Dr. Guy Aaron Young, MD

  • Los Angeles, CA
  • Pediatric hematology and oncology physician
NPI1629175195PAC ID0648250605
Part D claims, 2020
14
Publications
123
Clinical trials
6
MIPS score, 2024
87
Hospital affiliations
1
Practice address
4650 Sunset Blvd, MS 108, Los Angeles, CA 90027
Practice phone
Call (323) 669-2164
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Children's Hospital Los Angeles

Hospital · Los Angeles, California

See all 4 affiliations

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Dr. Guy Aaron Young is a pediatric hematology and oncology physician in Los Angeles, California

Dr. Young practices at Children's Hospital Los Angeles in Los Angeles, California, part of Children's Hospital Los Angeles.

Dr. Young's NPI, 1629175195, was assigned on September 19, 2006. Dr. Young graduated from Renaissance School of Medicine at Stony Brook University in 1992. Dr. Young holds California license G85188.

NPI and contact details
Medicare PAC ID
0648250605
NPI enumeration date
September 19, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(323) 669-2164
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
60
Medical school graduation
1992

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

Dr. Guy Aaron Young practices at Children's Hospital Los Angeles in Los Angeles, California

Dr. Young's primary practice is Children's Hospital Los Angeles, at 4650 Sunset Blvd, MS 108, Los Angeles, CA 90027 in Los Angeles County. The practice phone is (323) 669-2164.

Source: Dmand AI Affiliation Data

Dr. Guy Aaron Young is affiliated with 2 sites of care and 2 medical groups

Dr. Young's primary practice is Children's Hospital Los Angeles in Los Angeles, California, part of Children's Hospital Los Angeles. The medical group on file is Children's Hospital Los Angeles Medical Group. Dmand AI also links Dr. Young to 1 more group practice or clinic and 1 medical group, each named with a free account.

See all 4 affiliations for Dr. Young

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Guy Aaron Young's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Young practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Children's Hospital Los AngelesAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Young practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across Children's Hospital Los Angeles and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Guy Aaron Young is one of 385 pediatric hematologys and oncology physicians in California

Pediatric hematology-oncology is Dr. Young's primary specialty in the NPI Registry, under taxonomy code 2080P0207X. Dr. Young is board certified in pediatric hematology-oncology by the American Board of Pediatrics. Dmand AI has Dr. Young's licenses on file in 6 states: California, Montana, Florida, Virginia, Maryland and District of Columbia.

Specialties and state licenses

  • Pediatric hematology and oncology, CaliforniaPrimaryLicense G85188 · 1999 to 2027 · taxonomy 2080P0207X
  • Montana license2023 to 2027
  • Florida license2013 to 2022
  • Virginia license1995 to 2000
  • Maryland license1998 to 1999
  • District of Columbia license1995 to 1998

Pediatric hematologys and oncology physicians near Dr. Young

Counts of pediatric hematologys and oncology physicians 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. Guy Aaron Young's patients have a median age of 15

Across all payers, Dmand AI patient panel data puts Dr. Young's median patient age at 15, with 48% women.

Dr. Young's patients across all payers

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

Patient panel by age, all payers

Median age 15

Patient panel by sex, all payers

  • Women48%
  • Men51%

Source: Dmand AI Patient Panel Data

Dr. Guy Aaron Young wrote 14 Medicare Part D claims in 2020

In 2020, Dr. Young wrote 14 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $508 in total drug cost.

Part D claims, 202014
Drugs named by CMS1
Total drug cost$508

Dr. Young's most prescribed drugs by claims, 2020

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

See all prescribing by Dr. Young

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

Dr. Guy Aaron Young scored 87 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Young for performance year 2024, reported as part of a group. Dr. Young accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Young's MIPS scores, performance year 2024

  • 87of 100Final score
  • 84.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 73of 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

For MedTech and pharma teams

Find pediatric hematologys and oncology physicians like Dr. Young by procedure volume and prescribing

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Dr. Guy Aaron Young has 123 publications on record

Dmand AI links 123 papers to Dr. Young, published from 2014 to 2025. 2023 was the busiest year, with 15. The most frequent topics are Hemophilia A, Hemorrhage and Factor VIII. Dr. Young has published most often in Haemophilia. Dr. Young's most frequent co-authors are Steven W. Pipe, MD, Julie Ann Jaffray, MD and Brian R. Branchford, MD.

Papers123
Years published2014 to 2025

Dr. Young's papers by year, 2016 to 2025

Topics Dr. Young writes about most

  • Hemophilia A
  • Hemorrhage
  • Factor VIII
  • Antibodies, Monoclonal, Humanized
  • Antibodies, Bispecific
  • Hemophilia B
  • Recombinant Proteins
  • Half-Life

Dr. Young's most frequent co-authors

Recent publications by Dr. Young

See all 123 publications and co-authors

See who Dr. Young researches with

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

How network discovery works

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

Dr. Guy Aaron Young has worked on 6 clinical trials

Dmand AI links Dr. Young to 6 clinical trials, 2 of them phase 4 studies. 2 are still active or recruiting. Conditions studied include Hemophilia A, Coagulation Protein Disorders and Hemophilia B. Children's Hospital Los Angeles sponsors the most, 2. Open Payments lists research payments to Dr. Young that name 4 trials.

Clinical trials with Dr. Young by phase

  1. NonePhase 1: no trials
  2. NonePhase 2: no trials
  3. 1Phase 3: 1 trial
  4. 2Phase 4: 2 trials

Conditions in Dr. Young's trials

  • Hemophilia A
  • Coagulation Protein Disorders
  • Hemophilia B

Investigators on the most trials with Dr. Young

Recent clinical trials with Dr. Young

See all 6 clinical trials and co-investigators

Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Guy Aaron Young received $3,232,386 in industry payments from 2016 to 2025

CMS Open Payments shows 2,019 general payments to Dr. Young from 34 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 45% of the total. Sanofi and Genzyme US Companies paid the most, $825,151. It also lists 46 research payments totaling $47,494 from 2018 to 2025, naming 4 clinical trials.

General payments to Dr. Young by program year, 2016 to 2025

General payments to Dr. Young by kind, 2016 to 2025

$3.2Min total
  • Speaker and faculty fees$1,461,25545%
  • Consulting fees$1,066,24533%
  • Travel and lodging$570,30218%
  • Honoraria$90,5053%
  • Other$43,0361%

Companies that paid Dr. Young the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Young

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

Dr. Guy Aaron Young has 1 award and honors on record

Dmand AI lists 1 award for Dr. Young, most recently Physician of the Year in 2013.

Awards and honors for Dr. Young

  1. 2013
    • Physician of the Year

Source: Dmand AI Professional Profile Data

Dr. Guy Aaron Young graduated from Renaissance School of Medicine at Stony Brook University

Dr. Young graduated from Renaissance School of Medicine at Stony Brook University in 1992. Dr. Young is a member of ASH and International Society on Thrombosis and Haemostasis.

  1. Medical schoolRenaissance School of Medicine at Stony Brook University
  2. Board certified in pediatric hematology-oncologyAmerican Board of Pediatrics
  3. Board certified in pediatricsAmerican Board of Pediatrics

Source: Dmand AI Professional Profile Data

Dr. Guy Aaron Young accepts plans from 13 insurance carriers

Dr. Young is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

Plan types Dr. Young accepts, by number of carriers

  1. Medicare8
  2. PPO8
  3. HMO5
  4. POS5
  5. EPO3
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. Guy Aaron Young'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (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
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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. Guy Aaron Young

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. Guy Aaron Young's NPI number?

Dr. Guy Aaron Young's NPI number is 1629175195. It was assigned on September 19, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Guy Aaron Young?

Dr. Guy Aaron Young is a pediatric hematology and oncology physician in Los Angeles, California. The primary specialty in the NPI Registry is Pediatric Hematology & Oncology Physician (taxonomy code 2080P0207X).

Where does Dr. Guy Aaron Young practice?

Dr. Young practices at 4650 Sunset Blvd, MS 108, Los Angeles, CA 90027. Dr. Young's primary practice is Children's Hospital Los Angeles in Los Angeles, California, part of Children's Hospital Los Angeles. Dmand AI also links Dr. Young to 1 group practice or clinic and 1 medical group.

What is Dr. Guy Aaron Young's office phone number?

The practice phone on file for Dr. Young is (323) 669-2164.

What is Dr. Guy Aaron Young's medical license number?

Dr. Young holds California license G85188, one of the licenses on file in 6 states.

Which states has Dr. Guy Aaron Young been licensed in?

Dmand AI has state licenses on file for Dr. Young in California (1999 to 2027), Montana (2023 to 2027), Florida (2013 to 2022), Virginia (1995 to 2000), Maryland (1998 to 1999) and District of Columbia (1995 to 1998).

Which hospitals is Dr. Guy Aaron Young affiliated with?

Dr. Young practices at Children's Hospital Los Angeles in Los Angeles, California.

What medical group is Dr. Guy Aaron Young part of?

Dr. Young is linked to Children's Hospital Los Angeles Medical Group. Dmand AI links Dr. Young to 1 more medical group.

Does Dr. Guy Aaron Young accept Medicare?

Yes. CMS lists Dr. Young as accepting Medicare assignment.

What is Dr. Guy Aaron Young's MIPS score?

Dr. Young's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

Is Dr. Guy Aaron Young board certified?

Yes. Dr. Young is board certified in pediatric hematology-oncology by the American Board of Pediatrics.

Where did Dr. Guy Aaron Young go to medical school?

Dr. Young graduated from Renaissance School of Medicine at Stony Brook University in 1992.

What drugs does Dr. Guy Aaron Young prescribe most?

In 2020 Medicare Part D data, Dr. Young's most prescribed drugs by claims were Enoxaparin Sodium.

Has Dr. Guy Aaron Young received payments from drug or device companies?

CMS Open Payments shows $3,232,386 in general payments to Dr. Young from 34 companies from 2016 to 2025. The largest total came from Sanofi and Genzyme US Companies.

How long has Dr. Guy Aaron Young been practicing?

Dr. Young graduated from medical school in 1992, 34 years ago.

Does Dr. Guy Aaron Young do research?

Dmand AI links 123 publications to Dr. Young, published from 2014 to 2025. Dr. Young has worked on 6 clinical trials.

Who does Dr. Guy Aaron Young publish with?

Dr. Young's most frequent co-authors are Steven W. Pipe, MD (15 shared papers), Julie Ann Jaffray, MD (13 shared papers) and Brian R. Branchford, MD (9 shared papers).

What insurance does Dr. Guy Aaron Young accept?

Dr. Young is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

Selling to pediatric hematology-oncology practices?

See pediatric hematologys and oncology physicians in California by site of care and group

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