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Dr. William B. Farrar, MD
NPI1437101748
- Medicare services, 2022
- 82
- Publications
- 35
- Clinical trials
- 1
- Industry payments
- $52
- State license
- 1
- Practice address
- 101 Manning Dr, Chapel Hill, NC 27514
- Practice phone
- Call (614) 293-3300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ohio State University Brain and Spine Hospital
Chapel Hill, North Carolina
Find Dr. Farrar'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. William B. Farrar is a surgical oncologist in Chapel Hill, North Carolina
Dr. Farrar practices at Ohio State University Brain and Spine Hospital in Chapel Hill, North Carolina.
Dr. Farrar's NPI, 1437101748, was assigned on May 16, 2006. Dr. Farrar graduated from University of Virginia School of Medicine in 1975. Dr. Farrar holds Ohio license 35039735.
NPI and contact details
- NPI
- 1437101748NPI Registry (opens in a new tab)
- NPI enumeration date
- May 16, 2006
- NPI status
- Active
- Practice phone
- (614) 293-3300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 77
- Medical school graduation
- 1975
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. William B. Farrar practices at Ohio State University Brain and Spine Hospital in Chapel Hill, North Carolina
Dr. Farrar's primary practice is Ohio State University Brain and Spine Hospital, at 101 Manning Dr, Chapel Hill, NC 27514 in Orange County. The practice phone is (614) 293-3300.
- Ohio State University Brain and Spine Hospital101 Manning Dr, Chapel Hill, NC 27514 · Orange CountyPhone(614) 293-3300
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. William B. Farrar is affiliated with 1 site of care
Dr. Farrar's primary practice is Ohio State University Brain and Spine Hospital in Chapel Hill, North Carolina.
Ohio State University Brain and Spine HospitalPrimary
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. William B. Farrar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Farrar practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ohio State University Brain and Spine Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. William B. Farrar is one of 43 surgical oncologists in North Carolina
Surgical oncology is Dr. Farrar's primary specialty in the NPI Registry, under taxonomy code 2086X0206X. Dr. Farrar is licensed in Ohio.
Specialties and state licenses
- Surgical oncology, OhioPrimary
Surgical oncologists near Dr. Farrar
Counts of surgical oncologists with a Dmand AI profile, by place and practice. Each opens the list.
43surgical oncologists in North Carolina
5surgical oncologists in Chapel Hill
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. William B. Farrar billed Medicare for 82 services in 2022
CMS data shows 82 Medicare services from Dr. Farrar across 1 procedure code in 2022, all of them office visits. Medicare paid $1,326 for them. Every service was in an office.
Medicare services, 202282
Paid by Medicare$1,326
Procedure codes1
Dr. Farrar's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 6802022: 8288%
- Surgery
- 2021: 122022: 0100%
Dr. Farrar compared with the North Carolina median for surgical oncologists, 2022
- Dr. Farrar
- North Carolina median
- Medicare services
- 82vs 18957% below
Medians across 39 surgical oncologists in North Carolina with Dmand AI profiles that report each measure.
Dr. Farrar's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Farrar?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Farrar and other surgical oncologists in North Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William B. Farrar's patients have a median age of 65
Across all payers, Dmand AI patient panel data puts Dr. Farrar's median patient age at 65, with 83% women.
Dr. Farrar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women83%
- Men17%
Source: Dmand AI Patient Panel Data
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Dr. William B. Farrar has 35 publications on record
Dmand AI links 35 papers to Dr. Farrar, published from 2010 to 2021. 2013 was the busiest year, with 4. The most frequent topics are Breast Neoplasms, Cancer Care Facilities and Survivors. Dr. Farrar has published most often in J Natl Compr Canc Netw. Dr. Farrar's most frequent co-authors are Sharon M. Giordano, MD, MPH, William J. Gradishar, MD and Lori Jo Pierce, MD.
Papers35
Years published2010 to 2021
Dr. Farrar's papers by year, 2010 to 2021
Topics Dr. Farrar writes about most
- Breast Neoplasms
- Cancer Care Facilities
- Survivors
- Depression
- Mastectomy
- Ohio
- Quality Improvement
- Carcinoma, Intraductal, Noninfiltrating
Dr. Farrar's most frequent co-authors
- Sharon M. Giordano, MD, MPH11 shared papers
- William J. Gradishar, MD11 shared papers
- Lori Jo Pierce, MD11 shared papers
Recent publications by Dr. Farrar
Breast NeoplasmsCancer SurvivorsMarriage
Breast NeoplasmsLymphatic MetastasisLymph Nodes
Aging, PrematureBreast NeoplasmsComorbidity
See who Dr. Farrar researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Farrar works with, so you can find a warm path to the right surgical oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. William B. Farrar has worked on 1 clinical trial
Dmand AI links Dr. Farrar to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Breast Neoplasms, Male and Breast Neoplasms.
Conditions in Dr. Farrar's trials
- Breast Neoplasms, Male
- Breast Neoplasms
Investigators on the most trials with Dr. Farrar
- Vandana Gupta Abramson, MD1 shared trial
- Maysa M. Abu-Khalaf, MD1 shared trial
- Sheetal Sumat Acharya, MD1 shared trial
Recent clinical trials with Dr. Farrar
S1207 Hormone Therapy With or Without Everolimus in Treating Patients With Breast Cancer (opens in a new tab)
Active, not recruitingPhase 3
Breast Neoplasms, MaleBreast NeoplasmsEverolimusAnastrozoleExemestane
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. William B. Farrar received $52 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Farrar from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Genentech, Inc. paid the most, $52.
Companies that paid Dr. Farrar the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William B. Farrar graduated from University of Virginia School of Medicine
Dr. Farrar graduated from University of Virginia School of Medicine in 1975.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William B. Farrar'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice 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 Data |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| 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. William B. Farrar
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. William B. Farrar's NPI number?
Dr. William B. Farrar's NPI number is 1437101748. It was assigned on May 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William B. Farrar?
Dr. William B. Farrar is a surgical oncologist in Chapel Hill, North Carolina. The primary specialty in the NPI Registry is Surgical Oncology Physician (taxonomy code 2086X0206X).
Where does Dr. William B. Farrar practice?
Dr. Farrar practices at 101 Manning Dr, Chapel Hill, NC 27514. Dr. Farrar's primary practice is Ohio State University Brain and Spine Hospital in Chapel Hill, North Carolina.
What is Dr. William B. Farrar's office phone number?
The practice phone on file for Dr. Farrar is (614) 293-3300.
What is Dr. William B. Farrar's medical license number?
Dr. Farrar holds Ohio license 35039735.
Does Dr. William B. Farrar accept Medicare?
Yes. CMS data shows Dr. Farrar billed Medicare for 82 services in 2022.
What services does Dr. William B. Farrar bill to Medicare?
In 2022, Dr. Farrar's most billed Medicare services were office visit, established patient (99213).
Where did Dr. William B. Farrar go to medical school?
Dr. Farrar graduated from University of Virginia School of Medicine in 1975.
Has Dr. William B. Farrar received payments from drug or device companies?
CMS Open Payments shows $52 in general payments to Dr. Farrar from 1 company from 2017 to 2017. The largest total came from Genentech, Inc.
How long has Dr. William B. Farrar been practicing?
Dr. Farrar graduated from medical school in 1975, 51 years ago.
Does Dr. William B. Farrar do research?
Dmand AI links 35 publications to Dr. Farrar, published from 2010 to 2021. Dr. Farrar has worked on 1 clinical trial.
Who does Dr. William B. Farrar publish with?
Dr. Farrar's most frequent co-authors are Sharon M. Giordano, MD, MPH (11 shared papers), William J. Gradishar, MD (11 shared papers) and Lori Jo Pierce, MD (11 shared papers).
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