NPPES file of Aug 9, 2026

Andrew Bosomworth, DO

Hospice and Palliative Medicine (Internal Medicine) Physician · Oakland, CA

Andrew Bosomworth, DO is a hospice and palliative medicine (internal medicine) physician with a practice address in Oakland, California, and NPI 1992384549, issued on Apr 2, 2021. Check the license (California 20A22663, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1992384549
Name
Andrew Bosomworth
Credential
DO
Primary taxonomy
Hospice and Palliative Medicine (Internal Medicine) Physician 207RH0002X
License number
20A22663 CA
Self-reported in NPPES; status is on the state search
Practice location
3100 Summit St Ste G580, Oakland, CA 94609
Phone
(510) 204-3410
Enumerated
Apr 2, 2021
Record last updated
Aug 8, 2025
Medicare enrollment
Enrolled (PECOS I20250819002179); 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 Andrew Bosomworth in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A22663
    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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Bills Medicare through one group practice

  1. Sutter Bay Medical FoundationBerkeley, CA

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

Andrew Bosomworth among 260 hospice and palliative medicine (internal medicine) physician records in California

Andrew Bosomworth, DO is one of 260 hospice and palliative medicine (internal medicine) physician records with a practice address in California. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 93% of them.

  • NPI issued2021 · 93% of these records are older, 2% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2021 · median 2010 among the 193 with a school on file
  • Record last updated2025 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0002X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospice and Palliative Medicine (Internal Medicine) Physician providers in California

There are 260 hospice and palliative medicine (internal medicine) physician records in California.

The 8 hospice and palliative medicine (internal medicine) physician records with the nearest ZIP codes

  1. Laura Battle, M.D.Oakland, CA 946091770826869
  2. Sonja Kassuba, MDOakland, CA 946091801844881
  3. Andrea Thach, M.D.Oakland, CA 946091265484240
  4. Bradley Stuart, M.D.Emeryville, CA 946081972537413
  5. Laura Cantino, MDOakland, CA 946111811330632
  6. Spencer ChristensenOakland, CA 946111346650090
  7. Matthew KwongOakland, CA 946071417318320
  8. Theodore Slomoff, MD, MSCOakland, CA 946111982138350

Common questions

What is Andrew Bosomworth, DO's NPI number?

Andrew Bosomworth, DO's National Provider Identifier (NPI) is 1992384549, issued on Apr 2, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Andrew Bosomworth, DO located?

The NPPES record lists a practice address at 3100 Summit St Ste G580, Oakland, CA, 94609. Phone: (510) 204-3410. Providers update this record themselves, so call before visiting.

How can I verify Andrew Bosomworth, DO's license?

NPPES lists California license number 20A22663, 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. 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.