Dr. Kristopher M. Day, FACS, MD

  • Seattle, WA
  • General surgeon
NPI1790002350
Medicare services, 2021
17
Part D claims, 2024
63
Publications
26
MIPS score, 2024
82
Industry payments
$2,414
Practice address
747 Broadway, Seattle, WA 98122
Practice phone
Call (206) 386-6000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Swedish Medical Center -First Hill

Seattle, Washington

See all 2 affiliations

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Dr. Kristopher M. Day is a general surgeon in Seattle, Washington

Dr. Day practices at Swedish Medical Center -First Hill in Seattle, Washington.

Dr. Day's NPI, 1790002350, was assigned on April 22, 2010. Dr. Day graduated from University of Iowa, RJ & L Carver College of Medicine in 2010. Dr. Day holds Washington license 61182693.

NPI and contact details
NPI enumeration date
April 22, 2010
NPI status
Active
Practice phone
(206) 386-6000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
42
Medical school graduation
2010

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

Dr. Kristopher M. Day practices at Swedish Medical Center -First Hill in Seattle, Washington

Dr. Day's primary practice is Swedish Medical Center -First Hill, at 747 Broadway, Seattle, WA 98122 in King County. The practice phone is (206) 386-6000.

  • Swedish Medical Center -First Hill
    747 Broadway, Seattle, WA 98122 · King CountyPhone(206) 386-6000

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

Dr. Kristopher M. Day is affiliated with 2 sites of care

Dr. Day's primary practice is Swedish Medical Center -First Hill in Seattle, Washington. Dmand AI also links Dr. Day to 1 physician office, named with a free account.

Swedish Medical Center -First HillSeattle, WashingtonPrimary
1 physician officeName with a free account
See all 2 affiliations for Dr. Day

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

Dmand AI tracks the EHR system at Dr. Kristopher M. Day's practice

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

EHR by site
SiteEHR vendor and product
Swedish Medical Center -First HillAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Kristopher M. Day is one of 642 general surgeons in Washington

Surgery is Dr. Day's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Day's licenses on file in 3 states: Washington, Iowa and West Virginia.

Specialties and state licenses

  • Surgery, WashingtonPrimaryLicense MD61293744 · taxonomy 208600000X
  • Surgery of the hand (surgery), IowaLicense MD-47359 · taxonomy 2086S0105X
  • Plastic and reconstructive surgery, West VirginiaLicense 29120 · taxonomy 2086S0122X

General surgeons near Dr. Day

Counts of general 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

Dr. Kristopher M. Day billed Medicare for 17 services in 2021

CMS data shows 17 Medicare services from Dr. Day across 1 procedure code in 2021, all of them office visits. Medicare paid $1,012 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202117
Paid by Medicare$1,012
Procedure codes1

Dr. Day compared with the Washington median for general surgeons, 2021

  • Dr. Day
  • Washington median
Medicare services
17vs 9282% below

Medians across 610 general surgeons in Washington with Dmand AI profiles that report each measure.

Dr. Day's most billed Medicare procedure codes, 2021

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. Day

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

Dr. Kristopher M. Day's patients have a median age of 37

Across all payers, Dmand AI patient panel data puts Dr. Day's median patient age at 37, with 64% women.

Dr. Day's patients across all payers

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

Patient panel by age, all payers

Median age 37

Patient panel by sex, all payers

  • Women64%
  • Men34%

Source: Dmand AI Patient Panel Data

Dr. Kristopher M. Day wrote 63 Medicare Part D claims in 2024

In 2024, Dr. Day wrote 63 Medicare Part D claims for 12 patients. 94% of them were for generic drugs.

Part D claims, 202463
Part D patients12

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

  • Generic59 claims94%
  • Brand-name and other4 claims6%

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

  • Antibiotics17%11 of 63 claims

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

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Kristopher M. Day scored 82 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Dr. Day for performance year 2024, reported as part of a group.

Dr. Day's MIPS scores, performance year 2024

  • 82of 100Final score
  • 66.8of 100Quality
  • 99of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 100Cost

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

Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Kristopher M. Day has 26 publications on record

Dmand AI links 26 papers to Dr. Day, published from 2014 to 2021. 2015 was the busiest year, with 5. The most frequent topics are Postoperative Complications, Clinical Competence and Internship and Residency. Dr. Day has published most often in J Craniofac Surg. Dr. Day's most frequent co-authors are Mark A. Brzezienski, MD, Larry A. Sargent, MD and Raymond Jackson Harshbarger, MD.

Papers26
Years published2014 to 2021

Dr. Day's papers by year, 2014 to 2021

Topics Dr. Day writes about most

  • Postoperative Complications
  • Clinical Competence
  • Internship and Residency
  • Tomography, X-Ray Computed
  • Anesthetics, Local
  • Breast Implants
  • Bupivacaine
  • Curriculum

Dr. Day's most frequent co-authors

Recent publications by Dr. Day

See all 26 publications and co-authors

See who Dr. Day researches with

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

How network discovery works

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

Dr. Kristopher M. Day received $2,414 in industry payments from 2018 to 2025

CMS Open Payments shows 44 general payments to Dr. Day from 11 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 95% of the total. KLS-Martin L.P. paid the most, $1,111.

General payments to Dr. Day by program year, 2018 to 2025

General payments to Dr. Day by kind, 2018 to 2025

$2.4Kin total
  • Food and beverage$2,28595%
  • Travel and lodging$1295%

Companies that paid Dr. Day the most, 2018 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Day

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

Dr. Kristopher M. Day graduated from University of Iowa, RJ & L Carver College of Medicine

Dr. Day graduated from University of Iowa, RJ & L Carver College of Medicine in 2010.

  1. Medical schoolUniversity of Iowa, RJ & L Carver College of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Kristopher M. Day'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 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 Data
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesClinician 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
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. Kristopher M. Day

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. Kristopher M. Day's NPI number?

Dr. Kristopher M. Day's NPI number is 1790002350. It was assigned on April 22, 2010, and it is active in the NPI Registry.

What kind of doctor is Dr. Kristopher M. Day?

Dr. Kristopher M. Day is a general surgeon in Seattle, Washington. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Kristopher M. Day practice?

Dr. Day practices at 747 Broadway, Seattle, WA 98122. Dr. Day's primary practice is Swedish Medical Center -First Hill in Seattle, Washington. Dmand AI also links Dr. Day to 1 physician office.

What is Dr. Kristopher M. Day's office phone number?

The practice phone on file for Dr. Day is (206) 386-6000.

What is Dr. Kristopher M. Day's medical license number?

Dr. Day holds Washington license 61182693, one of the licenses on file in 3 states.

Which states has Dr. Kristopher M. Day been licensed in?

Dmand AI has state licenses on file for Dr. Day in Washington, Iowa and West Virginia.

Does Dr. Kristopher M. Day accept Medicare?

Yes. CMS data shows Dr. Day billed Medicare for 17 services in 2021.

What is Dr. Kristopher M. Day's MIPS score?

Dr. Day's MIPS final score for performance year 2024 is 82 out of 100, reported as part of a group.

What services does Dr. Kristopher M. Day bill to Medicare?

In 2021, Dr. Day's most billed Medicare services were office visit, established patient (99214).

Where did Dr. Kristopher M. Day go to medical school?

Dr. Day graduated from University of Iowa, RJ & L Carver College of Medicine in 2010.

Show 4 more questionsShow fewer questions

Has Dr. Kristopher M. Day received payments from drug or device companies?

CMS Open Payments shows $2,414 in general payments to Dr. Day from 11 companies from 2018 to 2025. The largest total came from KLS-Martin L.P.

How long has Dr. Kristopher M. Day been practicing?

Dr. Day graduated from medical school in 2010, 16 years ago.

Does Dr. Kristopher M. Day do research?

Dmand AI links 26 publications to Dr. Day, published from 2014 to 2021.

Who does Dr. Kristopher M. Day publish with?

Dr. Day's most frequent co-authors are Mark A. Brzezienski, MD (5 shared papers), Larry A. Sargent, MD (5 shared papers) and Raymond Jackson Harshbarger, MD (3 shared papers).

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