Dr. Harry Aaron Kahn, FACS, MD, MPH

  • Kirkland, WA
  • General practice physician
NPI1457321739PAC ID5496858789
Medicare services, 2024
126
Medicare patients, 2024
123
Part D claims, 2024
101
MIPS score, 2024
87
Hospital affiliations
1
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 4 affiliations

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Dr. Harry Aaron Kahn is a general practice physician in Kirkland, Washington

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

Dr. Kahn's NPI, 1457321739, was assigned on January 26, 2006. Dr. Kahn graduated from Sidney Kimmel Medical College in 1989. Dr. Kahn's Washington license number on file is MD33795.

NPI and contact details
Medicare PAC ID
5496858789
NPI enumeration date
January 26, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(425) 899-1000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
63
Medical school graduation
1989

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

Dr. Harry Aaron Kahn practices at EvergreenHealth Medical Center Kirkland in Kirkland, Washington

Dr. Kahn'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. Harry Aaron Kahn is affiliated with 3 sites of care and 1 medical group

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

See all 4 affiliations for Dr. Kahn

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

Dmand AI tracks the EHR system at Dr. Harry Aaron Kahn's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kahn practices, 2 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
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Harry Aaron Kahn is one of 238 general practice physicians in Washington

General practice is Dr. Kahn's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Kahn is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery. Dmand AI has Dr. Kahn's licenses on file in 3 states: Washington, New York and Pennsylvania.

Specialties and state licenses

  • General practice, WashingtonPrimaryLicense MD33795 · 1996 to 2025 · taxonomy 208D00000X
  • New York license1993 to 1997
  • Pennsylvania license1995 to 1996

Clinical focus

Dmand AI lists abdominal adhesion surgery, acute gallbladder or bile duct inflammation, appendectomy, chest trauma, colonoscopy, colon removal, gallbladder removal and gastrointestinal bleeding among the conditions Dr. Kahn treats.

General practice physicians near Dr. Kahn

Counts of general practice physicians with a Dmand AI profile, by place and practice. Each opens the list.

238general practice physicians in Washington
2general practice physicians in Kirkland

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

Dr. Harry Aaron Kahn billed Medicare for 126 services in 2024

CMS data shows 126 Medicare services from Dr. Kahn across 7 procedure codes in 2024, for 123 Medicare patients. Medicare paid $12,416 for them.

Medicare services, 2024126
Medicare patients123
Paid by Medicare$12,416
Procedure codes7

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

  • 2023
  • 2024
Office and hospital visits
2023: 1232024: 7936%
Surgery
2023: 562024: 3636%
Other services
2023: 122024: 118%

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

  • In an office9676%
  • In a facility3024%

Dr. Kahn compared with the Washington median for general practice physicians, 2024

  • Dr. Kahn
  • Washington median
Medicare services
126vs 126Close to median
Medicare patients
123vs 432.9 times
Part D claims
76vs 8511% below

Medians across 117 general practice physicians in Washington with Dmand AI profiles that report each measure.

Dr. Kahn'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.

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

Dr. Harry Aaron Kahn treated 123 Medicare patients in 2024, average age 75

CMS counts 123 Medicare patients who saw Dr. Kahn in 2024. The largest group is 65 to 74, with 51 patients. 71% of them have high cholesterol, and 62% have high blood pressure. 9% are also on Medicaid. Their average risk score is 1.31, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Kahn's median patient age at 68, with 48% women.

Medicare patients, 2024123
Average age75
Average risk score1.31
Also on Medicaid9%

Dr. Kahn's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Kahn's Medicare patients by sex, 2024

  • Women6956%
  • Men5444%

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

  1. High cholesterol71%
  2. High blood pressure62%
  3. Arthritis46%
  4. Cancer44%
  5. Ischemic heart disease32%
  6. Mood disorders30%
  7. Anxiety26%
  8. Depression25%

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

Dr. Kahn's patients across all payers

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

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women48%
  • Men51%

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

Dr. Harry Aaron Kahn wrote 101 Medicare Part D claims in 2024

In 2024, Dr. Kahn wrote 101 Medicare Part D claims for 44 patients. 97% of them were for generic drugs. CMS names the drug for 76 of them, across 3 drugs with 11 or more claims each, at $135 in total drug cost. In 2023, CMS named 71 claims across 4 drugs.

Part D claims, 2024101
Drugs named by CMS3
Total drug cost$135
Part D patients44

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

  • Generic98 claims97%
  • Brand-name and other3 claims3%

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

  • Opioids31%31 of 101 claims
  • Antibiotics55%56 of 101 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: 712024: 767%

Drugs named by CMS: 3 in 2024, 4 in 2023.

See all prescribing by Dr. Kahn

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. Harry Aaron Kahn 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. Kahn for performance year 2024, reported through an alternative payment model (APM). Dr. Kahn accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 39 procedures of colonoscopy by Dr. Kahn, more than 58% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Kahn'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.

Where Dr. Kahn ranks in Medicare procedure volume

Colonoscopy
58th percentile39 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. Harry Aaron Kahn received $141 in industry payments in 2022

CMS Open Payments shows 1 general payment to Dr. Kahn from 1 drug or device company in 2022. Education make up the largest share, 100% of the total. Intuitive Surgical, Inc. paid the most, $141.

Companies that paid Dr. Kahn the most, 2022 to 2022

Share is of all general payments to this clinician.

See all payments to Dr. Kahn

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

Dr. Harry Aaron Kahn graduated from Sidney Kimmel Medical College

Dr. Kahn graduated from Sidney Kimmel Medical College in 1989. Dr. Kahn is a member of ACS and ASCRS.

  1. Medical schoolSidney Kimmel Medical College
  2. Board certified in colon & rectal surgeryAmerican Board of Colon and Rectal Surgery
  3. Board certified in surgeryAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Harry Aaron Kahn accepts plans from 10 insurance carriers

Dr. Kahn is in network with 10 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • Humana
  • Kaiser Permanente
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • +2 more carriersWith a free account

Plan types Dr. Kahn accepts, by number of carriers

  1. Medicare10
  2. PPO9
  3. HMO6
  4. POS4
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Harry Aaron Kahn'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network 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. Harry Aaron Kahn

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. Harry Aaron Kahn's NPI number?

Dr. Harry Aaron Kahn's NPI number is 1457321739. It was assigned on January 26, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Harry Aaron Kahn?

Dr. Harry Aaron Kahn is a general practice physician in Kirkland, Washington. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).

Where does Dr. Harry Aaron Kahn practice?

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

What is Dr. Harry Aaron Kahn's office phone number?

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

What is Dr. Harry Aaron Kahn's medical license number?

Dr. Kahn's Washington license number on file is MD33795, one of the licenses on file in 3 states.

Which states has Dr. Harry Aaron Kahn been licensed in?

Dmand AI has state licenses on file for Dr. Kahn in Washington (1996 to 2025), New York (1993 to 1997) and Pennsylvania (1995 to 1996).

Which hospitals is Dr. Harry Aaron Kahn affiliated with?

Dr. Kahn is affiliated with EvergreenHealth Medical Center.

What medical group is Dr. Harry Aaron Kahn part of?

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

Does Dr. Harry Aaron Kahn accept Medicare?

Yes. CMS data shows Dr. Kahn billed Medicare for 126 services in 2024, and Dr. Kahn accepts Medicare assignment.

What is Dr. Harry Aaron Kahn's MIPS score?

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

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Harry Aaron Kahn see?

CMS counts 123 Medicare patients who saw Dr. Kahn in 2024, with an average age of 75.

Is Dr. Harry Aaron Kahn board certified?

Yes. Dr. Kahn is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery.

What services does Dr. Harry Aaron Kahn bill to Medicare?

In 2024, Dr. Kahn's most billed Medicare services were office visit, new patient (99203), office visit, established patient (99213) and surgery: digestive system (45380).

Where did Dr. Harry Aaron Kahn go to medical school?

Dr. Kahn graduated from Sidney Kimmel Medical College in 1989.

What drugs does Dr. Harry Aaron Kahn prescribe most?

In 2024 Medicare Part D data, Dr. Kahn's most prescribed drugs by claims were Metronidazole, Ciprofloxacin HCl and Oxycodone HCl.

Has Dr. Harry Aaron Kahn received payments from drug or device companies?

CMS Open Payments shows $141 in general payments to Dr. Kahn from 1 company from 2022 to 2022. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Harry Aaron Kahn been practicing?

Dr. Kahn graduated from medical school in 1989, 37 years ago.

What insurance does Dr. Harry Aaron Kahn accept?

Dr. Kahn is in network with 10 carriers, including Aetna, United Healthcare and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

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