Dr. Jason Adam Zell, DO

  • Orange, CA
  • Hematologist and oncologist
NPI1568666014PAC ID7618060013
Medicare services, 2024
196
Medicare patients, 2024
72
Part D claims, 2024
115
Publications
95
Clinical trials
5
Practice address
101 City Drive South, Orange, CA 92868
Practice phone
Call (714) 456-7890
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCI Health - Orange

Hospital · Orange, California

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Dr. Jason Adam Zell is a hematologist and oncologist in Orange, California

Dr. Zell practices at UCI Health - Orange in Orange, California, part of UC Irvine.

Dr. Zell's NPI, 1568666014, was assigned on June 11, 2007. Dr. Zell graduated from Dr. Kiran C. Patel College of Osteopathic Medicine in 2001. Dr. Zell holds California license 20A8352.

NPI and contact details
Medicare PAC ID
7618060013
NPI enumeration date
June 11, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(714) 456-7890
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
51
Medical school graduation
2001

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

Dr. Jason Adam Zell practices at UCI Health - Orange in Orange, California

Dr. Zell's primary practice is UCI Health - Orange, at 101 City Drive South, Orange, CA 92868 in Orange County. The practice phone is (714) 456-7890.

  • UCI Health - Orange
    101 City Drive South, Orange, CA 92868 · Orange CountyPhone(714) 456-7890

Source: Dmand AI Affiliation Data

Dr. Jason Adam Zell is affiliated with 1 site of care and 1 medical group

Dr. Zell's primary practice is UCI Health - Orange in Orange, California, part of UC Irvine. The medical group on file is UCI Health Physicians.

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

Dmand AI tracks the EHR system at Dr. Jason Adam Zell's practice

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

EHR by site
SiteEHR vendor and product
UCI Health - OrangeAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Jason Adam Zell is one of 1,502 hematologists and oncologists in California

Hematology and oncology is Dr. Zell's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Zell is board certified in medical oncology by the American Board of Internal Medicine. Dr. Zell is licensed in California.

Specialties and state licenses

  • Hematology and oncology, CaliforniaPrimaryLicense 20A8352 · 2002 to 2026 · taxonomy 207RH0003X

Clinical focus

Dmand AI lists breast cancer and colorectal cancer among the conditions Dr. Zell treats.

Hematologists and oncologists near Dr. Zell

Counts of hematologists and oncologists 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. Jason Adam Zell billed Medicare for 196 services in 2024

CMS data shows 196 Medicare services from Dr. Zell across 2 procedure codes in 2024, for 72 Medicare patients. Medicare paid $17,105 for them.

Medicare services, 2024196
Medicare patients72
Paid by Medicare$17,105
Procedure codes2

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

  • 2023
  • 2024
Office and hospital visits
2023: 1582024: 19624%

Where Dr. Zell's Medicare services took place, 2024

  • In an office9448%
  • In a facility10252%

Dr. Zell compared with the California median for hematologists and oncologists, 2024

  • Dr. Zell
  • California median
Medicare services
196vs 93279% below
Medicare patients
72vs 22568% below
Part D claims
49vs 39488% below

Medians across 1,367 hematologists and oncologists in California with Dmand AI profiles that report each measure.

Dr. Zell'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. Zell

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

Dr. Jason Adam Zell treated 72 Medicare patients in 2024, average age 73

CMS counts 72 Medicare patients who saw Dr. Zell in 2024. The largest group is 75 to 84, with 29 patients. 75% of them have cancer, and 75% have high blood pressure. 42% are also on Medicaid. Their average risk score is 2.56, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Zell's median patient age at 65, with 52% women.

Medicare patients, 202472
Average age73
Average risk score2.56
Also on Medicaid42%

Dr. Zell's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Zell's Medicare patients by sex, 2024

  • Women3042%
  • Men4258%

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

  1. Cancer75%
  2. High blood pressure75%
  3. High cholesterol74%
  4. Chronic kidney disease40%
  5. Diabetes39%
  6. Ischemic heart disease35%
  7. Arthritis33%
  8. Mood disorders25%

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

Dr. Zell's patients across all payers

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

Patient panel by age, all payers

Median age 65

Patient panel by sex, all payers

  • Women52%
  • Men46%

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

Dr. Jason Adam Zell wrote 115 Medicare Part D claims in 2024

In 2024, Dr. Zell wrote 115 Medicare Part D claims for 21 patients. 65% of them were for generic drugs. CMS names the drug for 49 of them, across 3 drugs with 11 or more claims each, at $214,085 in total drug cost. In 2023, CMS named 93 claims across 5 drugs.

Part D claims, 2024115
Drugs named by CMS3
Total drug cost$214,085
Part D patients21

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

  • Generic75 claims65%
  • Brand-name40 claims35%

Dr. Zell'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: 932024: 4947%

Drugs named by CMS: 3 in 2024, 5 in 2023.

See all prescribing by Dr. Zell

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. Jason Adam Zell scored 100 out of 100 in Medicare's MIPS program for 2024

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

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Zell's MIPS scores, performance year 2024

  • 100of 100Final score
  • 83.7of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

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. Jason Adam Zell has 95 publications on record

Dmand AI links 95 papers to Dr. Zell, published from 2005 to 2025. 2023 was the busiest year, with 7. The most frequent topics are Colorectal Neoplasms, California and Lung Neoplasms. Dr. Zell has published most often in J Thorac Oncol. Dr. Zell's most frequent co-authors are Sai-Hong I I. Ou, MD, Michael J Stamos, MD and Frank L Meyskens.

Papers95
Years published2005 to 2025

Dr. Zell's papers by year, 2015 to 2025

Topics Dr. Zell writes about most

  • Colorectal Neoplasms
  • California
  • Lung Neoplasms
  • Carcinoma, Non-Small-Cell Lung
  • Adenocarcinoma
  • SEER Program
  • Adenoma
  • Adenocarcinoma, Bronchiolo-Alveolar

Dr. Zell's most frequent co-authors

Recent publications by Dr. Zell

See all 95 publications and co-authors

See who Dr. Zell researches with

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

How network discovery works

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

Dr. Jason Adam Zell has worked on 5 clinical trials

Dmand AI links Dr. Zell to 5 clinical trials, 4 of them phase 2 studies. 1 is still active or recruiting. Conditions studied include Adenomatous Polyps, Rectal Diseases and Adenoma. National Cancer Institute (NCI) sponsors the most, 3.

Clinical trials with Dr. Zell by phase

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

Conditions in Dr. Zell's trials

  • Adenomatous Polyps
  • Rectal Diseases
  • Adenoma
  • Colorectal Neoplasms
  • Pancreatic Intraductal Neoplasms

Investigators on the most trials with Dr. Zell

Recent clinical trials with Dr. Zell

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Jason Adam Zell received $88 in industry payments in 2017

CMS Open Payments shows 1 general payment to Dr. Zell from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $88.

Companies that paid Dr. Zell the most, 2017 to 2017

Share is of all general payments to this clinician.

See all payments to Dr. Zell

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

Dr. Jason Adam Zell has 4 awards and honors on record

Dmand AI lists 4 awards for Dr. Zell, most recently Physician of Excellence in 2023. Dr. Zell serves on The Hope Foundation/Dr. Charles Coltman Fellowship Award Committee and Gastrointestinal Oncology Editorial Board Journal of Adolescent and Young Adult Oncology.

Awards and honors for Dr. Zell

  1. 2023
    • Physician of Excellence
  2. Undated
    • Cancer Clinical Investigator Team Leadership Award
    • Dean’s Junior Physician/Scientist Award
    • Super Doctors, Rising Star - Los Angeles

Dr. Zell's committees and leadership roles

The Hope Foundation/Dr. Charles Coltman Fellowship Award CommitteeChair
2013 to present
Gastrointestinal Oncology Editorial Board Journal of Adolescent and Young Adult OncologySection Editor
2010 to present
Editorial Board Journal of CarcinogenesisAssociate Editor
2010 to 2013

Source: Dmand AI Professional Profile Data

Dr. Jason Adam Zell graduated from Dr. Kiran C. Patel College of Osteopathic Medicine

Dr. Zell graduated from Dr. Kiran C. Patel College of Osteopathic Medicine in 2001. Dr. Zell is a member of AACR, AOA, ASCO and ASH.

  1. Medical schoolDr. Kiran C. Patel College of Osteopathic Medicine
  2. Board certified in medical oncologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Jason Adam Zell accepts plans from 15 insurance carriers

Dr. Zell is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • Alliant Health Plans
  • +7 more carriersWith a free account

Plan types Dr. Zell accepts, by number of carriers

  1. PPO10
  2. Medicare8
  3. HMO6
  4. POS5
  5. EPO4

Source: Dmand AI Insurance Network Data

Sources for Dr. Jason Adam Zell'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 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
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. Jason Adam Zell

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. Jason Adam Zell's NPI number?

Dr. Jason Adam Zell's NPI number is 1568666014. It was assigned on June 11, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Jason Adam Zell?

Dr. Jason Adam Zell is a hematologist and oncologist in Orange, California. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Jason Adam Zell practice?

Dr. Zell practices at 101 City Drive South, Orange, CA 92868. Dr. Zell's primary practice is UCI Health - Orange in Orange, California, part of UC Irvine.

What is Dr. Jason Adam Zell's office phone number?

The practice phone on file for Dr. Zell is (714) 456-7890.

What is Dr. Jason Adam Zell's medical license number?

Dr. Zell holds California license 20A8352.

Which hospitals is Dr. Jason Adam Zell affiliated with?

Dr. Zell practices at UCI Health - Orange in Orange, California.

What medical group is Dr. Jason Adam Zell part of?

Dr. Zell is linked to UCI Health Physicians.

Does Dr. Jason Adam Zell accept Medicare?

Yes. CMS data shows Dr. Zell billed Medicare for 196 services in 2024, and Dr. Zell accepts Medicare assignment.

Does Dr. Jason Adam Zell offer telehealth?

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

What is Dr. Jason Adam Zell's MIPS score?

Dr. Zell's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Jason Adam Zell see?

CMS counts 72 Medicare patients who saw Dr. Zell in 2024, with an average age of 73.

Is Dr. Jason Adam Zell board certified?

Yes. Dr. Zell is board certified in medical oncology by the American Board of Internal Medicine.

What services does Dr. Jason Adam Zell bill to Medicare?

In 2024, Dr. Zell's most billed Medicare services were office visit, established patient (99214) and hospital inpatient care (99222).

Where did Dr. Jason Adam Zell go to medical school?

Dr. Zell graduated from Dr. Kiran C. Patel College of Osteopathic Medicine in 2001.

What drugs does Dr. Jason Adam Zell prescribe most?

In 2024 Medicare Part D data, Dr. Zell's most prescribed drugs by claims were Lonsurf, Prochlorperazine Maleate and Ondansetron HCl.

Has Dr. Jason Adam Zell received payments from drug or device companies?

CMS Open Payments shows $88 in general payments to Dr. Zell from 1 company from 2017 to 2017. The largest total came from Merck Sharp & Dohme Corporation.

How long has Dr. Jason Adam Zell been practicing?

Dr. Zell graduated from medical school in 2001, 25 years ago.

Does Dr. Jason Adam Zell do research?

Dmand AI links 95 publications to Dr. Zell, published from 2005 to 2025. Dr. Zell has worked on 5 clinical trials.

Who does Dr. Jason Adam Zell publish with?

Dr. Zell's most frequent co-authors are Sai-Hong I I. Ou, MD (12 shared papers), Michael J Stamos, MD (11 shared papers) and Frank L Meyskens (8 shared papers).

What insurance does Dr. Jason Adam Zell accept?

Dr. Zell is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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