Todd Armbruster, D.O.
Family Medicine Physician · Mission Viejo, CA
Todd Armbruster, D.O. is a family medicine physician with a practice address in Mission Viejo, California, and NPI 1487670824, issued on Jul 15, 2006. Check the license (California 20A10022, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Todd Armbruster
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A10022 CA
Self-reported in NPPES; status is on the state search - Practice location
- 23781 Maquina, Mission Viejo, CA 92691
- Phone
- (888) 988-2800
- Enumerated
- Jul 15, 2006
- Record last updated
- Nov 29, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (949) 455-4215
- Medicare enrollment
- Enrolled (PECOS I20091031000052); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 23781 Maquina
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Beverly Gaitan, MDPediatrics Physician1528142593
- Mary GamboaPediatrics Physician1124605530
Verify Todd Armbruster in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A10022Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% more Medicare Part D claims than the average family medicine physician in 2024
5,687 Medicare Part D claims for 584 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 275 claims were for opioids.
Most prescribed
- Atorvastatin Calcium474 claims
- Rosuvastatin Calcium320 claims
- Losartan Potassium226 claims
- Amlodipine Besylate215 claims
- Lisinopril200 claims
- Levothyroxine Sodium190 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.
Bills Medicare through one group practice
- Southern California Permanente Medical GroupMission Viejo, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Todd Armbruster among 17,133 family medicine physician records in California
Todd Armbruster, D.O. is one of 17,133 family 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2004 · median 2005 among the 10,652 with a school on file
- Record last updated2021 · 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 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
37 family medicine physician records list a practice address in Mission Viejo
They are 37 of the 2,156 NPPES records with a practice address in Mission Viejo, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Mission Viejo → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Marcela Dominguez, M.D.Mission Viejo, CA 926911225039050
- Stefanie Fightlin, DOMission Viejo, CA 926911386640746
- Jon Mark Galbraith, M.D.Mission Viejo, CA 926911780619916
- Karl Gebhard, M.D.Mission Viejo, CA 926911548266018
- Jeffrey Globus, M.D.Mission Viejo, CA 926911730271321
- David Gonzalez, MDMission Viejo, CA 926911508860016
- Scott Lee, MDMission Viejo, CA 926911417948621
- Phuong Ly, MDMission Viejo, CA 926911265512982
Common questions
What is Todd Armbruster, D.O.'s NPI number?
Todd Armbruster, D.O.'s National Provider Identifier (NPI) is 1487670824, issued on Jul 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Todd Armbruster, D.O. located?
The NPPES record lists a practice address at 23781 Maquina, Mission Viejo, CA, 92691. Phone: (888) 988-2800. Providers update this record themselves, so call before visiting.
How can I verify Todd Armbruster, D.O.'s license?
NPPES lists California license number 20A10022, 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 Todd Armbruster, D.O. prescribe under Medicare Part D?
In 2024, Todd Armbruster, D.O. had 5,687 Medicare Part D claims for 584 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.