Dr. Julie Annie Yee Billar, MD

  • Scottsdale, AZ
  • General surgeon
NPI1619183274PAC ID2264682079
Medicare services, 2024
201
Medicare patients, 2024
88
Part D claims, 2024
13
Publications
5
Clinical trials
1
Practice address
13400 East Shea Boulevard, Scottsdale, AZ 85259
Practice phone
Call (480) 342-4201
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Mayo Clinic Ambulatory Surgery Center - Scottsdale

Surgery Center - Medicare-Certified · Scottsdale, Arizona

See all 3 affiliations

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Dr. Julie Annie Yee Billar is a general surgeon in Scottsdale, Arizona

Dr. Billar practices at Mayo Clinic Ambulatory Surgery Center - Scottsdale in Scottsdale, Arizona.

Dr. Billar's NPI, 1619183274, was assigned on May 14, 2007. Dr. Billar graduated from University of Rochester Medical Center in 2007. Dr. Billar's Arizona license number on file is 40594.

NPI and contact details
Medicare PAC ID
2264682079
NPI enumeration date
May 14, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(480) 342-4201
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 Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Julie Annie Yee Billar practices at Mayo Clinic Ambulatory Surgery Center - Scottsdale in Scottsdale, Arizona

Dr. Billar's primary practice is Mayo Clinic Ambulatory Surgery Center - Scottsdale, at 13400 East Shea Boulevard, Scottsdale, AZ 85259. The practice phone is (480) 342-4201.

  • Mayo Clinic Ambulatory Surgery Center - Scottsdale
    13400 East Shea Boulevard, Scottsdale, AZ 85259Phone(480) 342-4201

Source: Dmand AI Affiliation Data

Dr. Julie Annie Yee Billar is affiliated with 2 sites of care and 1 medical group

Dr. Billar's primary practice is Mayo Clinic Ambulatory Surgery Center - Scottsdale in Scottsdale, Arizona. Dr. Billar is also affiliated with Mayo Clinic Hospital - Phoenix. The medical group on file is Mayo Clinic Arizona. Dr. Billar's employer is on file too: a surgery center (asc).

See all 3 affiliations for Dr. Billar

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

Dmand AI tracks the EHR system at Dr. Julie Annie Yee Billar's practice

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

EHR by site
SiteEHR vendor and product
Mayo Clinic Ambulatory Surgery Center - ScottsdaleAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Julie Annie Yee Billar is one of 617 general surgeons in Arizona

Surgery is Dr. Billar's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Billar is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Billar's licenses on file in 2 states: Arizona and California.

Specialties and state licenses

  • Surgery, ArizonaPrimaryLicense 40594 · 2008 to 2025 · taxonomy 208600000X
  • California licenseSince 2012

Clinical focus

Dmand AI lists mastectomy among the conditions Dr. Billar treats.

General surgeons near Dr. Billar

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. Julie Annie Yee Billar billed Medicare for 201 services in 2024

CMS data shows 201 Medicare services from Dr. Billar across 7 procedure codes in 2024, for 88 Medicare patients. Medicare paid $47,236 for them.

Medicare services, 2024201
Medicare patients88
Paid by Medicare$47,236
Procedure codes7

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

  • 2023
  • 2024
Surgery
2023: 792024: 11141%
Office and hospital visits
2023: 832024: 908%

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

  • In an office9045%
  • In a facility11155%

Dr. Billar compared with the Arizona median for general surgeons, 2024

  • Dr. Billar
  • Arizona median
Medicare services
201vs 16224% above
Medicare patients
88vs 11624% below
Part D claims
29vs 316% below

Medians across 545 general surgeons in Arizona with Dmand AI profiles that report each measure.

Dr. Billar'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. Billar

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Billar and other general surgeons in Arizona.

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

Dr. Julie Annie Yee Billar treated 88 Medicare patients in 2024, average age 73

CMS counts 88 Medicare patients who saw Dr. Billar in 2024. The largest group is 65 to 74, with 40 patients. 75% of them have cancer, and 69% have high cholesterol. Their average risk score is 0.92, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Billar's median patient age at 68, with 97% women.

Medicare patients, 202488
Average age73
Average risk score0.92

Dr. Billar's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

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

  1. Cancer75%
  2. High cholesterol69%
  3. High blood pressure58%
  4. Arthritis36%
  5. Osteoporosis26%
  6. Anxiety25%
  7. Diabetes22%
  8. Ischemic heart disease18%

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

Dr. Billar'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

  • Women97%
  • Men2%

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

Dr. Julie Annie Yee Billar wrote 13 Medicare Part D claims in 2024

In 2024, Dr. Billar wrote 13 Medicare Part D claims. 92% of them were for generic drugs. They cover 1 drug, with $608 in total drug cost. In 2018, CMS named 34 claims across 1 drug.

Part D claims, 202413
Drugs named by CMS1
Total drug cost$608

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

  • Generic12 claims92%
  • Brand-name and other1 claims8%

Dr. Billar's most prescribed drugs by claims, 2022

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, 2018 to 2022

  • 2018
  • 2022
Claims for drugs CMS names
2018: 342022: 2915%

Drugs named by CMS: 1 in 2022, 1 in 2018.

See all prescribing by Dr. Billar

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. Julie Annie Yee Billar scored 86 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Billar for performance year 2024, reported as part of a group. Dr. Billar accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Billar as offering telehealth. CMS counts 87 procedures of mastectomy by Dr. Billar, more than 99% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Billar's MIPS scores, performance year 2024

  • 86of 100Final score
  • 78.3of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 77of 100Cost

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

Where Dr. Billar ranks in Medicare procedure volume

Mastectomy
99th percentile87 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. Julie Annie Yee Billar has 5 publications on record

Dmand AI links 5 papers to Dr. Billar, published from 2010 to 2014. The most frequent topics are Breast Neoplasms. Dr. Billar has published most often in Ann Surg Oncol. Dr. Billar's most frequent co-authors are Maureen A. Chung, MD, Donald W. Northfelt, MD and Barbara A. Pockaj, MD.

Papers5
Years published2010 to 2014

Dr. Billar's papers by year, 2010 to 2014

Topics Dr. Billar writes about most

  • Breast Neoplasms

Dr. Billar's most frequent co-authors

Recent publications by Dr. Billar

See all 5 publications and co-authors

See who Dr. Billar researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Billar 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. Julie Annie Yee Billar has worked on 1 clinical trial

Dmand AI links Dr. Billar to 1 clinical trial. Conditions studied include Triple Negative Breast Neoplasms and Breast Neoplasms.

Conditions in Dr. Billar's trials

  • Triple Negative Breast Neoplasms
  • Breast Neoplasms

Investigators on the most trials with Dr. Billar

Recent clinical trials with Dr. Billar

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

Dr. Julie Annie Yee Billar received $958 in industry payments from 2016 to 2022

CMS Open Payments shows 16 general payments to Dr. Billar from 14 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Focal Therapeutics, Inc. paid the most, $259.

General payments to Dr. Billar by program year, 2016 to 2022

Companies that paid Dr. Billar the most, 2016 to 2022

Share is of all general payments to this clinician.

See all payments to Dr. Billar

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

Dr. Julie Annie Yee Billar graduated from University of Rochester Medical Center

Dr. Billar graduated from University of Rochester Medical Center in 2007. Dr. Billar is a member of ASBS, ASCO and SSO.

  1. Medical schoolUniversity of Rochester Medical Center
  2. Board certified in surgeryAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Julie Annie Yee Billar accepts plans from 5 insurance carriers

Dr. Billar is in network with 5 carriers, including Excellus BlueCross BlueShield, United Healthcare and Blue Cross and Blue Shield of Kansas City. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.

  • Excellus BlueCross BlueShield
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare
  • Molina

Plan types Dr. Billar accepts, by number of carriers

  1. Medicare3
  2. EPO2
  3. HMO2
  4. POS1
  5. PPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Julie Annie Yee Billar'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)Doctors and Clinicians Utilization Data (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)
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. Julie Annie Yee Billar

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. Julie Annie Yee Billar's NPI number?

Dr. Julie Annie Yee Billar's NPI number is 1619183274. It was assigned on May 14, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Julie Annie Yee Billar?

Dr. Julie Annie Yee Billar is a general surgeon in Scottsdale, Arizona. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Julie Annie Yee Billar practice?

Dr. Billar practices at 13400 East Shea Boulevard, Scottsdale, AZ 85259. Dr. Billar's primary practice is Mayo Clinic Ambulatory Surgery Center - Scottsdale in Scottsdale, Arizona.

What is Dr. Julie Annie Yee Billar's office phone number?

The practice phone on file for Dr. Billar is (480) 342-4201.

What is Dr. Julie Annie Yee Billar's medical license number?

Dr. Billar's Arizona license number on file is 40594, one of the licenses on file in 2 states.

Which states has Dr. Julie Annie Yee Billar been licensed in?

Dmand AI has state licenses on file for Dr. Billar in Arizona (2008 to 2025) and California (since 2012).

Which hospitals is Dr. Julie Annie Yee Billar affiliated with?

Dr. Billar is affiliated with Mayo Clinic Hospital - Phoenix.

What medical group is Dr. Julie Annie Yee Billar part of?

Dr. Billar is linked to Mayo Clinic Arizona.

Does Dr. Julie Annie Yee Billar accept Medicare?

Yes. CMS data shows Dr. Billar billed Medicare for 201 services in 2024, and Dr. Billar accepts Medicare assignment.

Does Dr. Julie Annie Yee Billar offer telehealth?

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

Show 11 more questionsShow fewer questions

What is Dr. Julie Annie Yee Billar's MIPS score?

Dr. Billar's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.

How many Medicare patients does Dr. Julie Annie Yee Billar see?

CMS counts 88 Medicare patients who saw Dr. Billar in 2024, with an average age of 73.

Is Dr. Julie Annie Yee Billar board certified?

Yes. Dr. Billar is board certified in surgery by the American Board of Surgery.

What services does Dr. Julie Annie Yee Billar bill to Medicare?

In 2024, Dr. Billar's most billed Medicare services were surgery: skin and soft tissue (19301), office visit, new patient (99205) and surgery: blood and lymph system (38900).

Where did Dr. Julie Annie Yee Billar go to medical school?

Dr. Billar graduated from University of Rochester Medical Center in 2007.

What drugs does Dr. Julie Annie Yee Billar prescribe most?

In 2022 Medicare Part D data, Dr. Billar's most prescribed drugs by claims were Lidocaine-Prilocaine.

Has Dr. Julie Annie Yee Billar received payments from drug or device companies?

CMS Open Payments shows $958 in general payments to Dr. Billar from 14 companies from 2016 to 2022. The largest total came from Focal Therapeutics, Inc.

How long has Dr. Julie Annie Yee Billar been practicing?

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

Does Dr. Julie Annie Yee Billar do research?

Dmand AI links 5 publications to Dr. Billar, published from 2010 to 2014. Dr. Billar has worked on 1 clinical trial.

Who does Dr. Julie Annie Yee Billar publish with?

Dr. Billar's most frequent co-authors are Maureen A. Chung, MD (1 shared paper), Donald W. Northfelt, MD (1 shared paper) and Barbara A. Pockaj, MD (1 shared paper).

What insurance does Dr. Julie Annie Yee Billar accept?

Dr. Billar is in network with 5 carriers, including Excellus BlueCross BlueShield, United Healthcare and Blue Cross and Blue Shield of Kansas City. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.

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