David Giannetto, MD
Emergency Medicine Physician · Santa Rosa, CA
David Giannetto, MD is an emergency medicine physician with a practice address in Santa Rosa, California, and NPI 1881717155, issued on Apr 9, 2007. Check the license (California G69419, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- David Giannetto
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- G69419 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1165 Montgomery Dr, Santa Rosa, CA 95405
- Phone
- (707) 522-3210
- Enumerated
- Apr 9, 2007
- Record last updated
- Dec 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (707) 522-1524
- Medicaid ID
- 00G694190 CA
- Medicare enrollment
- Enrolled (PECOS I20041006000745); accepts Medicare assignment
- Medical or professional school
- Loyola University Of Chicago, Stritch School Of Medicine, 1989
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 1165 Montgomery Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Rebecca Althoff, RNFARegistered Nurse First Assistant1427119668
- Sanyogeeta Bhaway, M.D.Internal Medicine Physician1275828162
Verify David Giannetto in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G69419Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% fewer Medicare Part D claims than the average emergency medicine physician in 2024
120 Medicare Part D claims for 100 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 24 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen18 claims
- Cefpodoxime Proxetil15 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
- Permanente Medical Group IncSanta Rosa, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David Giannetto among 7,751 emergency medicine physician records in California
David Giannetto, MD 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 2007, is newer than 40% of them.
- NPI issued2007 · 40% of these records are older, 50% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1989 · median 2011 among the 4,560 with a school on file
- Record last updated2021 · 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).
Emergency Medicine Physician providers in California
There are 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Santa Rosa → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Thomas Elgin, M.D.Santa Rosa, CA 954051912948480
- Omar Ferrari, D.O.Santa Rosa, CA 954051861589186
- David Grundy, MDSanta Rosa, CA 954051902845597
- Stewart Lauterbach, M.D.Santa Rosa, CA 954051992746481
- Stephen Levinson, M.D.Santa Rosa, CA 954051144261637
- Daniel Matulich, M.D.Santa Rosa, CA 954051043254600
- Gary Mc Calla, M.D.Santa Rosa, CA 954051669416285
- James Mc Keith, M.D.Santa Rosa, CA 954051033153267
Common questions
What is David Giannetto, MD's NPI number?
David Giannetto, MD's National Provider Identifier (NPI) is 1881717155, issued on Apr 9, 2007. An NPI identifies a provider in billing; it is not a license.
Where is David Giannetto, MD located?
The NPPES record lists a practice address at 1165 Montgomery Dr, Santa Rosa, CA, 95405. Phone: (707) 522-3210. Providers update this record themselves, so call before visiting.
How can I verify David Giannetto, MD's license?
NPPES lists California license number G69419, 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 David Giannetto, MD prescribe under Medicare Part D?
In 2024, David Giannetto, MD had 120 Medicare Part D claims for 100 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), 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.