NPPES file of Aug 9, 2026

Phuong Duc Dang, MD

Family Medicine Physician · Oakland, CA

Phuong Duc Dang, MD is a family medicine physician with a practice address in Oakland, California, and NPI 1003822503, issued on Aug 1, 2006. Check the license (California A415350, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1003822503
Name
Phuong Duc Dang
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A415350 CA
Self-reported in NPPES; status is on the state search
Practice location
145 International Blvd, Oakland, CA 94606
Phone
(510) 465-4422
Enumerated
Aug 1, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(510) 465-1466
Medicaid ID
00A415350 CA
Medicare enrollment
Enrolled (PECOS I20110628000048); may accept Medicare assignment
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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Verify Phuong Duc Dang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A415350
    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

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1% fewer Medicare Part D claims than the average family medicine physician in 2024

3,526 Medicare Part D claims for 249 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Phuong Dang3,526
  2. Specialty average3,544

Most prescribed

  1. Losartan Potassium358 claims
  2. Atorvastatin Calcium263 claims
  3. Pantoprazole Sodium202 claims
  4. Celecoxib197 claims
  5. Amoxicillin186 claims
  6. Metformin Hcl164 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.

The MIPS final score for 2023 (Medicare payment program): 30 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score0.0
  2. Costout of 100 · 30%100.0
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Phuong Duc Dang among 17,133 family medicine physician records in California

Phuong Duc Dang, MD 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
  • Graduated1985 · median 2005 among the 10,652 with a school on file
  • Record last updated2007 · 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).

Family Medicine Physician providers in California

There are 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Mark Berenson, M.D.Oakland, CA 946061093722126
  2. Thanh Bui, M.D.Oakland, CA 946061043408180
  3. Christina Chavez-Johnson, MDOakland, CA 946061568763233
  4. Emily Cohen, M.D.Oakland, CA 946061942293311
  5. Taman HoangOakland, CA 946061619403060
  6. Isabel Lee, MDOakland, CA 946061326176405
  7. Jessica Leung, MDOakland, CA 946061457770935
  8. Fengzhen Li, OMDOakland, CA 946061942361167

Common questions

What is Phuong Duc Dang, MD's NPI number?

Phuong Duc Dang, MD's National Provider Identifier (NPI) is 1003822503, issued on Aug 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Phuong Duc Dang, MD located?

The NPPES record lists a practice address at 145 International Blvd, Oakland, CA, 94606. Phone: (510) 465-4422. Providers update this record themselves, so call before visiting.

How can I verify Phuong Duc Dang, MD's license?

NPPES lists California license number A415350, 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 Phuong Duc Dang, MD prescribe under Medicare Part D?

In 2024, Phuong Duc Dang, MD had 3,526 Medicare Part D claims for 249 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Phuong Duc Dang, MD's MIPS final score?

The 2023 MIPS final score is 30 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.