Leif Rasmussen, MD
Family Medicine Physician · Greenville, CA
Leif Rasmussen, MD is a family medicine physician with a practice address in Greenville, California, and NPI 1942353800, issued on Jan 22, 2007. Check the license (California G27227, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Leif Rasmussen
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- G27227 CA
Self-reported in NPPES; status is on the state search - Practice location
- 410 Main Street, Greenville, CA 95947
- Phone
- (530) 284-6135
- Enumerated
- Jan 22, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (530) 284-7594
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 410 Main Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Leif Rasmussen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G27227Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
21 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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.
Leif Rasmussen among 17,133 family medicine physician records in California
Leif Rasmussen, 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 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 47% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2007 · 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).
1 family medicine physician record lists a practice address in Greenville
They are 1 of the 51 NPPES records with a practice address in Greenville, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Greenville → Family Medicine Physician nationwide →
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- Andrew Burt, MDPenn Valley, CA 959461902911845
- Carmelito Dechavez, M.D.Gridley, CA 959481285621441
- Viktor Limanskiy, M.D.Gridley, CA 959481275194201
Common questions
What is Leif Rasmussen, MD's NPI number?
Leif Rasmussen, MD's National Provider Identifier (NPI) is 1942353800, issued on Jan 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Leif Rasmussen, MD located?
The NPPES record lists a practice address at 410 Main Street, Greenville, CA, 95947. Phone: (530) 284-6135. Providers update this record themselves, so call before visiting.
How can I verify Leif Rasmussen, MD's license?
NPPES lists California license number G27227, 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 Leif Rasmussen, MD prescribe under Medicare Part D?
In 2024, Leif Rasmussen, MD had 21 Medicare Part D claims; 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.