NPPES file of Aug 9, 2026

Juliana C. Wong, M.D.

Family Medicine Physician · Danville, CA

Juliana C. Wong, M.D. is a family medicine physician with a practice address in Danville, California, and NPI 1134156953, issued on Jun 27, 2006. Check the license (California A61741, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1134156953
Name
Juliana C. Wong
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A61741 CA
Self-reported in NPPES; status is on the state search
Practice location
319 Diablo RD, Danville, CA 94526
Phone
(925) 314-0260
Enumerated
Jun 27, 2006
Record last updated
Dec 17, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(925) 831-2564
Medicare enrollment
Enrolled (PECOS I20050209000873); accepts Medicare assignment
Medical or professional school
University Of California, Geffen School Of Medicine, 1995
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 319 Diablo RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Viktor Novikov, M.D.Family Medicine Physician1972548741

Verify Juliana C. Wong in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A61741
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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22% more Medicare Part D claims than the average family medicine physician in 2024

4,309 Medicare Part D claims for 450 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 41 claims were for opioids.

  1. Juliana Wong4,309
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium307 claims
  2. Amlodipine Besylate202 claims
  3. Levothyroxine Sodium191 claims
  4. Lisinopril182 claims
  5. Losartan Potassium182 claims
  6. Alendronate Sodium119 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.

Bills Medicare through one group practice

  1. Permanente Medical Group IncSan Ramon, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Juliana C. Wong among 17,133 family medicine physician records in California

Juliana C. Wong, M.D. is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 59% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1995 · median 2005 among the 10,652 with a school on file
  • Record last updated2021 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

17 family medicine physician records list a practice address in Danville

They are 17 of the 897 NPPES records with a practice address in Danville, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Uma Desai, M.D.Danville, CA 945261174614218
  2. Sean Feezell, DODanville, CA 945261134157704
  3. Bela Kenessey, M.D.Danville, CA 945261326111964
  4. Viktor Novikov, M.D.Danville, CA 945261972548741
  5. Sayema Saifullah, MDDanville, CA 945261386650992
  6. Carlos Sandoval Madrigal, FNPDanville, CA 945261538719844
  7. Shobana Vankipuram, MDDanville, CA 945261063646651
  8. Deanna Ward, M.D.Danville, CA 945261326164369

Common questions

What is Juliana C. Wong, M.D.'s NPI number?

Juliana C. Wong, M.D.'s National Provider Identifier (NPI) is 1134156953, issued on Jun 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Juliana C. Wong, M.D. located?

The NPPES record lists a practice address at 319 Diablo RD, Danville, CA, 94526. Phone: (925) 314-0260. Providers update this record themselves, so call before visiting.

How can I verify Juliana C. Wong, M.D.'s license?

NPPES lists California license number A61741, 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.

How much does Juliana C. Wong, M.D. prescribe under Medicare Part D?

In 2024, Juliana C. Wong, M.D. had 4,309 Medicare Part D claims for 450 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.