William Frederick Stephens, D.D.S.
Oral and Maxillofacial Surgery (Dentist) · Pasadena, CA
William Frederick Stephens, D.D.S. is an oral and maxillofacial surgery (dentist) with a practice address in Pasadena, California, and NPI 1487736591, issued on Oct 19, 2006. Check the license (California 34775, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William Frederick Stephens
- Credential
- D.D.S.
- Primary taxonomy
- Oral and Maxillofacial Surgery (Dentist) 1223S0112X
- License number
- 34775 CA
Self-reported in NPPES; status is on the state search - Practice location
- 301 S Fair Oaks Ave Ste 107, Pasadena, CA 91105
- Phone
- (626) 440-0099
- Enumerated
- Oct 19, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (626) 440-1002
- Entity
- Type 1 · individual
8 nearest oral and maxillofacial surgery (dentist) records → All 987 in California → Look up another NPI →
Also registered at 301 S Fair Oaks Ave Ste 107
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Martin Stepanyan, D.M.DOral and Maxillofacial Surgery (Dentist)1164504288
Verify William Frederick Stephens in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 34775Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
William Frederick Stephens among 987 oral and maxillofacial surgery (dentist) records in California
William Frederick Stephens, D.D.S. is one of 987 oral and maxillofacial surgery (dentist) records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 66% newer
- In a Medicare fileNo · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 7% of these records are
- Record last updated2007 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223S0112X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Oral and Maxillofacial Surgery (Dentist) providers in California
There are 987 oral and maxillofacial surgery (dentist) records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 987 in California → Every provider in Pasadena → Oral and Maxillofacial Surgery (Dentist) nationwide →
The 8 oral and maxillofacial surgery (dentist) records with the nearest ZIP codes
- Simon Choyee, D.D.S.Pasadena, CA 911051669619763
- Wes Hill, D.D.S., M.D.Pasadena, CA 911051811056294
- Martin Stepanyan, D.M.DPasadena, CA 911051164504288
- Kimberly Ebner, DDSPasadena, CA 911061194119867
- Brian Goo, DDSPasadena, CA 911061184144248
- Karen Khachatryan, DDSPasadena, CA 911041033782180
- James Tsai, D.D.S.Pasadena, CA 911071972624997
- Christopher Chan, DDS, MDPasadena, CA 911011164865242
Common questions
What is William Frederick Stephens, D.D.S.'s NPI number?
William Frederick Stephens, D.D.S.'s National Provider Identifier (NPI) is 1487736591, issued on Oct 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Frederick Stephens, D.D.S. located?
The NPPES record lists a practice address at 301 S Fair Oaks Ave Ste 107, Pasadena, CA, 91105. Phone: (626) 440-0099. Providers update this record themselves, so call before visiting.
How can I verify William Frederick Stephens, D.D.S.'s license?
NPPES lists California license number 34775, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.