Eric W. Larson, MD
Family Medicine Physician · Modesto, CA
Eric W. Larson, MD is a family medicine physician with a practice address in Modesto, California, and NPI 1194899781, issued on Nov 17, 2006. Check the license (California A81578, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Eric W. Larson
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A81578 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4601 Dale RD, Modesto, CA 95356
- Phone
- (209) 557-1000
- Enumerated
- Nov 17, 2006
- Record last updated
- Dec 13, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20050921000613); accepts Medicare assignment
- Medical or professional school
- University Of California, Davis School Of Medicine, 2001
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 4601 Dale RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Eric W. Larson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A81578Check 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
39 Medicare Part D claims for 31 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 17 claims were for opioids.
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: $25.48
1 payment: food and beverage; the largest payer was Bioventus LLC. 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.
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
- Permanente Medical Group IncStockton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Eric W. Larson among 17,133 family medicine physician records in California
Eric W. Larson, 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2001 · median 2005 among the 10,652 with a school on file
- Record last updated2021 · 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).
173 family medicine physician records list a practice address in Modesto
They are 173 of the 9,262 NPPES records with a practice address in Modesto, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Modesto → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Surekha Bavirti, MDModesto, CA 953561881772374
- M Belissary, MDModesto, CA 953561174572986
- Vipul Bhagat, MDModesto, CA 953561114005790
- Kathie Cronin, M.D.Modesto, CA 953561205836160
- Pamela Cushenberry Starks, M.D.Modesto, CA 953561801844105
- Debra Drake, M.D.Modesto, CA 953561336189091
- Francis Flaim, MDModesto, CA 953561992749170
- Gustavo Galeano, MDModesto, CA 953561033168604
Common questions
What is Eric W. Larson, MD's NPI number?
Eric W. Larson, MD's National Provider Identifier (NPI) is 1194899781, issued on Nov 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Eric W. Larson, MD located?
The NPPES record lists a practice address at 4601 Dale RD, Modesto, CA, 95356. Phone: (209) 557-1000. Providers update this record themselves, so call before visiting.
How can I verify Eric W. Larson, MD's license?
NPPES lists California license number A81578, 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 Eric W. Larson, MD prescribe under Medicare Part D?
In 2024, Eric W. Larson, MD had 39 Medicare Part D claims for 31 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.