NPPES file of Aug 9, 2026

Karl Weaver, M.D.

Psychiatry Physician · Santa Maria, CA

Karl Weaver, M.D. is a psychiatry physician with a practice address in Santa Maria, California, and NPI 1295829406, issued on Oct 3, 2006. Check the license (California G79773, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1295829406
Name
Karl Weaver
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
G79773 CA
Self-reported in NPPES; status is on the state search
Practice location
305 W Church St, Santa Maria, CA 93458
Phone
(805) 348-1850
Enumerated
Oct 3, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(805) 348-1856
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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8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →

Also registered at 305 W Church St

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

  1. Edward Benson, M.D.Psychiatry Physician1841497237
  2. Richelle BucayuLicensed Psychiatric Technician1114073616
  3. Joshua CervantesCase Manager/Care Coordinator1740327394
  4. Marie ChisumCase Manager/Care Coordinator1821144312
  5. Robin DavisSpecialist1881864734
  6. Mirna EspinozaSpecialist1043366529

Verify Karl Weaver in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G79773    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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Karl Weaver among 8,673 psychiatry physician records in California

Karl Weaver, M.D. is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 67% newer
  • In a Medicare fileNo · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 38% of these records are
  • Record last updated2007 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in California

There are 8,673 psychiatry physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 8,673 in California → Every provider in Santa Maria → Psychiatry Physician nationwide →

The 8 psychiatry physician records with the nearest ZIP codes

  1. Edward Benson, M.D.Santa Maria, CA 934581841497237
  2. Lawrence Levy, M.D.Santa Maria, CA 934581356458749
  3. Federico Banales, MDSanta Maria, CA 934551255383485
  4. Esteban Fuertes, M.D.Santa Maria, CA 934551336186865
  5. Zhijia LiangSanta Maria, CA 934551770163834
  6. John Meyers, M.D.Santa Maria, CA 934551851625867
  7. Jonah Shull, M.D.Santa Maria, CA 934551316061559
  8. Peter Garcia, MDSanta Maria, CA 934541437273687

Common questions

What is Karl Weaver, M.D.'s NPI number?

Karl Weaver, M.D.'s National Provider Identifier (NPI) is 1295829406, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Karl Weaver, M.D. located?

The NPPES record lists a practice address at 305 W Church St, Santa Maria, CA, 93458. Phone: (805) 348-1850. Providers update this record themselves, so call before visiting.

How can I verify Karl Weaver, M.D.'s license?

NPPES lists California license number G79773, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.