Jason Reginald Spears, D.D.S.
Dentist · Pasadena, CA
Jason Reginald Spears, D.D.S. is a dentist with a practice address in Pasadena, California, and NPI 1053633016, issued on Feb 18, 2010. Check the license (California 59145, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jason Reginald Spears
- Credential
- D.D.S.
- Primary taxonomy
- Dentist 122300000X
- License number
- 59145 CA
Self-reported in NPPES; status is on the state search - Practice location
- 800 Fairmount Ave, Pasadena, CA 91105
- Phone
- (626) 792-1344
- Enumerated
- Feb 18, 2010
- Record last updated
- Feb 18, 2010 (not updated in 16 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 800 Fairmount Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Magdalena Arenas, MDPulmonary Disease Physician1093761249
- Ruby Batin, M.D.Pediatrics Physician1023186418
- Jennifer Cohen, M.D.Pediatrics Physician1730247172
- Anthony Culotta, MDRetina Specialist (Ophthalmology) Physician1497790018
- Janice Davolio, M.D.Dermatology Physician1972527521
- William Dietrick, MDSpecialist1881712248
Verify Jason Reginald Spears in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 59145Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average dentist in 2024
28 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.
Most prescribed
- Amoxicillin14 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: $247.90
1 payment: food and beverage; the largest payer was Straumann USA 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.
Jason Reginald Spears among 14,729 dentist records in California
Jason Reginald Spears, 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 2010, is newer than 51% of them.
- NPI issued2010 · 51% of these records are older, 46% 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 updated2010 · 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 Pasadena → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Tuyet Ha, DMDPasadena, CA 911051700504248
- Rina Jindal, D.D.S.Pasadena, CA 911051780853531
- John Khalaf, DDSPasadena, CA 911051548441942
- Moon-Hee KoPasadena, CA 911051033402508
- Dongbin NamPasadena, CA 911051528401981
- Timothy Ngork, DMDPasadena, CA 911051841696168
- Robbin Okamoto, DDSPasadena, CA 911051871578013
- Gerilynn Okamoto, DDSPasadena, CA 911051255317954
Common questions
What is Jason Reginald Spears, D.D.S.'s NPI number?
Jason Reginald Spears, D.D.S.'s National Provider Identifier (NPI) is 1053633016, issued on Feb 18, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Jason Reginald Spears, D.D.S. located?
The NPPES record lists a practice address at 800 Fairmount Ave, Pasadena, CA, 91105. Phone: (626) 792-1344. Providers update this record themselves, so call before visiting.
How can I verify Jason Reginald Spears, D.D.S.'s license?
NPPES lists California license number 59145, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Jason Reginald Spears, D.D.S. prescribe under Medicare Part D?
In 2024, Jason Reginald Spears, D.D.S. had 28 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.