John David Lajoy, D.D.S.
Dentist · Sylmar, CA
John David Lajoy, D.D.S. is a dentist with a practice address in Sylmar, California, and NPI 1881752707, issued on Dec 4, 2006. Check the license (California 033032, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John David Lajoy
- Credential
- D.D.S.
- Primary taxonomy
- Dentist 122300000X
- License number
- 033032 CA
Self-reported in NPPES; status is on the state search - Practice location
- 13867 Foothill Blvd, Sylmar, CA 91342
- Phone
- (818) 362-0435
- Enumerated
- Dec 4, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (818) 362-6305
- Entity
- Type 1 · individual
8 nearest dentist records → All 14,729 in California → Look up another NPI →
Also registered at 13867 Foothill Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John David Lajoy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 033032Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% fewer Medicare Part D claims than the average dentist in 2024
48 Medicare Part D claims for 37 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
- Amoxicillin27 claims
- Chlorhexidine Gluconate15 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.
John David Lajoy among 14,729 dentist records in California
John David Lajoy, D.D.S. 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 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 82% 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 updated2007 · 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).
Dentist providers in California
There are 14,729 dentist records in California.
All 14,729 in California → Every provider in Sylmar → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Shervin Akhamzadeh, D.D.S.Sylmar, CA 913421992828347
- Vyniamin Guralnik, DDSSylmar, CA 913421063632925
- Susan Kim, D.D.S.Lake View Terrace, CA 913421184799702
- Hovsep Koshkerian, DDSSylmar, CA 913421356499693
- Jean LeeSylmar, CA 913421306030465
- Esteban Piotraszewski, D.D.S.Sylmar, CA 913421811059017
- Laura Restrepo, DDSSylmar, CA 913421407334972
- Mazal Sarafian, DDSSylmar, CA 913421477386340
Common questions
What is John David Lajoy, D.D.S.'s NPI number?
John David Lajoy, D.D.S.'s National Provider Identifier (NPI) is 1881752707, issued on Dec 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John David Lajoy, D.D.S. located?
The NPPES record lists a practice address at 13867 Foothill Blvd, Sylmar, CA, 91342. Phone: (818) 362-0435. Providers update this record themselves, so call before visiting.
How can I verify John David Lajoy, D.D.S.'s license?
NPPES lists California license number 033032, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does John David Lajoy, D.D.S. prescribe under Medicare Part D?
In 2024, John David Lajoy, D.D.S. had 48 Medicare Part D claims for 37 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.