Dr. Christopher M. Shackles, DO, MPH

  • Stony Brook, NY
  • Interventional radiologist
NPI1124448741PAC ID1153747464
Medicare services, 2024
365
Medicare patients, 2024
342
Part D claims, 2024
14
Publications
5
Hospital affiliations
1
Practice address
Health Sciences Center Suny, Stony Brook, NY 11794
Practice phone
Call (631) 444-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Stony Brook University Hospital

Hospital · Stony Brook, New York

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Dr. Christopher M. Shackles is an interventional radiologist in Stony Brook, New York

Dr. Shackles practices at Stony Brook University Hospital in Stony Brook, New York, part of Stony Brook University.

Dr. Shackles' NPI, 1124448741, was assigned on April 22, 2014. Dr. Shackles graduated from Touro College of Osteopathic Medicine in 2014. Dr. Shackles holds New York license 306058-01.

NPI and contact details
Medicare PAC ID
1153747464
NPI enumeration date
April 22, 2014
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(631) 444-4000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
38
Medical school graduation
2014

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

Dr. Christopher M. Shackles practices at 2 locations in Stony Brook, New York

Dr. Shackles' primary practice is Stony Brook University Hospital, at Health Sciences Center Suny, Stony Brook, NY 11794 in Suffolk County. The practice phone is (631) 444-4000. Dr. Shackles also practices at Stony Brook University Hospital, 101 Nicolls Rd, Stony Brook, NY 11794.

  • Stony Brook University HospitalPrimary
    Health Sciences Center Suny, Stony Brook, NY 11794 · Suffolk CountyPhone(631) 444-4000
  • Stony Brook University Hospital
    101 Nicolls Rd, Stony Brook, NY 11794 · Suffolk CountyPhone(631) 444-4100

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

Dr. Christopher M. Shackles is affiliated with 3 sites of care and 1 medical group

Dr. Shackles' primary practice is Stony Brook University Hospital in Stony Brook, New York, part of Stony Brook University. The medical group on file is Stony Brook Radiology. Dmand AI also links Dr. Shackles to 1 more clinical lab and 1 group practice or clinic, each named with a free account.

See all 4 affiliations for Dr. Shackles

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

Dmand AI tracks the EHR system at Dr. Christopher M. Shackles' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shackles practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Stony Brook University HospitalAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Christopher M. Shackles is one of 305 interventional radiologists in New York

Vascular and interventional radiology is Dr. Shackles' primary specialty in the NPI Registry, under taxonomy code 2085R0204X. Dr. Shackles is licensed in New York.

Specialties and state licenses

  • Vascular and interventional radiology, New YorkPrimaryLicense 946244 · taxonomy 2085R0204X

Interventional radiologists near Dr. Shackles

Counts of interventional radiologists 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. Christopher M. Shackles billed Medicare for 365 services in 2024

CMS data shows 365 Medicare services from Dr. Shackles across 17 procedure codes in 2024, for 342 Medicare patients. Medicare paid $38,902 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024365
Medicare patients342
Paid by Medicare$38,902
Procedure codes17

Dr. Shackles' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Surgery
2023: 1852024: 22924%
Imaging
2023: 1312024: 1364%
Tests and treatments
2023: 2302024: 0100%
Other services
2023: 1,8902024: 0100%

Dr. Shackles compared with the New York median for interventional radiologists, 2024

  • Dr. Shackles
  • New York median
Medicare services
365vs 42013% below
Medicare patients
342vs 28022% above
Part D claims
16vs 2330% below

Medians across 278 interventional radiologists in New York with Dmand AI profiles that report each measure.

Dr. Shackles' 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. Shackles

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

Dr. Christopher M. Shackles treated 342 Medicare patients in 2024, average age 74

CMS counts 342 Medicare patients who saw Dr. Shackles in 2024. The largest group is 75 to 84, with 138 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 24% are also on Medicaid. Their average risk score is 2.85, 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. Shackles' median patient age at 65, with 45% women.

Medicare patients, 2024342
Average age74
Average risk score2.85
Also on Medicaid24%

Dr. Shackles' Medicare patients by age, 2024

Dr. Shackles' Medicare patients by sex, 2024

  • Women15946%
  • Men18354%

Chronic conditions among Dr. Shackles' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Chronic kidney disease52%
  4. Ischemic heart disease51%
  5. Arthritis49%
  6. Anxiety42%
  7. Diabetes42%
  8. Heart failure42%

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

Dr. Shackles' 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

  • Women45%
  • Men51%

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

Dr. Christopher M. Shackles wrote 14 Medicare Part D claims in 2024

In 2024, Dr. Shackles wrote 14 Medicare Part D claims. They cover 1 drug, with $430 in total drug cost. In 2022, CMS named 55 claims across 3 drugs.

Part D claims, 202414
Drugs named by CMS1
Total drug cost$430

Dr. Shackles' most prescribed drugs by claims, 2023

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, 2022 to 2023

  • 2022
  • 2023
Claims for drugs CMS names
2022: 552023: 1671%

Drugs named by CMS: 1 in 2023, 3 in 2022.

See all prescribing by Dr. Shackles

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

How Dr. Christopher M. Shackles takes part in Medicare

Dr. Shackles accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Leg revascularization (restoring blood flow): 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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Dr. Christopher M. Shackles has 5 publications on record

Dmand AI links 5 papers to Dr. Shackles, published from 2014 to 2023. Dr. Shackles has published most often in J Vasc Interv Radiol. Dr. Shackles' most frequent co-authors are Kevin Herman, MD, John H. Rundback, MD and Tamim S. Khaddash, MD.

Papers5
Years published2014 to 2023

Dr. Shackles' papers by year, 2014 to 2023

Dr. Shackles' most frequent co-authors

Recent publications by Dr. Shackles

See all 5 publications and co-authors

See who Dr. Shackles researches with

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

How network discovery works

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

Dr. Christopher M. Shackles received $11,852 in industry payments from 2017 to 2025

CMS Open Payments shows 111 general payments to Dr. Shackles from 20 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 60% of the total. Inari Medical, Inc. paid the most, $6,493.

General payments to Dr. Shackles by program year, 2017 to 2025

General payments to Dr. Shackles by kind, 2017 to 2025

$11.9Kin total
  • Food and beverage$7,15060%
  • Travel and lodging$4,60539%
  • Grants$981%

Companies that paid Dr. Shackles the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Shackles

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

Dr. Christopher M. Shackles graduated from Touro College of Osteopathic Medicine

Dr. Shackles graduated from Touro College of Osteopathic Medicine in 2014.

  1. Medical schoolTouro College of Osteopathic Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Christopher M. Shackles'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 Affiliation DataDmand AI Practice 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 Dr. Christopher M. Shackles

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. Christopher M. Shackles' NPI number?

Dr. Christopher M. Shackles' NPI number is 1124448741. It was assigned on April 22, 2014, and it is active in the NPI Registry.

What kind of doctor is Dr. Christopher M. Shackles?

Dr. Christopher M. Shackles is an interventional radiologist in Stony Brook, New York. The primary specialty in the NPI Registry is Vascular & Interventional Radiology Physician (taxonomy code 2085R0204X).

Where does Dr. Christopher M. Shackles practice?

Dr. Shackles practices at Health Sciences Center Suny, Stony Brook, NY 11794. Dr. Shackles also practices at 101 Nicolls Rd, Stony Brook, NY 11794. Dr. Shackles' primary practice is Stony Brook University Hospital in Stony Brook, New York, part of Stony Brook University. Dmand AI also links Dr. Shackles to 1 clinical lab and 1 group practice or clinic.

What is Dr. Christopher M. Shackles' office phone number?

The practice phone on file for Dr. Shackles is (631) 444-4000.

What is Dr. Christopher M. Shackles' medical license number?

Dr. Shackles holds New York license 306058-01.

Which hospitals is Dr. Christopher M. Shackles affiliated with?

Dr. Shackles practices at Stony Brook University Hospital in Stony Brook, New York.

What medical group is Dr. Christopher M. Shackles part of?

Dr. Shackles is linked to Stony Brook Radiology.

Does Dr. Christopher M. Shackles accept Medicare?

Yes. CMS data shows Dr. Shackles billed Medicare for 365 services in 2024, and Dr. Shackles accepts Medicare assignment.

How many Medicare patients does Dr. Christopher M. Shackles see?

CMS counts 342 Medicare patients who saw Dr. Shackles in 2024, with an average age of 74.

What services does Dr. Christopher M. Shackles bill to Medicare?

In 2024, Dr. Shackles' most billed Medicare services were radiation oncology (77001), ultrasound (76937) and surgery: digestive system (49083).

Show 6 more questionsShow fewer questions

Where did Dr. Christopher M. Shackles go to medical school?

Dr. Shackles graduated from Touro College of Osteopathic Medicine in 2014.

What drugs does Dr. Christopher M. Shackles prescribe most?

In 2023 Medicare Part D data, Dr. Shackles' most prescribed drugs by claims were Clopidogrel.

Has Dr. Christopher M. Shackles received payments from drug or device companies?

CMS Open Payments shows $11,852 in general payments to Dr. Shackles from 20 companies from 2017 to 2025. The largest total came from Inari Medical, Inc.

How long has Dr. Christopher M. Shackles been practicing?

Dr. Shackles graduated from medical school in 2014, 12 years ago.

Does Dr. Christopher M. Shackles do research?

Dmand AI links 5 publications to Dr. Shackles, published from 2014 to 2023.

Who does Dr. Christopher M. Shackles publish with?

Dr. Shackles' most frequent co-authors are Kevin Herman, MD (3 shared papers), John H. Rundback, MD (3 shared papers) and Tamim S. Khaddash, MD (1 shared paper).

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