Caroline Ossaian, D.M.D
Dentist · Montrose, CA
Caroline Ossaian, D.M.D is a dentist with a practice address in Montrose, California, and NPI 1831386689, issued on Sep 26, 2007. Check the license (California 45514, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Caroline Ossaian
- Credential
- D.M.D
- Primary taxonomy
- Dentist 122300000X
- License number
- 45514 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2710 Piedmont Ave Apt 13, Montrose, CA 91020
- Phone
- (818) 355-7140
- Enumerated
- Sep 26, 2007
- Record last updated
- May 3, 2022
- Entity
- Type 1 · individual
8 nearest dentist records → All 14,729 in California → Look up another NPI →
Verify Caroline Ossaian in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 45514Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average dentist in 2024
23 Medicare Part D claims for 21 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
- 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.
Caroline Ossaian among 14,729 dentist records in California
Caroline Ossaian, D.M.D 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 2007, is newer than 18% of them.
- NPI issued2007 · 18% of these records are older, 58% 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 updated2022 · 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).
5 dentist records list a practice address in Montrose
They are 5 of the 188 NPPES records with a practice address in Montrose, and 14,729 dentist records in California.
All 14,729 in California → Every provider in Montrose → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Nayiri Hartounian, DDSMontrose, CA 910201083342232
- Artin Manoukian, D.D.S.Montrose, CA 910201003041302
- Romola Mascarenhas, D.D.SMontrose, CA 910201508146713
- Terry Webber, D.D.S.Montrose, CA 910201417031634
- Evelyn Chan, D.D.S.Monrovia, CA 910161669790325
- Paul Genino, D.D.S.Monrovia, CA 910161225196959
- Neda Ghofranian, DMDMonrovia, CA 910161861983108
- Omid Kashani, D.D.S.Monrovia, CA 910161528123981
Common questions
What is Caroline Ossaian, D.M.D's NPI number?
Caroline Ossaian, D.M.D's National Provider Identifier (NPI) is 1831386689, issued on Sep 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Caroline Ossaian, D.M.D located?
The NPPES record lists a practice address at 2710 Piedmont Ave Apt 13, Montrose, CA, 91020. Phone: (818) 355-7140. Providers update this record themselves, so call before visiting.
How can I verify Caroline Ossaian, D.M.D's license?
NPPES lists California license number 45514, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Caroline Ossaian, D.M.D prescribe under Medicare Part D?
In 2024, Caroline Ossaian, D.M.D had 23 Medicare Part D claims for 21 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.