Julia Y. Li, MD
Psychiatry Physician · Vacaville, CA
Julia Y. Li, MD is a psychiatry physician with a practice address in Vacaville, California, and NPI 1669544474, issued on Nov 15, 2006. Check the license (California A77929, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Julia Y. Li
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- A77929 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3700 Vaca Valley Pkwy, Vacaville, CA 95688
- Phone
- (707) 453-5055
- Enumerated
- Nov 15, 2006
- Record last updated
- Jan 10, 2022
- Medicaid ID
- 00A779290 CA
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 3700 Vaca Valley Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Julia Y. Li in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A77929Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Julia Y. Li among 8,673 psychiatry physician records in California
Julia Y. Li, MD is one of 8,673 psychiatry physician records with a practice address in California. 67% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 67% newer
- In a Medicare fileNo · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 38% of these records are
- Record last updated2022 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
35 psychiatry physician records list a practice address in Vacaville
They are 35 of the 1,903 NPPES records with a practice address in Vacaville, and 8,673 psychiatry physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 8,673 in California → Every provider in Vacaville → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Sarah Altschuler, M.D., M.P.H.Vacaville, CA 956881134151665
- Arlene Brown, MDVacaville, CA 956881326127010
- William Davis, M.D.Vacaville, CA 956881124494646
- Joel Fine, MDVacaville, CA 956881467556951
- Amy FugleiVacaville, CA 956881760625842
- Ethan Harris, M.D.Vacaville, CA 956881124011689
- Radu Mischiu, MDVacaville, CA 956881700114048
- Thara Nazareth, MDVacaville, CA 956881609360882
Common questions
What is Julia Y. Li, MD's NPI number?
Julia Y. Li, MD's National Provider Identifier (NPI) is 1669544474, issued on Nov 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Julia Y. Li, MD located?
The NPPES record lists a practice address at 3700 Vaca Valley Pkwy, Vacaville, CA, 95688. Phone: (707) 453-5055. Providers update this record themselves, so call before visiting.
How can I verify Julia Y. Li, MD's license?
NPPES lists California license number A77929, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.