Timothy David Tonini, DO
Emergency Medicine Physician · South Lake Tahoe, CA
Timothy David Tonini, DO is an emergency medicine physician with a practice address in South Lake Tahoe, California, and NPI 1487671087, issued on Jul 17, 2006. Check the license (California 20A10088, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Timothy David Tonini
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 20A10088 CA
DO1429 NV
Self-reported in NPPES; status is on the state search - Practice location
- 2170 South Ave, South Lake Tahoe, CA 96150
- Phone
- (530) 541-3420
- Enumerated
- Jul 17, 2006
- Record last updated
- Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 2170 South Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amy Anton, MDEmergency Medicine Physician1235392861
- Michelle Appelle, MSPTPhysical Therapist1013070481
- Heather Applegate, PTAPhysical Therapy Assistant1326576893
- B. Patrick BaghdikianAnesthesiology Physician1053417303
- Jeffrey Barbrie, DPTPhysical Therapist1992155527
- Alan Barichievich, MS, PTPhysical Therapist1831254820
Verify Timothy David Tonini in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A10088Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4% more Medicare Part D claims than the average emergency medicine physician in 2024
236 Medicare Part D claims for 156 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 30 claims were for opioids.
Most prescribed
- Cephalexin18 claims
- Prednisone18 claims
- Ondansetron Odt16 claims
- Sulfamethoxazole-Trimethoprim16 claims
- Amoxicillin-Clavulanate Potass13 claims
- Oxycodone Hcl13 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.
The MIPS final score for 2023 (Medicare payment program): 91.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Timothy David Tonini among 7,751 emergency medicine physician records in California
Timothy David Tonini, 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 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 60% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2018 · 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).
20 emergency medicine physician records list a practice address in South Lake Tahoe
They are 20 of the 568 NPPES records with a practice address in South Lake Tahoe, and 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in South Lake Tahoe → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Amy Anton, MDSouth Lake Tahoe, CA 961501235392861
- Allison Brewer, MDSouth Lake Tahoe, CA 961501508876228
- Lars Ensign, MDSouth Lake Tahoe, CA 961501750389862
- William Green, MDSouth Lake Tahoe, CA 961501871591099
- Thomas Jantos, MDSouth Lake Tahoe, CA 961501639176415
- Dennis Martinez, MDSouth Lake Tahoe, CA 961501730169111
- Clinton Masterson, M.D.South Lake Tahoe, CA 961501407067168
- Corey Mc Leod, MDSouth Lake Tahoe, CA 961501679621619
Common questions
What is Timothy David Tonini, DO's NPI number?
Timothy David Tonini, DO's National Provider Identifier (NPI) is 1487671087, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Timothy David Tonini, DO located?
The NPPES record lists a practice address at 2170 South Ave, South Lake Tahoe, CA, 96150. Phone: (530) 541-3420. Providers update this record themselves, so call before visiting.
How can I verify Timothy David Tonini, DO's license?
NPPES lists California license number 20A10088, 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 Timothy David Tonini, DO prescribe under Medicare Part D?
In 2024, Timothy David Tonini, DO had 236 Medicare Part D claims for 156 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Timothy David Tonini, DO's MIPS final score?
The 2023 MIPS final score is 91.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.