Sharon Phamduong, DDS, MS
Periodontics · Torrance, CA
Sharon Phamduong, DDS, MS is a periodontics with a practice address in Torrance, California, and NPI 1477785103, issued on Aug 13, 2009. Check the license (California 53098, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sharon Phamduong
- Credential
- DDS, MS
- Primary taxonomy
- Periodontics 1223P0300X
- License number
- 53098 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4201 Torrance Blvd # 450, Torrance, CA 90503
- Phone
- (310) 540-1415
- Enumerated
- Aug 13, 2009
- Record last updated
- Jan 30, 2026
- Fax
- (310) 540-1423
- Entity
- Type 1 · individual
8 nearest periodontics records → All 929 in California → Look up another NPI →
Verify Sharon Phamduong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 53098Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% fewer Medicare Part D claims than the average periodontics in 2024
143 Medicare Part D claims for 42 beneficiaries, against an average of 277 among the 4,191 providers of this specialty who prescribed in Part D.
Most prescribed
- Chlorhexidine Gluconate49 claims
- Amoxicillin39 claims
- Ibuprofen30 claims
- Azithromycin12 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.
Sharon Phamduong among 929 periodontics records in California
Sharon Phamduong, DDS, MS is one of 929 periodontics records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 67% of them.
- NPI issued2009 · 67% of these records are older, 30% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2026 · 78% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223P0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Periodontics providers in California
There are 929 periodontics records in California.
All 929 in California → Every provider in Torrance → Periodontics nationwide →
The 8 periodontics records with the nearest ZIP codes
- John Ducar, D.D.S.Torrance, CA 905031720083397
- Christopher Acone, DDSTorrance, CA 905051659576551
- Arta Farahmand, DDSTorrance, CA 905051598845976
- Micael Hilario, D.D.S.Torrance, CA 905011073935128
- Alan Igasaki, DDSTorrance, CA 905051538260195
- Jinnu Kim, DMD MSTorrance, CA 905011851185920
- Perry Klokkevold, D.D.S., M.S.Torrance, CA 905051982920955
- Shen Ling, D.M.DTorrance, CA 905051003029927
Common questions
What is Sharon Phamduong, DDS, MS's NPI number?
Sharon Phamduong, DDS, MS's National Provider Identifier (NPI) is 1477785103, issued on Aug 13, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Sharon Phamduong, DDS, MS located?
The NPPES record lists a practice address at 4201 Torrance Blvd # 450, Torrance, CA, 90503. Phone: (310) 540-1415. Providers update this record themselves, so call before visiting.
How can I verify Sharon Phamduong, DDS, MS's license?
NPPES lists California license number 53098, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Sharon Phamduong, DDS, MS prescribe under Medicare Part D?
In 2024, Sharon Phamduong, DDS, MS had 143 Medicare Part D claims for 42 beneficiaries; the average among periodontics prescribers was 277. 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.