Shahram Sean Ashtiani, D.D.S.
Dentist · Mission Viejo, CA
Shahram Sean Ashtiani, D.D.S. is a dentist with a practice address in Mission Viejo, California, and NPI 1629128897, issued on Jan 11, 2007. Check the license (California 54112, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Shahram Sean Ashtiani
- Credential
- D.D.S.
- Primary taxonomy
- Dentist 122300000X
- License numbers
- 54112 CA
20907 OH
Self-reported in NPPES; status is on the state search - Practice location
- 23482 Alicia Pkwy, Mission Viejo, CA 92691
- Phone
- (614) 266-1584
- Enumerated
- Jan 11, 2007
- Record last updated
- Jun 14, 2016 (not updated in 10 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 23482 Alicia Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Torin ChenardOrthodontics and Dentofacial Orthopedics Dentistry1972660694
Verify Shahram Sean Ashtiani in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 54112Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
26% more Medicare Part D claims than the average dentist in 2024
108 Medicare Part D claims for 56 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Clindamycin Hcl34 claims
- Amoxicillin28 claims
- Ibuprofen23 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.
Industry payments in 2024: $20.94
1 payment: food and beverage; the largest payer was OraPharma, a division of Bausch Health US, LLC. The 31,974 providers of this specialty with any payment received $540.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Shahram Sean Ashtiani among 14,729 dentist records in California
Shahram Sean Ashtiani, 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 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 updated2016 · 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).
48 dentist records list a practice address in Mission Viejo
They are 48 of the 2,156 NPPES records with a practice address in Mission Viejo, and 14,729 dentist records in California.
All 14,729 in California → Every provider in Mission Viejo → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Mary Addonizio, DDSMission Viejo, CA 926911699850636
- Elham Khajavi, D.D.S.Mission Viejo, CA 926911619184967
- Hyun Yil Kim, DMDMission Viejo, CA 926911174690416
- Sedigheh Masoum, DDSMission Viejo, CA 926911679637821
- Robert Milner, D.D.S.Mission Viejo, CA 926911972698629
- Jeffrey Montgomery, D.D.S.Mission Viejo, CA 926911154538403
- Edward Moon, DDSMission Viejo, CA 926911316154990
- Amir Mozafari, DDSMission Viejo, CA 926911922013465
Common questions
What is Shahram Sean Ashtiani, D.D.S.'s NPI number?
Shahram Sean Ashtiani, D.D.S.'s National Provider Identifier (NPI) is 1629128897, issued on Jan 11, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Shahram Sean Ashtiani, D.D.S. located?
The NPPES record lists a practice address at 23482 Alicia Pkwy, Mission Viejo, CA, 92691. Phone: (614) 266-1584. Providers update this record themselves, so call before visiting.
How can I verify Shahram Sean Ashtiani, D.D.S.'s license?
NPPES lists California license number 54112, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Shahram Sean Ashtiani, D.D.S. prescribe under Medicare Part D?
In 2024, Shahram Sean Ashtiani, D.D.S. had 108 Medicare Part D claims for 56 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.