Dr. Karlyn B. Huddy, MD

  • Kirkland, WA
  • Cardiologist
NPI1922292051PAC ID4789906264
Medicare services, 2024
2,493
Medicare patients, 2024
1,051
Part D claims, 2024
5,886
Publications
2
MIPS score, 2024
87
Practice address
12040 Ne 128th St, Kirkland, WA 98034
Practice phone
Call (425) 899-1000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

EvergreenHealth Medical Center Kirkland

Kirkland, Washington

See all 6 affiliations

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Dr. Karlyn B. Huddy is a cardiologist in Kirkland, Washington

Dr. Huddy practices at EvergreenHealth Medical Center Kirkland in Kirkland, Washington.

Dr. Huddy's NPI, 1922292051, was assigned on August 31, 2007. Dr. Huddy graduated from Geisel School of Medicine at Dartmouth in 2007. Dr. Huddy holds Washington license MD60449834.

NPI and contact details
Medicare PAC ID
4789906264
NPI enumeration date
August 31, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(425) 899-1000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
45
Medical school graduation
2007

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

Dr. Karlyn B. Huddy practices at EvergreenHealth Medical Center Kirkland in Kirkland, Washington

Dr. Huddy's primary practice is EvergreenHealth Medical Center Kirkland, at 12040 Ne 128th St, Kirkland, WA 98034 in King County. The practice phone is (425) 899-1000.

  • EvergreenHealth Medical Center Kirkland
    12040 Ne 128th St, Kirkland, WA 98034 · King CountyPhone(425) 899-1000

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

Dr. Karlyn B. Huddy is affiliated with 5 sites of care and 1 medical group

Dr. Huddy's primary practice is EvergreenHealth Medical Center Kirkland in Kirkland, Washington. Dr. Huddy is also affiliated with EvergreenHealth Medical Center. The medical group on file is Booth Gardner Parkinson's Care Center. Dmand AI also links Dr. Huddy to 2 more hospitals and 1 group practice or clinic, each named with a free account.

See all 6 affiliations for Dr. Huddy

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

Dmand AI tracks the EHR system at Dr. Karlyn B. Huddy's practice

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

EHR by site
SiteEHR vendor and product
EvergreenHealth Medical Center KirklandAvailable with a free account
+4 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Karlyn B. Huddy is one of 416 cardiologists in Washington

Cardiovascular disease is Dr. Huddy's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Huddy is licensed in Washington.

Specialties and state licenses

  • Cardiovascular disease, WashingtonPrimaryLicense MD60449834 · taxonomy 207RC0000X

Cardiologists near Dr. Huddy

Counts of 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. Karlyn B. Huddy billed Medicare for 2,493 services in 2024

CMS data shows 2,493 Medicare services from Dr. Huddy across 22 procedure codes in 2024, for 1,051 Medicare patients. Medicare paid $115,249 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 20242,493
Medicare patients1,051
Paid by Medicare$115,249
Procedure codes22

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

  • 2023
  • 2024
Tests and treatments
2023: 1,6092024: 1,45310%
Office and hospital visits
2023: 1,1432024: 96615%
Imaging
2023: 1072024: 7431%

Dr. Huddy compared with the Washington median for cardiologists, 2024

  • Dr. Huddy
  • Washington median
Medicare services
2,493vs 1,52064% above
Medicare patients
1,051vs 84624% above
Part D claims
5,707vs 1,7213.3 times

Medians across 425 cardiologists in Washington with Dmand AI profiles that report each measure.

Dr. Huddy'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. Huddy

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

Dr. Karlyn B. Huddy treated 1,051 Medicare patients in 2024, average age 78

CMS counts 1,051 Medicare patients who saw Dr. Huddy in 2024. The largest group is 75 to 84, with 444 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.51, 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. Huddy's median patient age at 76, with 58% women.

Medicare patients, 20241,051
Average age78
Average risk score1.51
Also on Medicaid6%

Dr. Huddy's Medicare patients by age, 2024

Dr. Huddy's Medicare patients by sex, 2024

  • Women62960%
  • Men42240%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis51%
  4. Ischemic heart disease49%
  5. Atrial fibrillation39%
  6. Heart failure37%
  7. Chronic kidney disease31%
  8. Diabetes27%

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

Dr. Huddy's patients across all payers

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

Patient panel by age, all payers

Median age 76

Patient panel by sex, all payers

  • Women58%
  • Men42%

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

Dr. Karlyn B. Huddy wrote 5,886 Medicare Part D claims in 2024

In 2024, Dr. Huddy wrote 5,886 Medicare Part D claims for 718 patients. 86% of them were for generic drugs. CMS names the drug for 5,707 of them, across 48 drugs with 11 or more claims each, at $932,933 in total drug cost. In 2023, CMS named 5,646 claims across 49 drugs.

Part D claims, 20245,886
Drugs named by CMS48
Total drug cost$932,933
Part D patients718

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

  • Generic5,087 claims86%
  • Brand-name799 claims14%

Dr. Huddy'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. Huddy's Part D claims, 2024

  • Antibiotics0%21 of 5,886 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: 5,6462024: 5,7071%

Drugs named by CMS: 48 in 2024, 49 in 2023.

See all prescribing by Dr. Huddy

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. Karlyn B. Huddy 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. Huddy for performance year 2024, reported through an alternative payment model (APM). Dr. Huddy accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Huddy as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Huddy's MIPS scores, performance year 2024

  • 87of 100Final score
  • 73.5of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

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. Karlyn B. Huddy has 2 publications on record

Dmand AI links 2 papers to Dr. Huddy in 2013.

Papers2

Recent publications by Dr. Huddy

See all 2 publications and co-authors

See who Dr. Huddy researches with

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

How network discovery works

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

Dr. Karlyn B. Huddy received $73 in industry payments from 2016 to 2023

CMS Open Payments shows 4 general payments to Dr. Huddy from 3 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Medtronic Vascular, Inc. paid the most, $33.

General payments to Dr. Huddy by program year, 2016 to 2023

Companies that paid Dr. Huddy the most, 2016 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Huddy

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

Dr. Karlyn B. Huddy graduated from Geisel School of Medicine at Dartmouth

Dr. Huddy graduated from Geisel School of Medicine at Dartmouth in 2007.

  1. Medical schoolGeisel School of Medicine at Dartmouth

Source: Dmand AI Professional Profile Data

Sources for Dr. Karlyn B. Huddy'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 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
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. Karlyn B. Huddy

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. Karlyn B. Huddy's NPI number?

Dr. Karlyn B. Huddy's NPI number is 1922292051. It was assigned on August 31, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Karlyn B. Huddy?

Dr. Karlyn B. Huddy is a cardiologist in Kirkland, Washington. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Dr. Karlyn B. Huddy practice?

Dr. Huddy practices at 12040 Ne 128th St, Kirkland, WA 98034. Dr. Huddy's primary practice is EvergreenHealth Medical Center Kirkland in Kirkland, Washington. Dmand AI also links Dr. Huddy to 2 hospitals and 1 group practice or clinic.

What is Dr. Karlyn B. Huddy's office phone number?

The practice phone on file for Dr. Huddy is (425) 899-1000.

What is Dr. Karlyn B. Huddy's medical license number?

Dr. Huddy holds Washington license MD60449834.

Which hospitals is Dr. Karlyn B. Huddy affiliated with?

Dr. Huddy is affiliated with EvergreenHealth Medical Center. Dmand AI links Dr. Huddy to 2 more hospitals.

What medical group is Dr. Karlyn B. Huddy part of?

Dr. Huddy is linked to Booth Gardner Parkinson's Care Center.

Does Dr. Karlyn B. Huddy accept Medicare?

Yes. CMS data shows Dr. Huddy billed Medicare for 2,493 services in 2024, and Dr. Huddy accepts Medicare assignment.

Does Dr. Karlyn B. Huddy offer telehealth?

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

What is Dr. Karlyn B. Huddy's MIPS score?

Dr. Huddy's MIPS final score for performance year 2024 is 87 out of 100, reported through an alternative payment model (APM).

Show 7 more questionsShow fewer questions

How many Medicare patients does Dr. Karlyn B. Huddy see?

CMS counts 1,051 Medicare patients who saw Dr. Huddy in 2024, with an average age of 78.

What services does Dr. Karlyn B. Huddy bill to Medicare?

In 2024, Dr. Huddy's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93010) and heart test or procedure (93306).

Where did Dr. Karlyn B. Huddy go to medical school?

Dr. Huddy graduated from Geisel School of Medicine at Dartmouth in 2007.

What drugs does Dr. Karlyn B. Huddy prescribe most?

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

Has Dr. Karlyn B. Huddy received payments from drug or device companies?

CMS Open Payments shows $73 in general payments to Dr. Huddy from 3 companies from 2016 to 2023. The largest total came from Medtronic Vascular, Inc.

How long has Dr. Karlyn B. Huddy been practicing?

Dr. Huddy graduated from medical school in 2007, 19 years ago.

Does Dr. Karlyn B. Huddy do research?

Dmand AI links 2 publications to Dr. Huddy.

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