NPPES file of Aug 9, 2026

Joshua Baker Weil, MD

Emergency Medicine Physician · Santa Rosa, CA

Joshua Baker Weil, MD is an emergency medicine physician with a practice address in Santa Rosa, California, and NPI 1508945643, issued on Nov 2, 2006. Check the license (California A61092, 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
1508945643
Name
Joshua Baker Weil
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
A61092 CA
Self-reported in NPPES; status is on the state search
Practice location
401 Bicentennial Way, Santa Rosa, CA 95403
Phone
(707) 571-4000
Enumerated
Nov 2, 2006
Record last updated
Dec 13, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid ID
00A610920 CA
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 401 Bicentennial Way

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

  1. Anna Ackerman, RNRegistered Nurse1376409409
  2. Patricia AdamsPhysical Therapist1124971825
  3. Hugo Aguilar, PHARMDPharmacist1992389134
  4. Heather Aiello, OTR/LOccupational Therapist1851155022
  5. Sandra Akrawi, REGISTERED DIETITIANRegistered Dietitian1790821031
  6. Miguel Alcala, LCSWClinical Social Worker1629857891

Verify Joshua Baker Weil in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A61092
    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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81% fewer Medicare Part D claims than the average emergency medicine physician in 2024

44 Medicare Part D claims for 28 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Joshua Weil44
  2. Specialty average226

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.

Joshua Baker Weil among 7,751 emergency medicine physician records in California

Joshua Baker Weil, MD is one of 7,751 emergency 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 4% of them.

  • NPI issued2006 · 4% of these records are older, 60% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2021 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in California

There are 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Tucker Bierbaum, M.D.Santa Rosa, CA 954031841234408
  2. Cyrus Colbert, MDSanta Rosa, CA 954031073697140
  3. Robert Duchynski, MDSanta Rosa, CA 954031538243522
  4. Eberle Ewing, MDSanta Rosa, CA 954031629152798
  5. Shawn Franklin, MDSanta Rosa, CA 954031669422507
  6. Stephen Fuette, MDSanta Rosa, CA 954031497840664
  7. Robert Galbraith, MDSanta Rosa, CA 954031194809160
  8. Tinh Hua, DOSanta Rosa, CA 954031871561100

Common questions

What is Joshua Baker Weil, MD's NPI number?

Joshua Baker Weil, MD's National Provider Identifier (NPI) is 1508945643, issued on Nov 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joshua Baker Weil, MD located?

The NPPES record lists a practice address at 401 Bicentennial Way, Santa Rosa, CA, 95403. Phone: (707) 571-4000. Providers update this record themselves, so call before visiting.

How can I verify Joshua Baker Weil, MD's license?

NPPES lists California license number A61092, 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 Joshua Baker Weil, MD prescribe under Medicare Part D?

In 2024, Joshua Baker Weil, MD had 44 Medicare Part D claims for 28 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.