Dr. Tyler Francis Stewart, MD

  • San Diego, CA
  • Hematologist and oncologist
NPI1699110676PAC ID3274835269
Medicare services, 2024
990
Medicare patients, 2024
216
Part D claims, 2024
734
Publications
58
Clinical trials
2
Practice address
200 W Arbor Dr, San Diego, CA 92103
Practice phone
Call (619) 543-6222
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCSD Hillcrest Medical Center

San Diego, California

See all 4 affiliations

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Dr. Tyler Francis Stewart is a hematologist and oncologist in San Diego, California

Dr. Stewart practices at UCSD Hillcrest Medical Center in San Diego, California.

Dr. Stewart's NPI, 1699110676, was assigned on May 6, 2013. Dr. Stewart graduated from The Robert Larner, M.D. College of Medicine in 2013. Dr. Stewart's California license number on file is A163409.

NPI and contact details
Medicare PAC ID
3274835269
NPI enumeration date
May 6, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(619) 543-6222
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
39
Medical school graduation
2013

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

Dr. Tyler Francis Stewart practices at UCSD Hillcrest Medical Center in San Diego, California

Dr. Stewart's primary practice is UCSD Hillcrest Medical Center, at 200 W Arbor Dr, San Diego, CA 92103 in San Diego County. The practice phone is (619) 543-6222.

  • UCSD Hillcrest Medical Center
    200 W Arbor Dr, San Diego, CA 92103 · San Diego CountyPhone(619) 543-6222

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

Dr. Tyler Francis Stewart is affiliated with 2 sites of care and 2 medical groups

Dr. Stewart's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dr. Stewart is also affiliated with Hillcrest Medical Center. The medical group on file is UC San Diego Health. Dmand AI also links Dr. Stewart to 1 more medical group, named with a free account.

See all 4 affiliations for Dr. Stewart

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. Tyler Francis Stewart's practice

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

EHR by site
SiteEHR vendor and product
UCSD Hillcrest Medical CenterAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Tyler Francis Stewart is one of 1,502 hematologists and oncologists in California

Hematology and oncology is Dr. Stewart's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Stewart is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Stewart's licenses on file in 3 states: California, Connecticut and Texas.

Specialties and state licenses

  • Hematology and oncology, CaliforniaPrimaryLicense A163409 · 2019 to 2025 · taxonomy 207RH0003X
  • Connecticut license2016 to 2020
  • Texas license2015 to 2019

Clinical focus

Dmand AI lists chronic anemia, deep vein thrombosis (DVT) and prostate cancer among the conditions Dr. Stewart treats.

Hematologists and oncologists near Dr. Stewart

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. Tyler Francis Stewart billed Medicare for 990 services in 2024

CMS data shows 990 Medicare services from Dr. Stewart across 6 procedure codes in 2024, for 216 Medicare patients. Medicare paid $78,815 for them.

Medicare services, 2024990
Medicare patients216
Paid by Medicare$78,815
Procedure codes6

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

  • 2023
  • 2024
Office and hospital visits
2023: 7622024: 68810%
Other services
2023: 312024: 302874%

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

  • In an office18218%
  • In a facility80882%

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

  • Dr. Stewart
  • California median
Medicare services
990vs 9326% above
Medicare patients
216vs 225Close to median
Part D claims
580vs 39447% above

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

Dr. Stewart'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. Stewart

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

Dr. Tyler Francis Stewart treated 216 Medicare patients in 2024, average age 76

CMS counts 216 Medicare patients who saw Dr. Stewart in 2024. The largest group is 65 to 74, with 97 patients. 75% of them have cancer, and 74% have high blood pressure. 20% are also on Medicaid. Their average risk score is 2.30, 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. Stewart's median patient age at 74, with 15% women.

Medicare patients, 2024216
Average age76
Average risk score2.30
Also on Medicaid20%

Dr. Stewart's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Stewart's Medicare patients by sex, 2024

  • Women3014%
  • Men18686%

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

  1. Cancer75%
  2. High blood pressure74%
  3. High cholesterol69%
  4. Arthritis45%
  5. Chronic kidney disease39%
  6. Ischemic heart disease36%
  7. Diabetes28%
  8. Mood disorders27%

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

Dr. Stewart's patients across all payers

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

Patient panel by age, all payers

Median age 74

Patient panel by sex, all payers

  • Women15%
  • Men85%

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

Dr. Tyler Francis Stewart wrote 734 Medicare Part D claims in 2024

In 2024, Dr. Stewart wrote 734 Medicare Part D claims for 119 patients. 67% of them were for generic drugs. CMS names the drug for 580 of them, across 18 drugs with 11 or more claims each, at $2,476,308 in total drug cost. In 2023, CMS named 586 claims across 18 drugs.

Part D claims, 2024734
Drugs named by CMS18
Total drug cost$2.5M
Part D patients119

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

  • Generic490 claims67%
  • Brand-name244 claims33%

Dr. Stewart'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.

Drug classes CMS tracks in Dr. Stewart's Part D claims, 2024

  • Opioids4%29 of 734 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 5862024: 5801%

Drugs named by CMS: 18 in 2024, 18 in 2023.

See all prescribing by Dr. Stewart

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. Tyler Francis Stewart scored 91 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Stewart for performance year 2024, reported as part of a group. Dr. Stewart accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Stewart as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Stewart's MIPS scores, performance year 2024

  • 91of 100Final score
  • 84.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 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. Tyler Francis Stewart has 58 publications on record

Dmand AI links 58 papers to Dr. Stewart, published from 2016 to 2025. 2021 was the busiest year, with 17. The most frequent topics are Urinary Bladder Neoplasms, Carcinoma, Transitional Cell and Immune Checkpoint Inhibitors. Dr. Stewart has published most often in Clin Genitourin Cancer. Dr. Stewart's most frequent co-authors are Rana Ramzi McKay, MD, Brent Shane Rose, MD and Alexandra Drakaki, MD.

Papers58
Years published2016 to 2025

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

Topics Dr. Stewart writes about most

  • Urinary Bladder Neoplasms
  • Carcinoma, Transitional Cell
  • Immune Checkpoint Inhibitors
  • United States Department of Veterans Affairs
  • Cystectomy
  • Osteomyelitis
  • Antibodies, Monoclonal, Humanized
  • Black or African American

Dr. Stewart's most frequent co-authors

Recent publications by Dr. Stewart

See all 58 publications and co-authors

See who Dr. Stewart researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Stewart 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. Tyler Francis Stewart has worked on 2 clinical trials

Dmand AI links Dr. Stewart to 2 clinical trials. 1 is still active or recruiting. Conditions studied include Non-Muscle Invasive Bladder Neoplasms, Urinary Bladder Neoplasms and Carcinoma in Situ.

Clinical trials with Dr. Stewart by phase

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

Conditions in Dr. Stewart's trials

  • Non-Muscle Invasive Bladder Neoplasms
  • Urinary Bladder Neoplasms
  • Carcinoma in Situ
  • Urinary Bladder Diseases

Investigators on the most trials with Dr. Stewart

Recent clinical trials with Dr. Stewart

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

Dr. Tyler Francis Stewart received $27,323 in industry payments from 2016 to 2025

CMS Open Payments shows 74 general payments to Dr. Stewart from 26 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 79% of the total. Seagen Inc. paid the most, $7,820.

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

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

$27.3Kin total
  • Consulting fees$21,47279%
  • Food and beverage$2,76210%
  • Honoraria$2,73910%
  • Education$1901%
  • Travel and lodging$1601%

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

Share is of all general payments to this clinician.

See all payments to Dr. Stewart

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

Dr. Tyler Francis Stewart graduated from The Robert Larner, M.D. College of Medicine

Dr. Stewart graduated from The Robert Larner, M.D. College of Medicine in 2013.

  1. Medical schoolThe Robert Larner, M.D. College of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in medical oncologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Tyler Francis Stewart accepts plans from 16 insurance carriers

Dr. Stewart is in network with 16 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Aetna
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Molina
  • +8 more carriersWith a free account

Plan types Dr. Stewart accepts, by number of carriers

  1. PPO11
  2. Medicare9
  3. HMO8
  4. EPO5
  5. POS5

Source: Dmand AI Insurance Network Data

Sources for Dr. Tyler Francis Stewart'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
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)
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. Tyler Francis Stewart

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. Tyler Francis Stewart's NPI number?

Dr. Tyler Francis Stewart's NPI number is 1699110676. It was assigned on May 6, 2013, and it is active in the NPI Registry.

What kind of doctor is Dr. Tyler Francis Stewart?

Dr. Tyler Francis Stewart is a hematologist and oncologist in San Diego, California. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Tyler Francis Stewart practice?

Dr. Stewart practices at 200 W Arbor Dr, San Diego, CA 92103. Dr. Stewart's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dmand AI also links Dr. Stewart to 1 medical group.

What is Dr. Tyler Francis Stewart's office phone number?

The practice phone on file for Dr. Stewart is (619) 543-6222.

What is Dr. Tyler Francis Stewart's medical license number?

Dr. Stewart's California license number on file is A163409, one of the licenses on file in 3 states.

Which states has Dr. Tyler Francis Stewart been licensed in?

Dmand AI has state licenses on file for Dr. Stewart in California (2019 to 2025), Connecticut (2016 to 2020) and Texas (2015 to 2019).

Which hospitals is Dr. Tyler Francis Stewart affiliated with?

Dr. Stewart is affiliated with Hillcrest Medical Center.

What medical group is Dr. Tyler Francis Stewart part of?

Dr. Stewart is linked to UC San Diego Health. Dmand AI links Dr. Stewart to 1 more medical group.

Does Dr. Tyler Francis Stewart accept Medicare?

Yes. CMS data shows Dr. Stewart billed Medicare for 990 services in 2024, and Dr. Stewart accepts Medicare assignment.

Does Dr. Tyler Francis Stewart offer telehealth?

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

Show 11 more questionsShow fewer questions

What is Dr. Tyler Francis Stewart's MIPS score?

Dr. Stewart's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.

How many Medicare patients does Dr. Tyler Francis Stewart see?

CMS counts 216 Medicare patients who saw Dr. Stewart in 2024, with an average age of 76.

Is Dr. Tyler Francis Stewart board certified?

Yes. Dr. Stewart is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Tyler Francis Stewart bill to Medicare?

In 2024, Dr. Stewart's most billed Medicare services were office visit, established patient (99215), medicare service (G2211) and office visit, established patient (99214).

Where did Dr. Tyler Francis Stewart go to medical school?

Dr. Stewart graduated from The Robert Larner, M.D. College of Medicine in 2013.

What drugs does Dr. Tyler Francis Stewart prescribe most?

In 2024 Medicare Part D data, Dr. Stewart's most prescribed drugs by claims were Erleada, Prednisone and Nubeqa.

Has Dr. Tyler Francis Stewart received payments from drug or device companies?

CMS Open Payments shows $27,323 in general payments to Dr. Stewart from 26 companies from 2016 to 2025. The largest total came from Seagen Inc.

How long has Dr. Tyler Francis Stewart been practicing?

Dr. Stewart graduated from medical school in 2013, 13 years ago.

Does Dr. Tyler Francis Stewart do research?

Dmand AI links 58 publications to Dr. Stewart, published from 2016 to 2025. Dr. Stewart has worked on 2 clinical trials.

Who does Dr. Tyler Francis Stewart publish with?

Dr. Stewart's most frequent co-authors are Rana Ramzi McKay, MD (25 shared papers), Brent Shane Rose, MD (23 shared papers) and Alexandra Drakaki, MD (11 shared papers).

What insurance does Dr. Tyler Francis Stewart accept?

Dr. Stewart is in network with 16 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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