Lisa Ditomaso, DO
Emergency Medicine Physician · Yreka, CA
Lisa Ditomaso, DO is an emergency medicine physician with a practice address in Yreka, California, and NPI 1750843397, issued on Apr 2, 2019. Check the license (California 20A19666, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Lisa Ditomaso
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 20A19666 CA
DO228382 OR
Self-reported in NPPES; status is on the state search - Practice location
- 444 Bruce St, Yreka, CA 96097
- Phone
- (530) 841-6292
- Enumerated
- Apr 2, 2019
- Entity
- Type 1 · individual
Also registered at 444 Bruce St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Samuel BirkholzCertified Registered Nurse Anesthetist1558873786
- Larry Blazier, RNFARegistered Nurse First Assistant1104085265
- Sharon Dawson, CRNFARegistered Nurse First Assistant1336261890
- Teresa Dunton, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1174092944
- Madison Feller, CCC-SLPSpeech-Language Pathologist1487275848
- Gakwaya Habiyaremye, MDInternal Medicine Physician1255828869
Verify Lisa Ditomaso in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A19666Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
56% fewer Medicare Part D claims than the average emergency medicine physician in 2024
100 Medicare Part D claims for 74 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Sulfamethoxazole-Trimethoprim14 claims
- Prednisone12 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
- Trinity Emergency PhysiciansStockton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Emergency Medicine Physician providers in California
There are 7,751 emergency medicine physician records in California.
Other emergency medicine physician records in California
- Cooper Aakhus, MDStanford, CA1194351007
- Pyra Aarden, MDMartinez, CA1417058199
- Neal Aaron, D.O.Encinitas, CA1114283520
- Eric AaserudeWalnut Creek, CA1811491194
- Nader Abas, MDBarstow, CA1346288305
- Michael Abbo, MDNovato, CA1205819042
- Daniel Abbott, MDFullerton, CA1518907864
- Paul-Andre Abboud, M.D.Oakland, CA1710065503
- Mostafa Abdel-Hamid, MDStanford, CA1457918740
- Ashraf Abdel-KerimChino, CA1396961538
Common questions
What is Lisa Ditomaso, DO's NPI number?
Lisa Ditomaso, DO's National Provider Identifier (NPI) is 1750843397, issued on Apr 2, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Lisa Ditomaso, DO located?
The NPPES record lists a practice address at 444 Bruce St, Yreka, CA, 96097. Phone: (530) 841-6292. Providers update this record themselves, so call before visiting.
How can I verify Lisa Ditomaso, DO's license?
NPPES lists California license number 20A19666, 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 Lisa Ditomaso, DO prescribe under Medicare Part D?
In 2024, Lisa Ditomaso, DO had 100 Medicare Part D claims for 74 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), loaded Aug 27, 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) 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 27, 2026.