Theodore M. Teacher, MD
Neurology Physician · Mission Viejo, CA
Theodore M. Teacher, MD is a neurology physician with a practice address in Mission Viejo, California, and NPI 1871514729, issued on Jul 23, 2006. Check the license (California G45898, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Theodore M. Teacher
- Credential
- MD
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- G45898 CA
Self-reported in NPPES; status is on the state search - Practice location
- 26691 Plaza, Mission Viejo, CA 92691
- Phone
- (949) 364-9054
- Enumerated
- Jul 23, 2006
- Record last updated
- Jan 30, 2024
- Fax
- (949) 364-6171
- Medicare enrollment
- Enrolled (PECOS I20111206000830); may accept Medicare assignment
- Medical or professional school
- Wake Forest University School Of Medicine, 1978
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 2,339 in California → Look up another NPI →
Also registered at 26691 Plaza
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lloyd Nagasawa, M.D.Hematology & Oncology Physician1487647335
- Fred Nour, MDNeurology Physician1881629350
Verify Theodore M. Teacher in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G45898Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% more Medicare Part D claims than the average neurology physician in 2024
2,087 Medicare Part D claims for 326 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 54 claims were for opioids.
Most prescribed
- Memantine Hcl188 claims
- Donepezil Hcl181 claims
- Gabapentin177 claims
- Alprazolam83 claims
- Zolpidem Tartrate70 claims
- Amitriptyline Hcl66 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,100.70
58 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Theodore M. Teacher among 2,339 neurology physician records in California
Theodore M. Teacher, MD is one of 2,339 neurology 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 4% of them.
- NPI issued2006 · 4% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1978 · median 2006 among the 1,628 with a school on file
- Record last updated2024 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in California
There are 2,339 neurology physician records in California.
All 2,339 in California → Every provider in Mission Viejo → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Michael Cummings, MDMission Viejo, CA 926911538151493
- Parshaw Dorriz, MDMission Viejo, CA 926911972940625
- Stephen Jenkins, M.D.Mission Viejo, CA 926911881619807
- Mahmoud Kreidiie, M.D.Mission Viejo, CA 926911265531396
- Marco Lopez Vizcarra, M.D.Mission Viejo, CA 926911467663963
- Fred Nour, MDMission Viejo, CA 926911881629350
- Mohammad Rassouli, MDMission Viejo, CA 926911134166010
- Hamid Salehi, MDMission Viejo, CA 926911992733257
Common questions
What is Theodore M. Teacher, MD's NPI number?
Theodore M. Teacher, MD's National Provider Identifier (NPI) is 1871514729, issued on Jul 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Theodore M. Teacher, MD located?
The NPPES record lists a practice address at 26691 Plaza, Mission Viejo, CA, 92691. Phone: (949) 364-9054. Providers update this record themselves, so call before visiting.
How can I verify Theodore M. Teacher, MD's license?
NPPES lists California license number G45898, 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 Theodore M. Teacher, MD prescribe under Medicare Part D?
In 2024, Theodore M. Teacher, MD had 2,087 Medicare Part D claims for 326 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.
What is Theodore M. Teacher, MD's MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.