Julie Aquino Siongco, D.D.S.
Dentist · San Jose, CA
Julie Aquino Siongco, D.D.S. is a dentist with a practice address in San Jose, California, and NPI 1851589998, issued on Oct 12, 2007. Check the license (California 54862, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Julie Aquino Siongco
- Credential
- D.D.S.
- Primary taxonomy
- Dentist 122300000X
- License number
- 54862 CA
Self-reported in NPPES; status is on the state search - Practice location
- 747 S Winchester Blvd, San Jose, CA 95128
- Phone
- (408) 246-7474
- Enumerated
- Oct 12, 2007
- Record last updated
- Apr 20, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (408) 246-7477
- Entity
- Type 1 · individual
8 nearest dentist records → All 14,729 in California → Look up another NPI →
Verify Julie Aquino Siongco in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 54862Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $123.43
5 payments; by number, the most common kind was food and beverage; the largest payer was Align Technology, Inc. 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.
Julie Aquino Siongco among 14,729 dentist records in California
Julie Aquino Siongco, 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 updated2009 · 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).
444 dentist records list a practice address in San Jose
They are 444 of the 20,925 NPPES records with a practice address in San Jose, and 14,729 dentist records in California.
All 14,729 in California → Every provider in San Jose → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Liza Carter, DDSSan Jose, CA 951281134326390
- Stephen Dombro, D.D.S.San Jose, CA 951281144291691
- Seyedeh Ghazanfari, D.M.DSan Jose, CA 951281093932626
- Ali Heidari, D.D.S.San Jose, CA 951281063563765
- Michael Lambert, DMDSan Jose, CA 951281639137284
- Christian Nguyen, DDSSan Jose, CA 951281710995790
- Silvie Quach, D.D.S.San Jose, CA 951281306037619
- Shadi Ravon, DDSSan Jose, CA 951281780772384
Common questions
What is Julie Aquino Siongco, D.D.S.'s NPI number?
Julie Aquino Siongco, D.D.S.'s National Provider Identifier (NPI) is 1851589998, issued on Oct 12, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Julie Aquino Siongco, D.D.S. located?
The NPPES record lists a practice address at 747 S Winchester Blvd, San Jose, CA, 95128. Phone: (408) 246-7474. Providers update this record themselves, so call before visiting.
How can I verify Julie Aquino Siongco, D.D.S.'s license?
NPPES lists California license number 54862, 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. 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.