NPPES file of Aug 9, 2026

Paul B. Chin, M.D.

Internal Medicine Physician · Yountville, CA

Paul B. Chin, M.D. is an internal medicine physician with a practice address in Yountville, California, and NPI 1457432692, issued on Oct 17, 2006. Check the license (California A24517, 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
1457432692
Name
Paul B. Chin
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A24517 CA
Self-reported in NPPES; status is on the state search
Practice location
220 California Dr, Yountville, CA 94599
Phone
(707) 944-4716
Enumerated
Oct 17, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 220 California Dr

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

  1. Robert Aitchison, PH.D.Psychologist1700850047
  2. Robert Albanese, MDPsychiatry Physician1114035169
  3. Lisa Allen, PH.D.Psychologist1467428193
  4. William Arnett, DDSGeneral Practice Dentistry1265405112
  5. Monica Banchero-Hasson, M.D.Internal Medicine Physician1649244534
  6. Larry Bencich, PH.D.Clinical Psychologist1578700381

Verify Paul B. Chin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A24517
    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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99% fewer Medicare Part D claims than the average internal medicine physician in 2024

42 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Paul Chin42
  2. Specialty average3,176

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.

3 internal medicine physician records list a practice address in Yountville

They are 3 of the 86 NPPES records with a practice address in Yountville, and 17,696 internal medicine physician records in California.

Other internal medicine physician records in California

  1. Jacob Aaron, MDSan Francisco, CA1407202518
  2. Alistair Aaronson, MDStanford, CA1457628760
  3. Jose Abad., MDSacramento, CA1144607219
  4. Donna Abare, MDOakland, CA1386722155
  5. Marce AbareScotts Valley, CA1457744708
  6. Samuel Abarte, M.D.Chula Vista, CA1578535498
  7. Alexander Abary, MDLong Beach, CA1104995919
  8. Luba Abascal, MDSan Francisco, CA1023180874
  9. Michael Abate, MDSacramento, CA1548248131
  10. Wali Abawi, D.O.Joshua Tree, CA1104362268

Common questions

What is Paul B. Chin, M.D.'s NPI number?

Paul B. Chin, M.D.'s National Provider Identifier (NPI) is 1457432692, issued on Oct 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Paul B. Chin, M.D. located?

The NPPES record lists a practice address at 220 California Dr, Yountville, CA, 94599. Phone: (707) 944-4716. Providers update this record themselves, so call before visiting.

How can I verify Paul B. Chin, M.D.'s license?

NPPES lists California license number A24517, 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 Paul B. Chin, M.D. prescribe under Medicare Part D?

In 2024, Paul B. Chin, M.D. had 42 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.