Dr. Calvin Joseph Duffaut III, MD

  • Los Angeles, CA
  • Pediatrician
NPI1497056154PAC ID3173844735
Medicare services, 2024
5,245
Medicare patients, 2024
406
Part D claims, 2024
231
Publications
1
MIPS score, 2024
93
Practice address
403 W Adams Blvd, Los Angeles, CA 90007
Practice phone
Call (213) 742-1000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Orthopaedic Hospital

Los Angeles, California

See all 12 affiliations

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Dr. Calvin Joseph Duffaut III is a pediatrician in Los Angeles, California

Dr. Duffaut practices at Orthopaedic Hospital in Los Angeles, California.

Dr. Duffaut's NPI, 1497056154, was assigned on November 11, 2010. Dr. Duffaut graduated from Keck School of Medicine of USC in 2009. Dr. Duffaut holds California license A114487.

NPI and contact details
Medicare PAC ID
3173844735
NPI enumeration date
November 11, 2010
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(213) 742-1000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
43
Medical school graduation
2009

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Calvin Joseph Duffaut III practices at Orthopaedic Hospital in Los Angeles, California

Dr. Duffaut's primary practice is Orthopaedic Hospital, at 403 W Adams Blvd, Los Angeles, CA 90007 in Los Angeles County. The practice phone is (213) 742-1000.

  • Orthopaedic Hospital
    403 W Adams Blvd, Los Angeles, CA 90007 · Los Angeles CountyPhone(213) 742-1000

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Calvin Joseph Duffaut III is affiliated with 8 sites of care and 4 medical groups

Dr. Duffaut's primary practice is Orthopaedic Hospital in Los Angeles, California. Dr. Duffaut is also affiliated with Ronald Reagan UCLA Medical Center. The medical group on file is UCLA Orthopaedic Surgery. Dmand AI also links Dr. Duffaut to 1 more hospital, 3 group practices and clinics, 3 medical groups, 1 home health agency and 1 ambulatory surgery center, each named with a free account.

See all 12 affiliations for Dr. Duffaut

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Calvin Joseph Duffaut III's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Duffaut practices, 7 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Orthopaedic HospitalAvailable with a free account
+7 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Calvin Joseph Duffaut III is one of 8,236 pediatricians in California

Pediatrics is Dr. Duffaut's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Duffaut is board certified in pediatrics by the American Board of Pediatrics. Dr. Duffaut is licensed in California.

Specialties and state licenses

  • Pediatrics, CaliforniaPrimaryLicense A114487 · 2010 to 2026 · taxonomy 208000000X

Clinical focus

Dmand AI lists bursitis, chronic diabetes, chronic hypertension, enthesopathy in arms, hand joint or tendon inflammation, joint pain, knee injury and lower back pain among the conditions Dr. Duffaut treats.

Pediatricians near Dr. Duffaut

Counts of pediatricians with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Calvin Joseph Duffaut III billed Medicare for 5,245 services in 2024

CMS data shows 5,245 Medicare services from Dr. Duffaut across 10 procedure codes in 2024, for 406 Medicare patients. Medicare paid $164,630 for them. Every service was in an office.

Medicare services, 20245,245
Medicare patients406
Paid by Medicare$164,630
Procedure codes10

Dr. Duffaut's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Drugs given in the office
2023: 3,2682024: 4,39835%
Office and hospital visits
2023: 4692024: 55919%
Surgery
2023: 2022024: 27637%
Other services
2023: 112024: 129%

Dr. Duffaut compared with the California median for pediatricians, 2024

  • Dr. Duffaut
  • California median
Medicare services
5,245vs 7074.9 times
Medicare patients
406vs 626.5 times
Part D claims
99vs 224.5 times

Medians across 807 pediatricians in California with Dmand AI profiles that report each measure.

Dr. Duffaut's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Duffaut

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Calvin Joseph Duffaut III treated 406 Medicare patients in 2024, average age 74

CMS counts 406 Medicare patients who saw Dr. Duffaut in 2024. The largest group is 65 to 74, with 190 patients. 75% of them have arthritis, and 75% have high cholesterol. 19% are also on Medicaid. Their average risk score is 1.28, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Duffaut's median patient age at 51, with 53% women.

Medicare patients, 2024406
Average age74
Average risk score1.28
Also on Medicaid19%

Dr. Duffaut's Medicare patients by age, 2024

Dr. Duffaut's Medicare patients by sex, 2024

  • Women25262%
  • Men15438%

Chronic conditions among Dr. Duffaut's Medicare patients, 2024

  1. Arthritis75%
  2. High cholesterol75%
  3. High blood pressure69%
  4. Diabetes30%
  5. Mood disorders28%
  6. Anxiety27%
  7. Ischemic heart disease26%
  8. Osteoporosis26%

Share of Medicare patients with each condition. A patient can have several.

Dr. Duffaut's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 51

Patient panel by sex, all payers

  • Women53%
  • Men46%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Calvin Joseph Duffaut III wrote 231 Medicare Part D claims in 2024

In 2024, Dr. Duffaut wrote 231 Medicare Part D claims for 58 patients. 98% of them were for generic drugs. CMS names the drug for 99 of them, across 5 drugs with 11 or more claims each, at $3,000 in total drug cost. In 2023, CMS named 99 claims across 4 drugs.

Part D claims, 2024231
Drugs named by CMS5
Total drug cost$3,000
Part D patients58

Dr. Duffaut's Part D claims by kind of drug, 2024

  • Generic227 claims98%
  • Brand-name and other4 claims2%

Dr. Duffaut's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 992024: 99No change

Drugs named by CMS: 5 in 2024, 4 in 2023.

See all prescribing by Dr. Duffaut

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Calvin Joseph Duffaut III scored 93 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Duffaut for performance year 2024, reported as part of a group. Dr. Duffaut accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Duffaut as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Duffaut's MIPS scores, performance year 2024

  • 93of 100Final score
  • 82.6of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 66of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Calvin Joseph Duffaut III has 1 publication on record

Dmand AI links 1 paper to Dr. Duffaut in 2022. Dr. Duffaut's most frequent co-author is Emily Marie Miller, MD.

Papers1

Dr. Duffaut's most frequent co-authors

Recent publications by Dr. Duffaut

See all 1 publications and co-authors

See who Dr. Duffaut researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Duffaut works with, so you can find a warm path to the right pediatricians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Calvin Joseph Duffaut III received $507 in industry payments from 2018 to 2022

CMS Open Payments shows 5 general payments to Dr. Duffaut from 4 drug and device companies from 2018 to 2022. Food and beverage make up the largest share, 100% of the total. DePuy Synthes Sales Inc. paid the most, $188.

General payments to Dr. Duffaut by program year, 2018 to 2022

Companies that paid Dr. Duffaut the most, 2018 to 2022

Share is of all general payments to this clinician.

See all payments to Dr. Duffaut

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Calvin Joseph Duffaut III graduated from Keck School of Medicine of USC

Dr. Duffaut graduated from Keck School of Medicine of USC in 2009.

  1. Medical schoolKeck School of Medicine of USC
  2. Board certified in pediatricsAmerican Board of Pediatrics
  3. Board certified in sports medicineAmerican Board of Pediatrics

Source: Dmand AI Professional Profile Data

Dr. Calvin Joseph Duffaut III accepts plans from 15 insurance carriers

Dr. Duffaut is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

Plan types Dr. Duffaut accepts, by number of carriers

  1. Medicare9
  2. PPO9
  3. HMO8
  4. EPO4
  5. POS3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Calvin Joseph Duffaut III's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Calvin Joseph Duffaut III

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Calvin Joseph Duffaut III's NPI number?

Dr. Calvin Joseph Duffaut III's NPI number is 1497056154. It was assigned on November 11, 2010, and it is active in the NPI Registry.

What kind of doctor is Dr. Calvin Joseph Duffaut III?

Dr. Calvin Joseph Duffaut III is a pediatrician in Los Angeles, California. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).

Where does Dr. Calvin Joseph Duffaut III practice?

Dr. Duffaut practices at 403 W Adams Blvd, Los Angeles, CA 90007. Dr. Duffaut's primary practice is Orthopaedic Hospital in Los Angeles, California. Dmand AI also links Dr. Duffaut to 1 hospital, 3 group practices and clinics, 3 medical groups, 1 home health agency and 1 ambulatory surgery center.

What is Dr. Calvin Joseph Duffaut III's office phone number?

The practice phone on file for Dr. Duffaut is (213) 742-1000.

What is Dr. Calvin Joseph Duffaut III's medical license number?

Dr. Duffaut holds California license A114487.

Which hospitals is Dr. Calvin Joseph Duffaut III affiliated with?

Dr. Duffaut is affiliated with Ronald Reagan UCLA Medical Center. Dmand AI links Dr. Duffaut to 1 more hospital.

What medical group is Dr. Calvin Joseph Duffaut III part of?

Dr. Duffaut is linked to UCLA Orthopaedic Surgery. Dmand AI links Dr. Duffaut to 3 more medical groups.

Does Dr. Calvin Joseph Duffaut III accept Medicare?

Yes. CMS data shows Dr. Duffaut billed Medicare for 5,245 services in 2024, and Dr. Duffaut accepts Medicare assignment.

Does Dr. Calvin Joseph Duffaut III offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Duffaut as offering telehealth services.

What is Dr. Calvin Joseph Duffaut III's MIPS score?

Dr. Duffaut's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Calvin Joseph Duffaut III see?

CMS counts 406 Medicare patients who saw Dr. Duffaut in 2024, with an average age of 74.

Is Dr. Calvin Joseph Duffaut III board certified?

Yes. Dr. Duffaut is board certified in pediatrics by the American Board of Pediatrics.

What services does Dr. Calvin Joseph Duffaut III bill to Medicare?

In 2024, Dr. Duffaut's most billed Medicare services were injected or infused drug (J7318), injected or infused drug (J3304) and injected or infused drug (J3301).

Where did Dr. Calvin Joseph Duffaut III go to medical school?

Dr. Duffaut graduated from Keck School of Medicine of USC in 2009.

What drugs does Dr. Calvin Joseph Duffaut III prescribe most?

In 2024 Medicare Part D data, Dr. Duffaut's most prescribed drugs by claims were Diclofenac Sodium, Atorvastatin Calcium and Benazepril HCl.

Has Dr. Calvin Joseph Duffaut III received payments from drug or device companies?

CMS Open Payments shows $507 in general payments to Dr. Duffaut from 4 companies from 2018 to 2022. The largest total came from DePuy Synthes Sales Inc.

How long has Dr. Calvin Joseph Duffaut III been practicing?

Dr. Duffaut graduated from medical school in 2009, 17 years ago.

Does Dr. Calvin Joseph Duffaut III do research?

Dmand AI links 1 publication to Dr. Duffaut.

Who does Dr. Calvin Joseph Duffaut III publish with?

Dr. Duffaut's most frequent co-authors are Emily Marie Miller, MD (1 shared paper).

What insurance does Dr. Calvin Joseph Duffaut III accept?

Dr. Duffaut is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

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