Carey Farquhar, MPH

  • Seattle, WA
  • Infectious disease specialist
NPI1376623355PAC ID9234264219
Medicare services, 2024
16
Medicare patients, 2024
39
Part D claims, 2024
824
Publications
228
Clinical trials
2
Practice address
325 9th Avenue, Seattle, WA 98104
Practice phone
Call (206) 744-9535
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Harborview Medical Center

Hospital · Seattle, Washington

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Carey Farquhar is an infectious disease specialist in Seattle, Washington

Carey Farquhar practices at Harborview Medical Center in Seattle, Washington, part of University of Washington.

Carey Farquhar's NPI, 1376623355, was assigned on October 16, 2006. Carey Farquhar graduated from Harvard Medical School in 1994. Carey Farquhar holds Washington license MD00033960.

NPI and contact details
Medicare PAC ID
9234264219
NPI enumeration date
October 16, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(206) 744-9535
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
58
Medical school graduation
1994

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

Carey Farquhar practices at Harborview Medical Center in Seattle, Washington

Carey Farquhar's primary practice is Harborview Medical Center, at 325 9th Avenue, Seattle, WA 98104 in King County. The practice phone is (206) 744-9535.

Source: Dmand AI Affiliation Data

Carey Farquhar is affiliated with 2 sites of care and 2 medical groups

Carey Farquhar's primary practice is Harborview Medical Center in Seattle, Washington, part of University of Washington. The medical group on file is UW Physicians. Dmand AI also links Carey Farquhar to 1 more hospital and 1 medical group, each named with a free account.

See all 4 affiliations for Carey Farquhar

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Carey Farquhar's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Carey Farquhar practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Harborview Medical CenterAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Carey Farquhar is one of 218 infectious disease specialists in Washington

Infectious disease is Carey Farquhar's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Carey Farquhar is licensed in Washington.

Specialties and state licenses

  • Infectious disease, WashingtonPrimaryLicense MD00033960 · taxonomy 207RI0200X

Infectious disease specialists near Carey Farquhar

Counts of infectious disease specialists 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

Carey Farquhar billed Medicare for 16 services in 2024

CMS data shows 16 Medicare services from Carey Farquhar across 1 procedure code in 2024, all of them office visits, for 39 Medicare patients. Medicare paid $1,033 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202416
Medicare patients39
Paid by Medicare$1,033
Procedure codes1

Carey Farquhar's Medicare services by type, 2022 to 2024

  • 2022
  • 2024
Office and hospital visits
2022: 182024: 1611%

Carey Farquhar compared with the Washington median for infectious disease specialists, 2024

  • Carey Farquhar
  • Washington median
Medicare services
16vs 20192% below
Medicare patients
39vs 9961% below
Part D claims
667vs 1783.7 times

Medians across 213 infectious disease specialists in Washington with Dmand AI profiles that report each measure.

Carey Farquhar'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 Carey Farquhar

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

Carey Farquhar treated 39 Medicare patients in 2024, average age 69

CMS counts 39 Medicare patients who saw Carey Farquhar in 2024. The largest group is 65 to 74, with 18 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 46% are also on Medicaid. Their average risk score is 2.20, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Carey Farquhar's median patient age at 52, with 35% women.

Medicare patients, 202439
Average age69
Average risk score2.20
Also on Medicaid46%

Carey Farquhar's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Carey Farquhar's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol72%
  3. Arthritis51%
  4. Mood disorders44%
  5. Chronic kidney disease41%
  6. Heart failure41%
  7. Atrial fibrillation33%
  8. Depression33%

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

Carey Farquhar's patients across all payers

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

Patient panel by age, all payers

Median age 52

Patient panel by sex, all payers

  • Women35%
  • Men65%

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

Carey Farquhar wrote 824 Medicare Part D claims in 2024

In 2024, Carey Farquhar wrote 824 Medicare Part D claims for 26 patients. 69% of them were for generic drugs. CMS names the drug for 667 of them, across 34 drugs with 11 or more claims each, at $472,550 in total drug cost. In 2023, CMS named 557 claims across 27 drugs.

Part D claims, 2024824
Drugs named by CMS34
Total drug cost$472,550
Part D patients26

Carey Farquhar's Part D claims by kind of drug, 2024

  • Generic567 claims69%
  • Brand-name257 claims31%

Carey Farquhar'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: 5572024: 66720%

Drugs named by CMS: 34 in 2024, 27 in 2023.

See all prescribing by Carey Farquhar

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

Carey Farquhar scored 94 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Carey Farquhar for performance year 2024, reported through an alternative payment model (APM). Carey Farquhar accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Carey Farquhar's MIPS scores, performance year 2024

  • 94of 100Final score
  • 74.6of 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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Carey Farquhar has 228 publications on record

Dmand AI links 228 papers to Carey Farquhar, published from 2002 to 2025. 2022 was the busiest year, with 16. The most frequent topics are HIV Infections, Kenya and HIV-1. Carey Farquhar has published most often in J Acquir Immune Defic Syndr. Carey Farquhar's most frequent co-authors are Alison Christina Roxby, MD, Anna Wald, MD, MPH and Connie L. Celum.

Papers228
Years published2002 to 2025

Carey Farquhar's papers by year, 2016 to 2025

Topics Carey Farquhar writes about most

  • HIV Infections
  • Kenya
  • HIV-1
  • Sexual Partners
  • Viral Load
  • Infectious Disease Transmission, Vertical
  • Anti-HIV Agents
  • CD4 Lymphocyte Count

Carey Farquhar's most frequent co-authors

Recent publications by Carey Farquhar

See all 228 publications and co-authors

See who Carey Farquhar researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Carey Farquhar works with, so you can find a warm path to the right infectious disease specialists.

How network discovery works

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

Carey Farquhar has worked on 2 clinical trials

Dmand AI links Carey Farquhar to 2 clinical trials. Conditions studied include Hepatitis C, HIV Infections and Flaviviridae Infections.

Conditions in Carey Farquhar's trials

  • Hepatitis C
  • HIV Infections
  • Flaviviridae Infections
  • Lentivirus Infections

Recent clinical trials with Carey Farquhar

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Carey Farquhar graduated from Harvard Medical School

Carey Farquhar graduated from Harvard Medical School in 1994.

  1. Medical schoolHarvard Medical School

Source: Dmand AI Professional Profile Data

Sources for Carey Farquhar'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand 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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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 Carey Farquhar

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Carey Farquhar's NPI number?

Carey Farquhar's NPI number is 1376623355. It was assigned on October 16, 2006, and it is active in the NPI Registry.

What does Carey Farquhar specialize in?

Carey Farquhar is an infectious disease specialist in Seattle, Washington. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).

Where does Carey Farquhar practice?

Carey Farquhar practices at 325 9th Avenue, Seattle, WA 98104. Carey Farquhar's primary practice is Harborview Medical Center in Seattle, Washington, part of University of Washington. Dmand AI also links Carey Farquhar to 1 hospital and 1 medical group.

What is Carey Farquhar's office phone number?

The practice phone on file for Carey Farquhar is (206) 744-9535.

What is Carey Farquhar's medical license number?

Carey Farquhar holds Washington license MD00033960.

Which hospitals is Carey Farquhar affiliated with?

Carey Farquhar practices at Harborview Medical Center in Seattle, Washington. Dmand AI links Carey Farquhar to 1 more hospital.

What medical group is Carey Farquhar part of?

Carey Farquhar is linked to UW Physicians. Dmand AI links Carey Farquhar to 1 more medical group.

Does Carey Farquhar accept Medicare?

Yes. CMS data shows Carey Farquhar billed Medicare for 16 services in 2024, and Carey Farquhar accepts Medicare assignment.

What is Carey Farquhar's MIPS score?

Carey Farquhar's MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Carey Farquhar see?

CMS counts 39 Medicare patients who saw Carey Farquhar in 2024, with an average age of 69.

Show 6 more questionsShow fewer questions

What services does Carey Farquhar bill to Medicare?

In 2024, Carey Farquhar's most billed Medicare services were office visit, established patient (99214).

Where did Carey Farquhar go to medical school?

Carey Farquhar graduated from Harvard Medical School in 1994.

What drugs does Carey Farquhar prescribe most?

In 2024 Medicare Part D data, Carey Farquhar's most prescribed drugs by claims were Rosuvastatin Calcium, Atorvastatin Calcium and Biktarvy.

How long has Carey Farquhar been practicing?

Carey Farquhar graduated from medical school in 1994, 32 years ago.

Does Carey Farquhar do research?

Dmand AI links 228 publications to Carey Farquhar, published from 2002 to 2025. Carey Farquhar has worked on 2 clinical trials.

Who does Carey Farquhar publish with?

Carey Farquhar's most frequent co-authors are Alison Christina Roxby, MD (16 shared papers), Anna Wald, MD, MPH (15 shared papers) and Connie L. Celum (14 shared papers).

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