NPPES file of Aug 9, 2026

Linnea A. Trageser, NP

Emergency Medicine Physician · La Mesa, CA

Linnea A. Trageser, NP is an emergency medicine physician with a practice address in La Mesa, California, and NPI 1275563280, issued on Jul 4, 2006. Check the license (California 10267, 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
1275563280
Name
Linnea A. Trageser
Credential
NP
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
10267 CA
5155 MN
Self-reported in NPPES; status is on the state search
Practice location
5555 Grossmont Center Dr, La Mesa, CA 91942
Phone
(619) 644-4401
Enumerated
Jul 4, 2006
Record last updated
Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicaid ID
RN433024 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 5555 Grossmont Center Dr

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

  1. Paul Abou, MDInternal Medicine Physician1033264882
  2. Mohammed Al-Janabi, M.D.Pulmonary Disease Physician1760773725
  3. Lori Alford, L.C.S.W.Clinical Social Worker1043463003
  4. Roshanak Alialy, MDAnatomic Pathology & Clinical Pathology Physician1730683160
  5. Kikelomo Aluko, MSN, APRN, PMHNP BCPsychiatric/Mental Health Nurse Practitioner1083584346
  6. Vian AmerPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1972186609

Verify Linnea A. Trageser in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 10267
    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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89% fewer Medicare Part D claims than the average emergency medicine physician in 2024

25 Medicare Part D claims, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Linnea Trageser25
  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.

Linnea A. Trageser among 7,751 emergency medicine physician records in California

Linnea A. Trageser, NP 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 updated2018 · 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).

42 emergency medicine physician records list a practice address in La Mesa

They are 42 of the 2,168 NPPES records with a practice address in La Mesa, and 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Brook Beall, MDLa Mesa, CA 919421508803529
  2. Brent Butcher, MDLa Mesa, CA 919421861413700
  3. Kellie Freeborn, NPLa Mesa, CA 919421841220860
  4. Erwin Handley, MDLa Mesa, CA 919421871536631
  5. Kevin KellyLa Mesa, CA 919421811924764
  6. Swathi Lavu-Rao, MDLa Mesa, CA 919421497789630
  7. Brendan Lee, DOLa Mesa, CA 919421033146022
  8. William Linnik, MDLa Mesa, CA 919421871526327

Common questions

What is Linnea A. Trageser, NP's NPI number?

Linnea A. Trageser, NP's National Provider Identifier (NPI) is 1275563280, issued on Jul 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Linnea A. Trageser, NP located?

The NPPES record lists a practice address at 5555 Grossmont Center Dr, La Mesa, CA, 91942. Phone: (619) 644-4401. Providers update this record themselves, so call before visiting.

How can I verify Linnea A. Trageser, NP's license?

NPPES lists California license number 10267, 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 Linnea A. Trageser, NP prescribe under Medicare Part D?

In 2024, Linnea A. Trageser, NP had 25 Medicare Part D claims; 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.