NPPES file of Aug 9, 2026

Louis Derouchey, MD

Family Medicine Physician · Yreka, CA

Louis Derouchey, MD is a family medicine physician with a practice address in Yreka, California, and NPI 1407850498, issued on Jun 8, 2005. Check the license (California A47801, 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
1407850498
Name
Louis Derouchey
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A47801 CA
Self-reported in NPPES; status is on the state search
Practice location
475 Bruce St Ste 500, Yreka, CA 96097
Phone
(530) 842-3507
Enumerated
Jun 8, 2005
Record last updated
Nov 9, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(530) 842-9054
Medicaid ID
00A478010 CA
Medicare enrollment
Enrolled (PECOS I20081114000137); accepts Medicare assignment
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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Also registered at 475 Bruce St Ste 500

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

  1. Jeffrey Hamlin, P.A.Physician Assistant1447451919

Verify Louis Derouchey in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A47801
    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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15% fewer Medicare Part D claims than the average family medicine physician in 2024

3,000 Medicare Part D claims for 210 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 28 claims were for opioids.

  1. Louis Derouchey3,000
  2. Specialty average3,544

Most prescribed

  1. Gabapentin155 claims
  2. Losartan Potassium134 claims
  3. Levothyroxine Sodium128 claims
  4. Amlodipine Besylate110 claims
  5. Lisinopril107 claims
  6. Simvastatin104 claims

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.

Industry payments in 2024: $30.83

1 payment: food and beverage; the largest payer was Mindray DS USA, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Louis Derouchey$30.83
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Siskiyou Hospital IncYreka, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Louis Derouchey among 17,133 family medicine physician records in California

Louis Derouchey, MD is one of 17,133 family 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 94% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1983 · median 2005 among the 10,652 with a school on file
  • Record last updated2009 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

13 family medicine physician records list a practice address in Yreka

They are 13 of the 424 NPPES records with a practice address in Yreka, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Judy Broeckel, M.D.Yreka, CA 960971831116821
  2. David Herfindahl, M.DYreka, CA 960971831115237
  3. Savannah Kenny, FNPYreka, CA 960971538635065
  4. Stephen Kolpacoff, MDYreka, CA 960971437153384
  5. Mathilde Moazazi, M.D.Yreka, CA 960971366671224
  6. Jon Mundall, MDYreka, CA 960971063435576
  7. Barbara North, M.D.Yreka, CA 960971295802312
  8. Samuel Rabinowitz, M.D.Yreka, CA 960971497844088

Common questions

What is Louis Derouchey, MD's NPI number?

Louis Derouchey, MD's National Provider Identifier (NPI) is 1407850498, issued on Jun 8, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Louis Derouchey, MD located?

The NPPES record lists a practice address at 475 Bruce St Ste 500, Yreka, CA, 96097. Phone: (530) 842-3507. Providers update this record themselves, so call before visiting.

How can I verify Louis Derouchey, MD's license?

NPPES lists California license number A47801, 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 Louis Derouchey, MD prescribe under Medicare Part D?

In 2024, Louis Derouchey, MD had 3,000 Medicare Part D claims for 210 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.