NPPES file of Aug 9, 2026

Ronald J. Maccormick, M.D.

Emergency Medicine Physician · Encinitas, CA

Ronald J. Maccormick, M.D. is an emergency medicine physician with a practice address in Encinitas, California, and NPI 1699775213, issued on Jul 26, 2005. Check the license (California C38688, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1699775213
Name
Ronald J. Maccormick
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
C38688 CA
Self-reported in NPPES; status is on the state search
Practice location
354 Santa FE Dr, Encinitas, CA 92024
Phone
(760) 230-2251
Enumerated
Jul 26, 2005
Record last updated
May 3, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(760) 230-2253
Medicaid ID
00C386880 CA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 354 Santa FE Dr

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

  1. Neal Aaron, D.O.Emergency Medicine Physician1114283520
  2. Andrew Accardi, M.D.Emergency Medicine Physician1992781173
  3. Sonia Ahuja, M.D.Internal Medicine Physician1528059490
  4. Jeannette Aldous, MDInternal Medicine Physician1073650339
  5. Lauren Alexander, M.D.Emergency Medicine Physician1285898163
  6. Sam Alkass, PASurgical Physician Assistant1841428042

Verify Ronald J. Maccormick in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C38688
    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

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83% fewer Medicare Part D claims than the average emergency medicine physician in 2024

38 Medicare Part D claims, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Ronald Maccormick38
  2. Specialty average226

Most prescribed

  1. Valacyclovir11 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.

Ronald J. Maccormick among 7,751 emergency medicine physician records in California

Ronald J. Maccormick, M.D. is one of 7,751 emergency 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 96% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2011 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

33 emergency medicine physician records list a practice address in Encinitas

They are 33 of the 1,874 NPPES records with a practice address in Encinitas, and 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Andrew Accardi, M.D.Encinitas, CA 920241992781173
  2. Steven Andree, M.D.Encinitas, CA 920241700886496
  3. Stuart Breisch, MDEncinitas, CA 920241548229297
  4. Allan Churukian, M.D.Encinitas, CA 920241639118789
  5. Mary Anne Fuchs, M.D.Encinitas, CA 920241790785301
  6. Richard Kingsland, M.D.Encinitas, CA 920241235139841
  7. Margaret Marshall, M.D.Encinitas, CA 920241639170475
  8. Wynne Myint, M.D.Encinitas, CA 920241558361907

Common questions

What is Ronald J. Maccormick, M.D.'s NPI number?

Ronald J. Maccormick, M.D.'s National Provider Identifier (NPI) is 1699775213, issued on Jul 26, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Ronald J. Maccormick, M.D. located?

The NPPES record lists a practice address at 354 Santa FE Dr, Encinitas, CA, 92024. Phone: (760) 230-2251. Providers update this record themselves, so call before visiting.

How can I verify Ronald J. Maccormick, M.D.'s license?

NPPES lists California license number C38688, 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 Ronald J. Maccormick, M.D. prescribe under Medicare Part D?

In 2024, Ronald J. Maccormick, M.D. had 38 Medicare Part D claims; the average among emergency medicine physician prescribers was 226. 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.