Katharine Nicole Legaspi, DMD
Dentist · Antioch, CA
Katharine Nicole Legaspi, DMD is a dentist with a practice address in Antioch, California, and NPI 1447817416, issued on May 24, 2019. Check the license (California 103706, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katharine Nicole Legaspi
- Credential
- DMD
- Primary taxonomy
- Dentist 122300000X
- License number
- 103706 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3379 Deer Valley RD, Antioch, CA 94531
- Phone
- (925) 784-4815
- Enumerated
- May 24, 2019
- Record last updated
- May 24, 2019 (not updated in 7 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest dentist records → All 14,729 in California → Look up another NPI →
Also registered at 3379 Deer Valley RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Valora Legaspi, DMDGeneral Practice Dentistry1235469628
Verify Katharine Nicole Legaspi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 103706Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% more Medicare Part D claims than the average dentist in 2024
107 Medicare Part D claims for 61 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Chlorhexidine Gluconate39 claims
- Amoxicillin31 claims
- Amoxicillin-Clavulanate Potass15 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.
Katharine Nicole Legaspi among 14,729 dentist records in California
Katharine Nicole Legaspi, DMD is one of 14,729 dentist records with a practice address in California. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 78% of them.
- NPI issued2019 · 78% of these records are older, 19% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2019 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
26 dentist records list a practice address in Antioch
They are 26 of the 2,184 NPPES records with a practice address in Antioch, and 14,729 dentist records in California.
All 14,729 in California → Every provider in Antioch → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Ronald Corselli, D.D.S.Antioch, CA 945311780702415
- Timothy Kim, DMDAntioch, CA 945311609482587
- Rigo Martin, DDSAntioch, CA 945311598804619
- Robert Sheffield, DDSAntioch, CA 945311336284538
- Stephanie Showing, DDSAntioch, CA 945311528722865
- Ryan Simarro, D.M.D.Antioch, CA 945311194164756
- Sukhvir Singh, DMDAntioch, CA 945311780305417
- Richard Sobel, D.D.S.Antioch, CA 945311942286505
Common questions
What is Katharine Nicole Legaspi, DMD's NPI number?
Katharine Nicole Legaspi, DMD's National Provider Identifier (NPI) is 1447817416, issued on May 24, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Katharine Nicole Legaspi, DMD located?
The NPPES record lists a practice address at 3379 Deer Valley RD, Antioch, CA, 94531. Phone: (925) 784-4815. Providers update this record themselves, so call before visiting.
How can I verify Katharine Nicole Legaspi, DMD's license?
NPPES lists California license number 103706, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Katharine Nicole Legaspi, DMD prescribe under Medicare Part D?
In 2024, Katharine Nicole Legaspi, DMD had 107 Medicare Part D claims for 61 beneficiaries; the average among dentist prescribers was 86. 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.