Marc D. Lasher, D.O.
General Practice Physician · Fresno, CA
Marc D. Lasher, D.O. is a general practice physician with a practice address in Fresno, California, and NPI 1285715789, issued on Oct 18, 2006. Check the license (California 20A7154, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Marc D. Lasher
- Credential
- D.O.
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- 20A7154 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3707 E Shields Ave, Fresno, CA 93726
- Phone
- (559) 229-9040
- Enumerated
- Oct 18, 2006
- Record last updated
- Dec 13, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (559) 229-9060
- Medicaid ID
- 00AX71540 CA
- Medicare enrollment
- Enrolled (PECOS I20031117000837); may accept Medicare assignment
- Medical or professional school
- College Of Osteo Med Of The Pacific At Pomona, 1996
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 1,956 in California → Look up another NPI →
Also registered at 3707 E Shields Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Marc D. Lasher in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A7154Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average general practice physician in 2024
359 Medicare Part D claims for 38 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
Most prescribed
- Buprenorphine-Naloxone123 claims
- Gabapentin29 claims
- Hydrocodone-Acetaminophen12 claims
- Novolog Mix 70-3011 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.
Bills Medicare through one group practice
- Central Valley General HospitalHanford, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marc D. Lasher among 1,956 general practice physician records in California
Marc D. Lasher, D.O. is one of 1,956 general practice physician records with a practice address in California. 48% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 66% newer
- In a Medicare fileYes · 48% of these records are
- In the CMS Doctors and Clinicians fileYes · 27% of these records are
- Graduated1996 · median 1994 among the 520 with a school on file
- Record last updated2018 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
General Practice Physician providers in California
There are 1,956 general practice physician records in California.
All 1,956 in California → Every provider in Fresno → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- Apai PolyudhapoomFresno, CA 937261093885915
- Tou Vang, M.D.Fresno, CA 937261053401927
- Victor Flauta, M.D.Fresno, CA 937221932148905
- David Dowis, M.D.Fresno, CA 937211659337749
- Robert Jablonsky, MDFresno, CA 937211871502211
- Cynthia Mayhay-Lopez, M.D.Fresno, CA 937211164635363
- Sina Rafisolyman, M.D.Fresno, CA 937211053413765
- Alfredo Ruvalcaba, M.D.Fresno, CA 937211972648756
Common questions
What is Marc D. Lasher, D.O.'s NPI number?
Marc D. Lasher, D.O.'s National Provider Identifier (NPI) is 1285715789, issued on Oct 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marc D. Lasher, D.O. located?
The NPPES record lists a practice address at 3707 E Shields Ave, Fresno, CA, 93726. Phone: (559) 229-9040. Providers update this record themselves, so call before visiting.
How can I verify Marc D. Lasher, D.O.'s license?
NPPES lists California license number 20A7154, 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 Marc D. Lasher, D.O. prescribe under Medicare Part D?
In 2024, Marc D. Lasher, D.O. had 359 Medicare Part D claims for 38 beneficiaries; the average among general practice physician prescribers was 3,030. 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.