NPPES file of Aug 9, 2026

Brian M. Coombe, DO

Emergency Medicine Physician · Orange, CA

Brian M. Coombe, DO is an emergency medicine physician with a practice address in Orange, California, and NPI 1023257755, issued on Feb 19, 2009. Check the license (California 20A12082, 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
1023257755
Name
Brian M. Coombe
Credential
DO
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
20A12082 CA
Self-reported in NPPES; status is on the state search
Practice location
2601 E Chapman Ave, Orange, CA 92869
Phone
(714) 633-3962
Enumerated
Feb 19, 2009
Record last updated
Jan 27, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20120703000326); accepts Medicare assignment
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 2601 E Chapman Ave

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

  1. Dean Aubin, M.D.Emergency Medicine Physician1932391869
  2. James Chang, M.D.Anesthesiology Physician1700867298
  3. Jeffry Chen, M.D.Anesthesiology Physician1578791620
  4. Vadim Chudnovsky, M.D.Diagnostic Radiology Physician1922049394
  5. Usha Desai, RNFARegistered Nurse First Assistant1144357914
  6. Candice Dreyer, RDRegistered Dietitian1649313255

Verify Brian M. Coombe in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A12082
    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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77% more Medicare Part D claims than the average emergency medicine physician in 2024

400 Medicare Part D claims for 136 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of claims.

  1. Brian Coombe400
  2. Specialty average226

Most prescribed

  1. Ssd84 claims
  2. Gentamicin Sulfate69 claims
  3. Ciprofloxacin Hcl53 claims
  4. Sulfamethoxazole-Trimethoprim31 claims
  5. Silver Sulfadiazine28 claims
  6. Doxycycline Hyclate25 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: $219.03

9 payments; by number, the most common kind was food and beverage; the largest payer was Mimedx Group, Inc. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Brian Coombe$219.03
  2. Specialty average$953.79

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Brian M. Coombe among 7,751 emergency medicine physician records in California

Brian M. Coombe, DO 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 2009, is newer than 54% of them.

  • NPI issued2009 · 54% of these records are older, 42% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2008 · median 2011 among the 4,560 with a school on file
  • Record last updated2014 · 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).

179 emergency medicine physician records list a practice address in Orange

They are 179 of the 13,245 NPPES records with a practice address in Orange, and 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Dean Aubin, M.D.Orange, CA 928691932391869
  2. Mark Lee, MDOrange, CA 928691588696819
  3. Anita Wang, MDOrange, CA 928691336189794
  4. Daniel Artiga, MDOrange, CA 928681801537964
  5. Adam Bouldin, MDOrange, CA 928681518609486
  6. Christina Cantwell, MDOrange, CA 928681528717840
  7. Austin Dejong, DOOrange, CA 928681992407886
  8. Thao Do, D.O.Placentia, CA 928701073861712

Common questions

What is Brian M. Coombe, DO's NPI number?

Brian M. Coombe, DO's National Provider Identifier (NPI) is 1023257755, issued on Feb 19, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Brian M. Coombe, DO located?

The NPPES record lists a practice address at 2601 E Chapman Ave, Orange, CA, 92869. Phone: (714) 633-3962. Providers update this record themselves, so call before visiting.

How can I verify Brian M. Coombe, DO's license?

NPPES lists California license number 20A12082, 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 Brian M. Coombe, DO prescribe under Medicare Part D?

In 2024, Brian M. Coombe, DO had 400 Medicare Part D claims for 136 beneficiaries; 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.