Manuel Diaz Lewis, DO
Hospitalist Physician · Eureka, CA
Manuel Diaz Lewis, DO is a hospitalist physician with a practice address in Eureka, California, and NPI 1932604261, issued on Mar 28, 2018. Check the license (California 20A18972, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Manuel Diaz Lewis
- Credential
- DO
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- 20A18972 CA
DO203809 OR
Self-reported in NPPES; status is on the state search - Practice location
- 2700 Dolbeer St, Eureka, CA 95501
- Phone
- (707) 269-4253
- Enumerated
- Mar 28, 2018
- Record last updated
- Oct 12, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (707) 269-4253
- Medicare enrollment
- Enrolled (PECOS I20210812003873); accepts Medicare assignment
- Medical or professional school
- Rocky Vista University College Of Osteopathic Med, 2018
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 2700 Dolbeer St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Manuel Diaz Lewis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A18972Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average hospitalist physician in 2024
236 Medicare Part D claims for 78 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
Most prescribed
- Cefdinir15 claims
- Eliquis12 claims
- Metoprolol Succinate12 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
- Providence Medical FoundationEureka, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Manuel Diaz Lewis among 3,099 hospitalist physician records in California
Manuel Diaz Lewis, DO is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 77% of them.
- NPI issued2018 · 77% of these records are older, 19% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated2018 · median 2010 among the 2,505 with a school on file
- Record last updated2021 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in California
There are 3,099 hospitalist physician records in California.
All 3,099 in California → Every provider in Eureka → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Gerald Buntin, M.D.Eureka, CA 955011043478456
- Lisa Crabtree, DOEureka, CA 955011154828747
- Manlio Hernandez-Castillo, M.D.Eureka, CA 955011093334385
- Sean Purtell, MDEureka, CA 955011609432434
- Snehamayi Ramayanam, MDEureka, CA 955011952925588
- Prabhat Shrestha, MDEureka, CA 955011629573365
- Jorge Allende, M.D.Ukiah, CA 954821619970068
- Fadi Arodaki, DOUkiah, CA 954821720499023
Common questions
What is Manuel Diaz Lewis, DO's NPI number?
Manuel Diaz Lewis, DO's National Provider Identifier (NPI) is 1932604261, issued on Mar 28, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Manuel Diaz Lewis, DO located?
The NPPES record lists a practice address at 2700 Dolbeer St, Eureka, CA, 95501. Phone: (707) 269-4253. Providers update this record themselves, so call before visiting.
How can I verify Manuel Diaz Lewis, DO's license?
NPPES lists California license number 20A18972, 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 Manuel Diaz Lewis, DO prescribe under Medicare Part D?
In 2024, Manuel Diaz Lewis, DO had 236 Medicare Part D claims for 78 beneficiaries; the average among hospitalist physician prescribers was 521. 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.