NPPES file of Aug 9, 2026

Daniel K. McKenzie, MD

Dermatology Physician · Laguna Hills, CA

Daniel K. McKenzie, MD is a dermatology physician with a practice address in Laguna Hills, California, and NPI 1841259066, issued on Mar 18, 2006. Check the license (California A66447, 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 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1841259066
Name
Daniel K. McKenzie
Credential
MD
Primary taxonomy
Dermatology Physician 207N00000X
License number
A66447 CA
Self-reported in NPPES; status is on the state search
Practice location
24221 Calle DE LA Louisa, Laguna Hills, CA 92653
Phone
(949) 465-8154
Enumerated
Mar 18, 2006
Record last updated
Nov 23, 2025
Fax
(949) 465-8159
Medicare enrollment
Enrolled (PECOS I20091216000105); accepts Medicare assignment
Medical or professional school
University Of Southern California Keck School Of Medicine, 1997
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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Also registered at 24221 Calle DE LA Louisa

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

  1. Arthur Daigneault, MDInternal Medicine Physician1609845361
  2. Kimvir Dhillon, MDEndocrinology, Diabetes & Metabolism Physician1083673248
  3. Barry Donner, MDGastroenterology Physician1679534796
  4. Raymond Fernandez, MDInternal Medicine Physician1629039532
  5. David Hatoff, MDGastroenterology Physician1619930567
  6. Brian HenryInternal Medicine Physician1629047824

Verify Daniel K. McKenzie in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A66447
    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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49% more Medicare Part D claims than the average dermatology physician in 2024

1,191 Medicare Part D claims for 576 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.

  1. Daniel McKenzie1,191
  2. Specialty average797

Most prescribed

  1. Ketoconazole204 claims
  2. Triamcinolone Acetonide174 claims
  3. Fluorouracil166 claims
  4. Tacrolimus77 claims
  5. Metronidazole50 claims
  6. Betamethasone Diprop Augmented49 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 MIPS final score for 2023 (Medicare payment program): 64.3 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score50.9
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%96.0
  4. Improvement activities20 of 40 points · 15%50.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Healthcare Partners Affiliates Medical GroupLaguna Hills, CA
  2. Saddleback Medical Group IncLaguna Hills, CA

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

Daniel K. McKenzie among 2,083 dermatology physician records in California

Daniel K. McKenzie, MD is one of 2,083 dermatology 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 6% of them.

  • NPI issued2006 · 6% of these records are older, 56% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1997 · median 2006 among the 1,450 with a school on file
  • Record last updated2025 · 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 207N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dermatology Physician providers in California

There are 2,083 dermatology physician records in California.

The 8 dermatology physician records with the nearest ZIP codes

  1. Michelle Algarin, M.D.Laguna Hills, CA 926531609872126
  2. Karl Bassler, M.D.Laguna Hills, CA 926531215938949
  3. Jennifer ChannualLaguna Hills, CA 926531689986374
  4. Rollin Green, MDLaguna Hills, CA 926531245206705
  5. Edward Jeffes, M.D.Laguna Hills, CA 926531154438554
  6. Katherine Lee, M.D., M.A.Laguna Hills, CA 926531265693691
  7. Judith Romero, MDLaguna Hills, CA 926531710073697
  8. Cameron TrodelloLaguna Hills, CA 926531144717901

Common questions

What is Daniel K. McKenzie, MD's NPI number?

Daniel K. McKenzie, MD's National Provider Identifier (NPI) is 1841259066, issued on Mar 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Daniel K. McKenzie, MD located?

The NPPES record lists a practice address at 24221 Calle DE LA Louisa, Laguna Hills, CA, 92653. Phone: (949) 465-8154. Providers update this record themselves, so call before visiting.

How can I verify Daniel K. McKenzie, MD's license?

NPPES lists California license number A66447, 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 Daniel K. McKenzie, MD prescribe under Medicare Part D?

In 2024, Daniel K. McKenzie, MD had 1,191 Medicare Part D claims for 576 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.

What is Daniel K. McKenzie, MD's MIPS final score?

The 2023 MIPS final score is 64.3 of 100. 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.