Dr. Abigail Defrees May Khan, MD
- Medicare services, 2024
- 434
- Medicare patients, 2024
- 358
- Part D claims, 2024
- 299
- Publications
- 47
- MIPS score, 2024
- 99
- Practice address
- 3181 SW Sam Jackson Park Road, Portland, OR 97239
- Practice phone
- Call (503) 494-9000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Khan's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Abigail Defrees May Khan is a cardiologist in Portland, Oregon
Dr. Khan practices at OHSU Hospital in Portland, Oregon, part of State of Oregon.
Dr. Khan's NPI, 1558498980, was assigned on February 27, 2007. Dr. Khan graduated from Harvard Medical School in 2006. Dr. Khan holds Oregon license MD172161.
- NPI
- 1558498980NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2860542719
- NPI enumeration date
- February 27, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (503) 494-9000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Abigail Defrees May Khan practices at OHSU Hospital in Portland, Oregon
Dr. Khan's primary practice is OHSU Hospital, at 3181 SW Sam Jackson Park Road, Portland, OR 97239 in Multnomah County. The practice phone is (503) 494-9000.
- OHSU Hospital3181 SW Sam Jackson Park Road, Portland, OR 97239 · Multnomah CountyPhone(503) 494-9000
Source: Dmand AI Affiliation Data
Dr. Abigail Defrees May Khan is affiliated with 3 sites of care and 1 medical group
Dr. Khan's primary practice is OHSU Hospital in Portland, Oregon, part of State of Oregon. The medical group on file is Oregon Health & Science University (OHSU). Dmand AI also links Dr. Khan to 1 more clinical lab and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Abigail Defrees May Khan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Khan practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OHSU Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Abigail Defrees May Khan is one of 233 cardiologists in Oregon
Cardiovascular disease is Dr. Khan's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dmand AI has Dr. Khan's licenses on file in 2 states: Oregon and Massachusetts.
Specialties and state licenses
- Cardiovascular disease, OregonPrimary
- Internal medicine, Massachusetts
Cardiologists near Dr. Khan
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. Abigail Defrees May Khan billed Medicare for 434 services in 2024
CMS data shows 434 Medicare services from Dr. Khan across 10 procedure codes in 2024, for 358 Medicare patients. Medicare paid $21,550 for them.
Dr. Khan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 3902024: 33913%
- Office and hospital visits
- 2023: 772024: 826%
- Imaging
- 2023: 202024: 1335%
Where Dr. Khan's Medicare services took place, 2024
- In an office123%
- In a facility42297%
Dr. Khan compared with the Oregon median for cardiologists, 2024
- Dr. Khan
- Oregon median
- Medicare services
- 434vs 1,19764% below
- Medicare patients
- 358vs 75252% below
- Part D claims
- 198vs 1,60988% below
Medians across 234 cardiologists in Oregon with Dmand AI profiles that report each measure.
Dr. Khan'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. Abigail Defrees May Khan treated 358 Medicare patients in 2024, average age 72
CMS counts 358 Medicare patients who saw Dr. Khan in 2024. The largest group is 65 to 74, with 143 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 22% are also on Medicaid. Their average risk score is 2.02, 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. Khan's median patient age at 68, with 51% women.
Dr. Khan's Medicare patients by age, 2024
Dr. Khan's Medicare patients by sex, 2024
- Women17749%
- Men18151%
Chronic conditions among Dr. Khan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Heart failure51%
- Ischemic heart disease47%
- Atrial fibrillation44%
- Arthritis43%
- Chronic kidney disease37%
- Diabetes33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Khan'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
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Abigail Defrees May Khan wrote 299 Medicare Part D claims in 2024
In 2024, Dr. Khan wrote 299 Medicare Part D claims for 45 patients. 75% of them were for generic drugs. CMS names the drug for 198 of them, across 10 drugs with 11 or more claims each, at $76,400 in total drug cost. In 2023, CMS named 146 claims across 7 drugs.
Dr. Khan's Part D claims by kind of drug, 2024
- Generic225 claims75%
- Brand-name74 claims25%
Dr. Khan'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: 1462024: 19836%
Drugs named by CMS: 10 in 2024, 7 in 2023.
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. Abigail Defrees May Khan scored 99 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Dr. Khan for performance year 2024, reported through an alternative payment model (APM). Dr. Khan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Khan as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Khan's MIPS scores, performance year 2024
- 99of 100Final score
- 84.3of 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. Abigail Defrees May Khan has 47 publications on record
Dmand AI links 47 papers to Dr. Khan, published from 2010 to 2024. 2021 was the busiest year, with 5. The most frequent topics are Heart Defects, Congenital, Echocardiography and Oregon. Dr. Khan has published most often in J Am Heart Assoc. Dr. Khan's most frequent co-authors are Craig Stanford Broberg, MD, Yuli Y. Kim, MD and Stephanie Fuller, MD.
Dr. Khan's papers by year, 2014 to 2024
Topics Dr. Khan writes about most
- Heart Defects, Congenital
- Echocardiography
- Oregon
- Sodium Chloride
- Ventricular Dysfunction, Left
- Cardiac Surgical Procedures
- Cardiomyopathies
- Cardiopulmonary Resuscitation
Dr. Khan's most frequent co-authors
- Craig Stanford Broberg, MD12 shared papers
- Yuli Y. Kim, MD7 shared papers
- Stephanie Fuller, MD5 shared papers
Recent publications by Dr. Khan
Heart Surg Forum
Am J Cardiol
Pediatr Cardiol
See who Dr. Khan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Khan works with, so you can find a warm path to the right cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Abigail Defrees May Khan received $1,925 in industry payments from 2016 to 2025
CMS Open Payments shows 14 general payments to Dr. Khan from 3 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 67% of the total. Medtronic Vascular, Inc. paid the most, $1,877.
General payments to Dr. Khan by program year, 2016 to 2025
General payments to Dr. Khan by kind, 2016 to 2025
- Travel and lodging$1,29667%
- Food and beverage$62933%
Companies that paid Dr. Khan the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Abigail Defrees May Khan graduated from Harvard Medical School
Dr. Khan graduated from Harvard Medical School in 2006.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Abigail Defrees May Khan's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors 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-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Abigail Defrees May Khan
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. Abigail Defrees May Khan's NPI number?
Dr. Abigail Defrees May Khan's NPI number is 1558498980. It was assigned on February 27, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Abigail Defrees May Khan?
Dr. Abigail Defrees May Khan is a cardiologist in Portland, Oregon. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Abigail Defrees May Khan practice?
Dr. Khan practices at 3181 SW Sam Jackson Park Road, Portland, OR 97239. Dr. Khan's primary practice is OHSU Hospital in Portland, Oregon, part of State of Oregon. Dmand AI also links Dr. Khan to 1 clinical lab and 1 group practice or clinic.
What is Dr. Abigail Defrees May Khan's office phone number?
The practice phone on file for Dr. Khan is (503) 494-9000.
What is Dr. Abigail Defrees May Khan's medical license number?
Dr. Khan holds Oregon license MD172161, one of the licenses on file in 2 states.
Which states has Dr. Abigail Defrees May Khan been licensed in?
Dmand AI has state licenses on file for Dr. Khan in Oregon and Massachusetts.
Which hospitals is Dr. Abigail Defrees May Khan affiliated with?
Dr. Khan practices at OHSU Hospital in Portland, Oregon.
What medical group is Dr. Abigail Defrees May Khan part of?
Dr. Khan is linked to Oregon Health & Science University (OHSU).
Does Dr. Abigail Defrees May Khan accept Medicare?
Yes. CMS data shows Dr. Khan billed Medicare for 434 services in 2024, and Dr. Khan accepts Medicare assignment.
Does Dr. Abigail Defrees May Khan offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Khan as offering telehealth services.
Show 9 more questionsShow fewer questions
What is Dr. Abigail Defrees May Khan's MIPS score?
Dr. Khan's MIPS final score for performance year 2024 is 99 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Abigail Defrees May Khan see?
CMS counts 358 Medicare patients who saw Dr. Khan in 2024, with an average age of 72.
What services does Dr. Abigail Defrees May Khan bill to Medicare?
In 2024, Dr. Khan's most billed Medicare services were heart test or procedure (93306), heart test or procedure (93325) and hospital inpatient care (99232).
Where did Dr. Abigail Defrees May Khan go to medical school?
Dr. Khan graduated from Harvard Medical School in 2006.
What drugs does Dr. Abigail Defrees May Khan prescribe most?
In 2024 Medicare Part D data, Dr. Khan's most prescribed drugs by claims were Eliquis, Entresto and Furosemide.
Has Dr. Abigail Defrees May Khan received payments from drug or device companies?
CMS Open Payments shows $1,925 in general payments to Dr. Khan from 3 companies from 2016 to 2025. The largest total came from Medtronic Vascular, Inc.
How long has Dr. Abigail Defrees May Khan been practicing?
Dr. Khan graduated from medical school in 2006, 20 years ago.
Does Dr. Abigail Defrees May Khan do research?
Dmand AI links 47 publications to Dr. Khan, published from 2010 to 2024.
Who does Dr. Abigail Defrees May Khan publish with?
Dr. Khan's most frequent co-authors are Craig Stanford Broberg, MD (12 shared papers), Yuli Y. Kim, MD (7 shared papers) and Stephanie Fuller, MD (5 shared papers).
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