NPPES file of Aug 9, 2026

Christopher H. Louisell, MD

Emergency Medicine Physician · Redding, CA

Christopher H. Louisell, MD is an emergency medicine physician with a practice address in Redding, California, and NPI 1952321689, issued on Jul 19, 2006. Check the license (California G55971, 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
1952321689
Name
Christopher H. Louisell
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
G55971 CA
Self-reported in NPPES; status is on the state search
Practice location
2175 Rosaline Ave, Redding, CA 96001
Phone
(530) 225-6000
Enumerated
Jul 19, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(818) 587-2493
Medicaid ID
00G559710 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 2175 Rosaline Ave

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

  1. Mario Alvarado, D.O.Anesthesiology Physician1811057912
  2. Marta Alvarez, MDEmergency Medicine Physician1437262193
  3. Jarred Anderson, DOEmergency Medicine Physician1063902104
  4. Khin Aung, M.DInternal Medicine Physician1154732154
  5. Sukhpreet BadeshaStudent in an Organized Health Care Education/Training Program1467048249
  6. Shaina Beer, AGACNP-BCAcute Care Nurse Practitioner1811593106

Verify Christopher H. Louisell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G55971
    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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93% fewer Medicare Part D claims than the average emergency medicine physician in 2024

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

  1. Christopher Louisell15
  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.

Christopher H. Louisell among 7,751 emergency medicine physician records in California

Christopher H. Louisell, 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 updated2007 · 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).

39 emergency medicine physician records list a practice address in Redding

They are 39 of the 3,572 NPPES records with a practice address in Redding, and 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Robert Duvoisin, DORedding, CA 960011790704419
  2. John Everett, DORedding, CA 960011235158957
  3. Federico Grabiel, MDRedding, CA 960011174549901
  4. Julie Hamilton, MDRedding, CA 960011700813425
  5. Robert Hamilton, MDRedding, CA 960011407885759
  6. Pamela Ikuta, DORedding, CA 960011902822745
  7. Robert Lawson, MDRedding, CA 960011891713145
  8. Robert Porzio, DORedding, CA 960011285654921

Common questions

What is Christopher H. Louisell, MD's NPI number?

Christopher H. Louisell, MD's National Provider Identifier (NPI) is 1952321689, issued on Jul 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Christopher H. Louisell, MD located?

The NPPES record lists a practice address at 2175 Rosaline Ave, Redding, CA, 96001. Phone: (530) 225-6000. Providers update this record themselves, so call before visiting.

How can I verify Christopher H. Louisell, MD's license?

NPPES lists California license number G55971, 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 Christopher H. Louisell, MD prescribe under Medicare Part D?

In 2024, Christopher H. Louisell, MD had 15 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.