Raymond Grigorian, D.D.S
Endodontics · La Crescenta, CA
Raymond Grigorian, D.D.S is an endodontics with a practice address in La Crescenta, California, and NPI 1306084223, issued on Jan 30, 2009. Check the license (California 49892, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Raymond Grigorian
- Credential
- D.D.S
- Primary taxonomy
- Endodontics 1223E0200X
- License number
- 49892 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4646 Lowell Ave, La Crescenta, CA 91214
- Phone
- (818) 541-1421
- Enumerated
- Jan 30, 2009
- Record last updated
- Jan 30, 2009 (not updated in 17 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest endodontics records → All 1,018 in California → Look up another NPI →
Verify Raymond Grigorian in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 49892Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average endodontics in 2024
27 Medicare Part D claims for 18 beneficiaries, against an average of 121 among the 4,119 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin18 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.
Raymond Grigorian among 1,018 endodontics records in California
Raymond Grigorian, D.D.S is one of 1,018 endodontics records with a practice address in California. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 66% of them.
- NPI issued2009 · 66% of these records are older, 31% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2009 · 78% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223E0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endodontics providers in California
There are 1,018 endodontics records in California.
All 1,018 in California → Every provider in La Crescenta → Endodontics nationwide →
The 8 endodontics records with the nearest ZIP codes
- Lyla Gazarian-Boustani, D.D.S.Glendale, CA 912061003047341
- Kristina ShagramanovaGlendale, CA 912041871533760
- Ahmad Sadeghein, D.D.S.Glendale, CA 912031114005030
- Edwin BabadjanianGlendale, CA 912021629282611
- Alexandria Butler, DMD, MMSCGlendale, CA 912021730635954
- Douglas Daws, D.D.S.Glendale, CA 912021295749307
- John Lee, DMD, MSDGlendale, CA 912021245520238
- Ladan Ziaie MatinGlendale, CA 912021629848973
Common questions
What is Raymond Grigorian, D.D.S's NPI number?
Raymond Grigorian, D.D.S's National Provider Identifier (NPI) is 1306084223, issued on Jan 30, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Raymond Grigorian, D.D.S located?
The NPPES record lists a practice address at 4646 Lowell Ave, La Crescenta, CA, 91214. Phone: (818) 541-1421. Providers update this record themselves, so call before visiting.
How can I verify Raymond Grigorian, D.D.S's license?
NPPES lists California license number 49892, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Raymond Grigorian, D.D.S prescribe under Medicare Part D?
In 2024, Raymond Grigorian, D.D.S had 27 Medicare Part D claims for 18 beneficiaries; the average among endodontics prescribers was 121. 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.