Leonard Michael Tyko, DDS, MD
General Practice Physician · Santa Rosa, CA
Leonard Michael Tyko, DDS, MD is a general practice physician with a practice address in Santa Rosa, California, and NPI 1770626921, issued on Feb 15, 2007. Check the license (California A71195, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Leonard Michael Tyko
- Credential
- DDS, MD
- Primary taxonomy
- General Practice Physician 208D00000X
- License numbers
- A71195 CA
OMS031 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1174 Montgomery Dr, Santa Rosa, CA 95405
- Phone
- (707) 545-4625
- Enumerated
- Feb 15, 2007
- Record last updated
- Sep 11, 2025
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 1,956 in California → Look up another NPI →
Also registered at 1174 Montgomery Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael HoeyOral and Maxillofacial Surgery (Dentist)1447475363
Verify Leonard Michael Tyko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A71195Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average general practice physician in 2024
367 Medicare Part D claims for 215 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D. 154 claims were for opioids.
Most prescribed
- Amoxicillin164 claims
- Hydrocodone-Acetaminophen125 claims
- Doxycycline Hyclate26 claims
- Oxycodone-Acetaminophen22 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: $328.94
5 payments; by number, the most common kind was food and beverage; the largest payer was Straumann USA LLC. The 4,259 providers of this specialty with any payment received $1,273.40 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.
Leonard Michael Tyko among 1,956 general practice physician records in California
Leonard Michael Tyko, DDS, MD is one of 1,956 general practice physician records with a practice address in California. 48% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 34% of them.
- NPI issued2007 · 34% of these records are older, 50% newer
- In a Medicare fileYes · 48% of these records are
- In the CMS Doctors and Clinicians fileNo · 27% of these records are
- Record last updated2025 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
General Practice Physician providers in California
There are 1,956 general practice physician records in California.
All 1,956 in California → Every provider in Santa Rosa → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- Robert Heckey, MDSanta Rosa, CA 954051205879681
- Michael Klaper, M.D.Santa Rosa, CA 954041073689527
- Ellen Barnett, M.D.Santa Rosa, CA 954031184778094
- Michael Dacre, MDSanta Rosa, CA 954031811692700
- Zuo Hauf, M.D.Santa Rosa, CA 954071619086246
- Robert Jaffe, M.D.Santa Rosa, CA 954031023352143
- Shiroko Sokitch, MDSanta Rosa, CA 954031235229006
- Jon Sterngold, MDSanta Rosa, CA 954011265664866
Common questions
What is Leonard Michael Tyko, DDS, MD's NPI number?
Leonard Michael Tyko, DDS, MD's National Provider Identifier (NPI) is 1770626921, issued on Feb 15, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Leonard Michael Tyko, DDS, MD located?
The NPPES record lists a practice address at 1174 Montgomery Dr, Santa Rosa, CA, 95405. Phone: (707) 545-4625. Providers update this record themselves, so call before visiting.
How can I verify Leonard Michael Tyko, DDS, MD's license?
NPPES lists California license number A71195, 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 Leonard Michael Tyko, DDS, MD prescribe under Medicare Part D?
In 2024, Leonard Michael Tyko, DDS, MD had 367 Medicare Part D claims for 215 beneficiaries; the average among general practice physician prescribers was 3,030. 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.