Justin Cowan, DDS
Dentist · Seal Beach, CA
Justin Cowan, DDS is a dentist with a practice address in Seal Beach, California, and NPI 1043947906, issued on Aug 2, 2022. Check the license (California 107711, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Justin Cowan
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 107711 CA
Self-reported in NPPES; status is on the state search - Practice location
- 12419 Seal Beach Blvd, Seal Beach, CA 90740
- Phone
- (562) 431-0393
- Enumerated
- Aug 2, 2022
- Entity
- Type 1 · individual
Also registered at 12419 Seal Beach Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jordan Belden, DDSGeneral Practice Dentistry1881207009
- Henry NguyenDentist1063073385
- Jonathan OatisDentist1538093612
- Eric Scott, DDSDentist1669904496
Verify Justin Cowan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 107711Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
52% fewer Medicare Part D claims than the average dentist in 2024
43 Medicare Part D claims for 29 beneficiaries, against an average of 90 among the 51,502 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin21 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.
9 dentist records list a Seal Beach practice address
They are 9 of the 394 NPPES records with a Seal Beach practice address, and 14,906 dentist records in California.
All 9 in Seal Beach → All 14,906 in California → Every provider in Seal Beach →
Other dentist records in California
- Chantelle AabediLos Angeles, CA1740895150
- Sohrab Aalam, DMDIrvine, CA1497431100
- Rick Aaronian, DDSFresno, CA1245452184
- Michael Aaronson, DDSSan Rafael, CA1992029722
- Autumn Abadesco, DDSLa Puente, CA1952857237
- Behzad Abadi, DMDDowney, CA1588879100
- Esfandiar Abadi, DDSSacramento, CA1992926448
- Bahareh AbadianSan Jose, CA1689169005
- Reza Abaei Tafreshi, DDSIrvine, CA1134656804
- Michael AbaianSherman Oaks, CA1023263167
Common questions
What is Justin Cowan, DDS's NPI number?
Justin Cowan, DDS's National Provider Identifier (NPI) is 1043947906, issued on Aug 2, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Justin Cowan, DDS located?
The NPPES record lists a practice address at 12419 Seal Beach Blvd, Seal Beach, CA, 90740. Phone: (562) 431-0393. Providers update this record themselves, so call before visiting.
How can I verify Justin Cowan, DDS's license?
NPPES lists California license number 107711, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Justin Cowan, DDS prescribe under Medicare Part D?
In 2024, Justin Cowan, DDS had 43 Medicare Part D claims for 29 beneficiaries; the average among dentist prescribers was 90. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.