D.Lynwood, CA 902621760591564
- Odette Tawadrous, MDLynwood, CA 902621669661492
- John Cheung, D.O.Lawndale, CA 902601215364559
Common questions
What is Ricardo Enrique McKenzie, M.D.'s NPI number?
Ricardo Enrique McKenzie, M.D.'s National Provider Identifier (NPI) is 1104823814, issued on Jul 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Ricardo Enrique McKenzie, M.D. located?
The NPPES record lists a practice address at 3680 E Imperial Hwy, Lynwood, CA, 90262. Phone: (310) 604-3456. Providers update this record themselves, so call before visiting.
How can I verify Ricardo Enrique McKenzie, M.D.'s license?
NPPES lists California license number A43601, 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 Ricardo Enrique McKenzie, M.D. prescribe under Medicare Part D?
In 2024, Ricardo Enrique McKenzie, M.D. had 133 Medicare Part D claims for 63 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.