NPPES file of Aug 9, 2026

David K. Yoo, MD

Family Medicine Physician · Oakland, CA

David K. Yoo, MD is a family medicine physician with a practice address in Oakland, California, and NPI 1689767584, issued on Oct 2, 2006. Check the license (California A83103, 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
1689767584
Name
David K. Yoo
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A83103 CA
Self-reported in NPPES; status is on the state search
Practice location
1950 Oakview Dr, Oakland, CA 94602
Phone
(510) 336-1956
Enumerated
Oct 2, 2006
Record last updated
Jan 26, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(510) 336-1956
Medicaid ID
00A831030 CA
Medicare enrollment
Enrolled (PECOS I20180926002676); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 David K. Yoo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A83103
    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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33% fewer Medicare Part D claims than the average family medicine physician in 2024

2,372 Medicare Part D claims for 268 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 87 claims were for opioids.

  1. David Yoo2,372
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium226 claims
  2. Amlodipine Besylate150 claims
  3. Lisinopril137 claims
  4. Levothyroxine Sodium129 claims
  5. Losartan Potassium101 claims
  6. Tamsulosin Hcl69 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.

Industry payments in 2024: $147.87

1 payment: food and beverage; the largest payer was Abbott Laboratories. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. David Yoo$147.87
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Medical Care OF Boston Management CorporationWayland, MA

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

David K. Yoo among 17,133 family medicine physician records in California

David K. Yoo, 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
  • Graduated1996 · median 2005 among the 10,652 with a school on file
  • Record last updated2009 · 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. Jose Castellanos Monroy, MDOakland, CA 946021841814068
  2. I-Fei Chen, M.D.Oakland, CA 946021487736310
  3. Andrea Williams, MDOakland, CA 946021396733135
  4. Valerie Belle, FNP-C, PHNOakland, CA 946031568172716
  5. Samuel Bosch, MD, MPHOakland, CA 946011598440091
  6. Alyson Davidson, M.D.Oakland, CA 946011699209767
  7. Tara Gonzalez, MDOakland, CA 946011306379508
  8. Sandra Granger, RNOakland, CA 946011174473763

Common questions

What is David K. Yoo, MD's NPI number?

David K. Yoo, MD's National Provider Identifier (NPI) is 1689767584, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David K. Yoo, MD located?

The NPPES record lists a practice address at 1950 Oakview Dr, Oakland, CA, 94602. Phone: (510) 336-1956. Providers update this record themselves, so call before visiting.

How can I verify David K. Yoo, MD's license?

NPPES lists California license number A83103, 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 David K. Yoo, MD prescribe under Medicare Part D?

In 2024, David K. Yoo, MD had 2,372 Medicare Part D claims for 268 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.