NPPES file of Aug 9, 2026

Chad Michael Baasen, M.D.

Emergency Medicine Physician · Oceanside, CA

Chad Michael Baasen, M.D. is an emergency medicine physician with a practice address in Oceanside, California, and NPI 1134117955, issued on Oct 6, 2005. Check the license (California A64062, 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
1134117955
Name
Chad Michael Baasen
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
A64062 CA
M001471 GU
Self-reported in NPPES; status is on the state search
Practice location
Naval Hospital Camp Pendleton, Oceanside, CA 92055
Phone
(760) 719-3337
Enumerated
Oct 6, 2005
Record last updated
Jan 31, 2025
Medicare enrollment
Enrolled (PECOS I20260107001718); may accept Medicare assignment
Medical or professional school
Uniformed Services Uhs Fe Hebert School Of Med, 1995
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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8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →

Also registered at Naval Hospital Camp Pendleton

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

  1. Tia Blythe, DPT, OCS, SCSPhysical Therapist1174988224
  2. Daniel Desantis, MDCardiovascular Disease Physician1003220989
  3. Joseph Marquez, DOFamily Medicine Physician1679002141
  4. Michaela McFadden, MDGeneral Practice Physician1508626896
  5. Peter Ng, MDGeneral Practice Physician1467010215
  6. Grant Rutherford, DDS, MSEndodontics1780990168

Verify Chad Michael Baasen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A64062    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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Chad Michael Baasen among 7,751 emergency medicine physician records in California

Chad Michael Baasen, M.D. 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 not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 96% newer
  • In a Medicare fileNo · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1995 · median 2011 among the 4,560 with a school on file
  • Record last updated2025 · 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).

50 emergency medicine physician records list a practice address in Oceanside

They are 50 of the 3,438 NPPES records with a practice address in Oceanside, and 7,751 emergency medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 7,751 in California → Every provider in Oceanside → Emergency Medicine Physician nationwide →

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Michael Barry, DOCamp Pendleton, CA 920551659343309
  2. Michael Galuska, MDCamp Pendleton, CA 920551003002932
  3. Michael Green, M.D.Oceanside, CA 920551316175292
  4. Ed Hessel, MDCamp Pendleton, CA 920551598802209
  5. Lisa Kelty, MDCamp Pendleton, CA 920551649210808
  6. Joshua Kuhn, M.D.Oceanside, CA 920551851527386
  7. Joshua Minyard, MDCamp Pendleton, CA 920551720211758
  8. Amy Pritchard, DOCamp Pendleton, CA 920551710140819

Common questions

What is Chad Michael Baasen, M.D.'s NPI number?

Chad Michael Baasen, M.D.'s National Provider Identifier (NPI) is 1134117955, issued on Oct 6, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Chad Michael Baasen, M.D. located?

The NPPES record lists a practice address at Naval Hospital Camp Pendleton, Oceanside, CA, 92055. Phone: (760) 719-3337. Providers update this record themselves, so call before visiting.

How can I verify Chad Michael Baasen, M.D.'s license?

NPPES lists California license number A64062, 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.