Aaron Thomas Sparks

  • Boston, MA
  • Cardiothoracic surgeon
NPI1619363918PAC ID4981905890
Medicare services, 2024
86
Medicare patients, 2024
77
Part D claims, 2024
20
Publications
2
Hospital affiliations
3
Practice address
800 Washington Street, Boston, MA 02111
Practice phone
Call (617) 636-5000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Tufts Medical Center

Hospital · Boston, Massachusetts

See all 5 affiliations

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Aaron Thomas Sparks is a cardiothoracic surgeon in Boston, Massachusetts

Aaron Sparks practices at Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine.

Aaron Sparks' NPI, 1619363918, was assigned on April 13, 2015. Aaron Sparks graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2015. Aaron Sparks holds Massachusetts license 283486.

NPI and contact details
Medicare PAC ID
4981905890
NPI enumeration date
April 13, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(617) 636-5000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
37
Medical school graduation
2015

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

Aaron Thomas Sparks practices at Tufts Medical Center in Boston, Massachusetts

Aaron Sparks' primary practice is Tufts Medical Center, at 800 Washington Street, Boston, MA 02111 in Suffolk County. The practice phone is (617) 636-5000.

  • Tufts Medical Center
    800 Washington Street, Boston, MA 02111 · Suffolk CountyPhone(617) 636-5000

Source: Dmand AI Affiliation Data

Aaron Thomas Sparks is affiliated with 4 sites of care and 1 medical group

Aaron Sparks' primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. Aaron Sparks is also affiliated with Lowell General Hospital. The medical group on file is Cardiovascular Center at Tufts Medical Center. Dmand AI also links Aaron Sparks to 1 more hospital and 1 imaging center, each named with a free account.

See all 5 affiliations for Aaron Sparks

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

Dmand AI tracks the EHR system at Aaron Thomas Sparks' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Aaron Sparks practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Tufts Medical CenterAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Aaron Thomas Sparks is one of 166 cardiothoracic surgeons in Massachusetts

Thoracic surgery (cardiothoracic vascular surgery) is Aaron Sparks' primary specialty in the NPI Registry, under taxonomy code 208G00000X. Aaron Sparks is licensed in Massachusetts.

Specialties and state licenses

  • Thoracic surgery (cardiothoracic vascular surgery), MassachusettsPrimaryLicense 283486 · taxonomy 208G00000X

Cardiothoracic surgeons near Aaron Sparks

Counts of cardiothoracic surgeons 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

Aaron Thomas Sparks billed Medicare for 86 services in 2024

CMS data shows 86 Medicare services from Aaron Sparks across 4 procedure codes in 2024, for 77 Medicare patients. Medicare paid $54,912 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202486
Medicare patients77
Paid by Medicare$54,912
Procedure codes4

Aaron Sparks' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Surgery
2023: 512024: 8669%

Aaron Sparks compared with the Massachusetts median for cardiothoracic surgeons, 2024

  • Aaron Sparks
  • Massachusetts median
Medicare services
86vs 19355% below
Medicare patients
77vs 15249% below
Part D claims
26vs 1937% above

Medians across 131 cardiothoracic surgeons in Massachusetts with Dmand AI profiles that report each measure.

Aaron Sparks' 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 Aaron Sparks

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

Aaron Thomas Sparks treated 77 Medicare patients in 2024, average age 75

CMS counts 77 Medicare patients who saw Aaron Sparks in 2024. The largest group is 75 to 84, with 29 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.96, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Aaron Sparks' median patient age at 67, with 28% women.

Medicare patients, 202477
Average age75
Average risk score1.96
Also on Medicaid22%

Aaron Sparks' Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Aaron Sparks' Medicare patients by sex, 2024

  • Women2836%
  • Men4964%

Chronic conditions among Aaron Sparks' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Ischemic heart disease75%
  4. Heart failure73%
  5. Atrial fibrillation64%
  6. Chronic kidney disease55%
  7. Arthritis49%
  8. Diabetes43%

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

Aaron Sparks' patients across all payers

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

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women28%
  • Men71%

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

Aaron Thomas Sparks wrote 20 Medicare Part D claims in 2024

In 2024, Aaron Sparks wrote 20 Medicare Part D claims for 11 patients. 75% of them were for generic drugs. They cover 1 drug, with $233 in total drug cost. In 2017, CMS named 20 claims across 1 drug.

Part D claims, 202420
Drugs named by CMS1
Total drug cost$233
Part D patients11

Aaron Sparks' Part D claims by kind of drug, 2024

  • Generic15 claims75%
  • Brand-name and other5 claims25%

Aaron Sparks' most prescribed drugs by claims, 2019

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, 2017 to 2019

  • 2017
  • 2019
Claims for drugs CMS names
2017: 202019: 2630%

Drugs named by CMS: 1 in 2019, 1 in 2017.

See all prescribing by Aaron Sparks

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

Aaron Thomas Sparks ranks in the 76th percentile for coronary artery bypass graft (cabg) in Medicare

Aaron Sparks accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Aaron Sparks as offering telehealth. CMS counts 25 procedures of coronary artery bypass graft (cabg) by Aaron Sparks, more than 76% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Aaron Sparks ranks in Medicare procedure volume

Coronary artery bypass graft (CABG)
76th percentile25 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Aaron Thomas Sparks has 2 publications on record

Dmand AI links 2 papers to Aaron Sparks, published from 2022 to 2024. Aaron Sparks has published most often in ASAIO J. Aaron Sparks' most frequent co-authors are Gregory Stephen Couper, MD, Masashi Kawabori, MD and Yong Zhan, MD.

Papers2
Years published2022 to 2024

Aaron Sparks' most frequent co-authors

Recent publications by Aaron Sparks

See all 2 publications and co-authors

See who Aaron Sparks researches with

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

How network discovery works

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

Aaron Thomas Sparks received $678 in industry payments from 2023 to 2025

CMS Open Payments shows 10 general payments to Aaron Sparks from 3 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $527.

General payments to Aaron Sparks by program year, 2023 to 2025

Companies that paid Aaron Sparks the most, 2023 to 2025

Share is of all general payments to this clinician.

See all payments to Aaron Sparks

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

Aaron Thomas Sparks graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville

Aaron Sparks graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2015.

  1. Medical schoolAt Still University of Health Sciences, College of Osteo Med, Kirksville

Source: Dmand AI Professional Profile Data

Sources for Aaron Thomas Sparks'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)Doctors and Clinicians Utilization Data (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
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 Aaron Thomas Sparks

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

What is Aaron Thomas Sparks' NPI number?

Aaron Thomas Sparks' NPI number is 1619363918. It was assigned on April 13, 2015, and it is active in the NPI Registry.

What does Aaron Thomas Sparks specialize in?

Aaron Thomas Sparks is a cardiothoracic surgeon in Boston, Massachusetts. The primary specialty in the NPI Registry is Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (taxonomy code 208G00000X).

Where does Aaron Thomas Sparks practice?

Aaron Sparks practices at 800 Washington Street, Boston, MA 02111. Aaron Sparks' primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. Dmand AI also links Aaron Sparks to 1 hospital and 1 imaging center.

What is Aaron Thomas Sparks' office phone number?

The practice phone on file for Aaron Sparks is (617) 636-5000.

What is Aaron Thomas Sparks' medical license number?

Aaron Sparks holds Massachusetts license 283486.

Which hospitals is Aaron Thomas Sparks affiliated with?

Aaron Sparks practices at Tufts Medical Center in Boston, Massachusetts. Aaron Sparks is also affiliated with Lowell General Hospital. Dmand AI links Aaron Sparks to 1 more hospital.

What medical group is Aaron Thomas Sparks part of?

Aaron Sparks is linked to Cardiovascular Center at Tufts Medical Center.

Does Aaron Thomas Sparks accept Medicare?

Yes. CMS data shows Aaron Sparks billed Medicare for 86 services in 2024, and Aaron Sparks accepts Medicare assignment.

Does Aaron Thomas Sparks offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Aaron Sparks as offering telehealth services.

How many Medicare patients does Aaron Thomas Sparks see?

CMS counts 77 Medicare patients who saw Aaron Sparks in 2024, with an average age of 75.

Show 7 more questionsShow fewer questions

What services does Aaron Thomas Sparks bill to Medicare?

In 2024, Aaron Sparks' most billed Medicare services were surgery: heart and blood vessels (33361), surgery: heart and blood vessels (33533) and surgery: heart and blood vessels (33508).

Where did Aaron Thomas Sparks go to medical school?

Aaron Sparks graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2015.

What drugs does Aaron Thomas Sparks prescribe most?

In 2019 Medicare Part D data, Aaron Sparks' most prescribed drugs by claims were Oxycodone HCl.

Has Aaron Thomas Sparks received payments from drug or device companies?

CMS Open Payments shows $678 in general payments to Aaron Sparks from 3 companies from 2023 to 2025. The largest total came from Abbott Laboratories.

How long has Aaron Thomas Sparks been practicing?

Aaron Sparks graduated from medical school in 2015, 11 years ago.

Does Aaron Thomas Sparks do research?

Dmand AI links 2 publications to Aaron Sparks, published from 2022 to 2024.

Who does Aaron Thomas Sparks publish with?

Aaron Sparks' most frequent co-authors are Gregory Stephen Couper, MD (2 shared papers), Masashi Kawabori, MD (2 shared papers) and Yong Zhan, MD (1 shared paper).

Selling to thoracic surgery (cardiothoracic vascular surgery) practices?

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