Dr. Colin Arnold Raelson, MD

  • Seattle, WA
  • Interventional cardiologist
NPI1043639065PAC ID6103177266
Medicare services, 2024
1,356
Medicare patients, 2024
933
Part D claims, 2024
462
Publications
5
MIPS score, 2024
87
Practice address
550 17th Ave, Seattle, WA 98122
Practice phone
Call (206) 215-4545
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Swedish Health Services

Seattle, Washington

See all 6 affiliations

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Dr. Colin Arnold Raelson is an interventional cardiologist in Seattle, Washington

Dr. Raelson practices at Swedish Health Services in Seattle, Washington.

Dr. Raelson's NPI, 1043639065, was assigned on April 8, 2014. Dr. Raelson holds Washington license MD61317426.

NPI and contact details
Medicare PAC ID
6103177266
NPI enumeration date
April 8, 2014
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(206) 215-4545
Professional email
Get email
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 Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Colin Arnold Raelson practices at Swedish Health Services in Seattle, Washington

Dr. Raelson's primary practice is Swedish Health Services, at 550 17th Ave, Seattle, WA 98122 in King County. The practice phone is (206) 215-4545.

  • Swedish Health Services
    550 17th Ave, Seattle, WA 98122 · King CountyPhone(206) 215-4545

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

Dr. Colin Arnold Raelson is affiliated with 5 sites of care and 1 medical group

Dr. Raelson's primary practice is Swedish Health Services in Seattle, Washington. Dr. Raelson is also affiliated with Swedish First Hill Campus. The medical group on file is Providence Swedish. Dmand AI also links Dr. Raelson to 3 more hospitals, each named with a free account.

See all 6 affiliations for Dr. Raelson

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. Colin Arnold Raelson's practice

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

EHR by site
SiteEHR vendor and product
Swedish Health ServicesAvailable with a free account
+4 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Colin Arnold Raelson is one of 124 interventional cardiologists in Washington

Interventional cardiology is Dr. Raelson's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dr. Raelson is licensed in Washington.

Specialties and state licenses

  • Interventional cardiology, WashingtonPrimaryLicense MD61317426 · taxonomy 207RI0011X

Interventional cardiologists near Dr. Raelson

Counts of interventional cardiologists 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. Colin Arnold Raelson billed Medicare for 1,356 services in 2024

CMS data shows 1,356 Medicare services from Dr. Raelson across 15 procedure codes in 2024, for 933 Medicare patients. Medicare paid $46,398 for them.

Medicare services, 20241,356
Medicare patients933
Paid by Medicare$46,398
Procedure codes15

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

  • 2023
  • 2024
Tests and treatments
2023: 4472024: 1,205170%
Office and hospital visits
2023: 1112024: 13522%
Other services
2023: 02024: 16

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

  • In an office40630%
  • In a facility95070%

Dr. Raelson compared with the Washington median for interventional cardiologists, 2024

  • Dr. Raelson
  • Washington median
Medicare services
1,356vs 1,10722% above
Medicare patients
933vs 59158% above
Part D claims
355vs 1,59678% below

Medians across 125 interventional cardiologists in Washington with Dmand AI profiles that report each measure.

Dr. Raelson'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. Raelson

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

Dr. Colin Arnold Raelson treated 933 Medicare patients in 2024, average age 78

CMS counts 933 Medicare patients who saw Dr. Raelson in 2024. The largest group is 75 to 84, with 371 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.50, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Raelson's median patient age at 72, with 52% women.

Medicare patients, 2024933
Average age78
Average risk score1.50
Also on Medicaid9%

Dr. Raelson's Medicare patients by age, 2024

Dr. Raelson's Medicare patients by sex, 2024

  • Women51455%
  • Men41945%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis49%
  4. Ischemic heart disease34%
  5. Atrial fibrillation33%
  6. Chronic kidney disease31%
  7. Mood disorders29%
  8. Heart failure28%

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

Dr. Raelson's patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women52%
  • Men48%

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

Dr. Colin Arnold Raelson wrote 462 Medicare Part D claims in 2024

In 2024, Dr. Raelson wrote 462 Medicare Part D claims for 150 patients. 78% of them were for generic drugs. CMS names the drug for 355 of them, across 13 drugs with 11 or more claims each, at $87,683 in total drug cost. In 2023, CMS named 245 claims across 11 drugs.

Part D claims, 2024462
Drugs named by CMS13
Total drug cost$87,683
Part D patients150

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

  • Generic361 claims78%
  • Brand-name101 claims22%

Dr. Raelson'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: 2452024: 35545%

Drugs named by CMS: 13 in 2024, 11 in 2023.

See all prescribing by Dr. Raelson

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. Colin Arnold Raelson 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. Raelson for performance year 2024, reported as part of a group. Dr. Raelson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Raelson as offering telehealth. CMS counts 29 procedures of coronary angioplasty and stenting by Dr. Raelson, more than 64% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Raelson's MIPS scores, performance year 2024

  • 87of 100Final score
  • 80.7of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 78of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Raelson ranks in Medicare procedure volume

Coronary angioplasty and stenting
64th percentile29 procedures

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

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Colin Arnold Raelson has 5 publications on record

Dmand AI links 5 papers to Dr. Raelson, published from 2014 to 2025. The most frequent topics are Atrial Fibrillation. Dr. Raelson has published most often in J Cardiovasc Electrophysiol. Dr. Raelson's most frequent co-authors are Jim Way Cheung, MD, James E. Ip, MD and Bruce B. Lerman, MD.

Papers5
Years published2014 to 2025

Dr. Raelson's papers by year, 2014 to 2025

Topics Dr. Raelson writes about most

  • Atrial Fibrillation

Dr. Raelson's most frequent co-authors

Recent publications by Dr. Raelson

See all 5 publications and co-authors

See who Dr. Raelson researches with

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

How network discovery works

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

Dr. Colin Arnold Raelson received $2,027 in industry payments from 2021 to 2025

CMS Open Payments shows 14 general payments to Dr. Raelson from 5 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 50% of the total. Edwards Lifesciences Corporation paid the most, $1,288.

General payments to Dr. Raelson by program year, 2021 to 2025

General payments to Dr. Raelson by kind, 2021 to 2025

$2Kin total
  • Food and beverage$1,01350%
  • Travel and lodging$1,01350%
  • Education$10%

Companies that paid Dr. Raelson the most, 2021 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Raelson

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

Sources for Dr. Colin Arnold Raelson'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)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)
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. Colin Arnold Raelson

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. Colin Arnold Raelson's NPI number?

Dr. Colin Arnold Raelson's NPI number is 1043639065. It was assigned on April 8, 2014, and it is active in the NPI Registry.

What kind of doctor is Dr. Colin Arnold Raelson?

Dr. Colin Arnold Raelson is an interventional cardiologist in Seattle, Washington. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).

Where does Dr. Colin Arnold Raelson practice?

Dr. Raelson practices at 550 17th Ave, Seattle, WA 98122. Dr. Raelson's primary practice is Swedish Health Services in Seattle, Washington. Dmand AI also links Dr. Raelson to 3 hospitals.

What is Dr. Colin Arnold Raelson's office phone number?

The practice phone on file for Dr. Raelson is (206) 215-4545.

What is Dr. Colin Arnold Raelson's medical license number?

Dr. Raelson holds Washington license MD61317426.

Which hospitals is Dr. Colin Arnold Raelson affiliated with?

Dr. Raelson is affiliated with Swedish First Hill Campus. Dmand AI links Dr. Raelson to 3 more hospitals.

What medical group is Dr. Colin Arnold Raelson part of?

Dr. Raelson is linked to Providence Swedish.

Does Dr. Colin Arnold Raelson accept Medicare?

Yes. CMS data shows Dr. Raelson billed Medicare for 1,356 services in 2024, and Dr. Raelson accepts Medicare assignment.

Does Dr. Colin Arnold Raelson offer telehealth?

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

What is Dr. Colin Arnold Raelson's MIPS score?

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

Show 7 more questionsShow fewer questions

How many Medicare patients does Dr. Colin Arnold Raelson see?

CMS counts 933 Medicare patients who saw Dr. Raelson in 2024, with an average age of 78.

What services does Dr. Colin Arnold Raelson bill to Medicare?

In 2024, Dr. Raelson's most billed Medicare services were heart test or procedure (93010), special service (99152) and office visit, new patient (99204).

What drugs does Dr. Colin Arnold Raelson prescribe most?

In 2024 Medicare Part D data, Dr. Raelson's most prescribed drugs by claims were Metoprolol Succinate, Atorvastatin Calcium and Clopidogrel.

Has Dr. Colin Arnold Raelson received payments from drug or device companies?

CMS Open Payments shows $2,027 in general payments to Dr. Raelson from 5 companies from 2021 to 2025. The largest total came from Edwards Lifesciences Corporation.

How long has Dr. Colin Arnold Raelson been practicing?

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

Does Dr. Colin Arnold Raelson do research?

Dmand AI links 5 publications to Dr. Raelson, published from 2014 to 2025.

Who does Dr. Colin Arnold Raelson publish with?

Dr. Raelson's most frequent co-authors are Jim Way Cheung, MD (2 shared papers), James E. Ip, MD (2 shared papers) and Bruce B. Lerman, MD (2 shared papers).

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