Calvin Joseph Duffaut, M.D.
Pediatrics Physician · Santa Monica, CA
Calvin Joseph Duffaut, M.D. is a pediatrics physician with a practice address in Santa Monica, California, and NPI 1497056154, issued on Nov 11, 2010. Check the license (California A114487, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Calvin Joseph Duffaut
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- A114487 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1920 Colorado Ave, Santa Monica, CA 90404
- Phone
- (310) 319-4700
- Enumerated
- Nov 11, 2010
- Record last updated
- Nov 27, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20150608001563); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Also registered at 1920 Colorado Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Meron Abreham, MDFamily Medicine Physician1003494253
- Anne Arikian, M.D.Family Medicine Physician1144321522
- Junun Bae, DOGeriatric Medicine (Family Medicine) Physician1598384901
- Michael Baham, MDStudent in an Organized Health Care Education/Training Program1528860038
- David BalesStudent in an Organized Health Care Education/Training Program1447953906
- Andrea Banuelos Mota, MDStudent in an Organized Health Care Education/Training Program1184201006
Verify Calvin Joseph Duffaut in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A114487Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% fewer Medicare Part D claims than the average pediatrics physician in 2024
231 Medicare Part D claims for 58 beneficiaries, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D.
Most prescribed
- Diclofenac Sodium38 claims
- Atorvastatin Calcium24 claims
- Benazepril Hcl14 claims
- Rosuvastatin Calcium12 claims
- Amlodipine Besylate11 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 97.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Regents OF The University OF CaliforniaSanta Monica, CA
- UC RegentsSanta Monica, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Calvin Joseph Duffaut among 9,272 pediatrics physician records in California
Calvin Joseph Duffaut, M.D. is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 63% of them.
- NPI issued2010 · 63% of these records are older, 34% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileYes · 8% of these records are
- Graduated2009 · median 2012 among the 754 with a school on file
- Record last updated2019 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatrics Physician providers in California
There are 9,272 pediatrics physician records in California.
All 9,272 in California → Every provider in Santa Monica → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Dana Ben-Artzi, MDSanta Monica, CA 904041891969564
- Rebecca Dimundo, MDSanta Monica, CA 904041316050743
- David Feazell, M.D.Santa Monica, CA 904041992932388
- Robert Hamilton, MDSanta Monica, CA 904041760653653
- Jayme Heath, M.D.Santa Monica, CA 904041427285816
- Bih-Ju Huang, M.D.Santa Monica, CA 904041326090010
- Parisa Khorsandi, M.D.Santa Monica, CA 904041558418350
- Douglas Li, MDSanta Monica, CA 904041932423225
Common questions
What is Calvin Joseph Duffaut, M.D.'s NPI number?
Calvin Joseph Duffaut, M.D.'s National Provider Identifier (NPI) is 1497056154, issued on Nov 11, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Calvin Joseph Duffaut, M.D. located?
The NPPES record lists a practice address at 1920 Colorado Ave, Santa Monica, CA, 90404. Phone: (310) 319-4700. Providers update this record themselves, so call before visiting.
How can I verify Calvin Joseph Duffaut, M.D.'s license?
NPPES lists California license number A114487, 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 Calvin Joseph Duffaut, M.D. prescribe under Medicare Part D?
In 2024, Calvin Joseph Duffaut, M.D. had 231 Medicare Part D claims for 58 beneficiaries; the average among pediatrics physician prescribers was 375. Part D covers Medicare prescriptions only.
What is Calvin Joseph Duffaut, M.D.'s MIPS final score?
The 2023 MIPS final score is 97.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.