JAMA Netw Open
Dr. Akiko Chiba, MD
- Medicare services, 2024
- 14
- Medicare patients, 2024
- 24
- Part D claims, 2021
- 60
- Publications
- 65
- Clinical trials
- 4
- Practice address
- 2301 Erwin Rd, Durham, NC 27705
- Practice phone
- Call (919) 684-8111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chiba'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. Akiko Chiba is a surgical oncologist in Durham, North Carolina
Dr. Chiba practices at Duke University Hospital in Durham, North Carolina, part of Duke University.
Dr. Chiba's NPI, 1861620809, was assigned on June 29, 2009. Dr. Chiba holds North Carolina license 2016-01998.
- NPI
- 1861620809NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850602400
- NPI enumeration date
- June 29, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (919) 684-8111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Akiko Chiba practices at Duke University Hospital in Durham, North Carolina
Dr. Chiba's primary practice is Duke University Hospital, at 2301 Erwin Rd, Durham, NC 27705 in Durham County. The practice phone is (919) 684-8111.
- Duke University Hospital2301 Erwin Rd, Durham, NC 27705 · Durham CountyPhone(919) 684-8111
Source: Dmand AI Affiliation Data
Dr. Akiko Chiba is affiliated with 2 sites of care and 1 medical group
Dr. Chiba's primary practice is Duke University Hospital in Durham, North Carolina, part of Duke University. Dr. Chiba is also affiliated with Atrium Health Wake Forest Baptist Medical Center. The medical group on file is Duke Health Integrated Practice.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Akiko Chiba's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chiba practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Duke University Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Duke University and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Akiko Chiba is one of 43 surgical oncologists in North Carolina
Surgical oncology is Dr. Chiba's primary specialty in the NPI Registry, under taxonomy code 2086X0206X. Dr. Chiba is licensed in North Carolina.
Specialties and state licenses
- Surgical oncology, North CarolinaPrimary
Surgical oncologists near Dr. Chiba
Counts of surgical oncologists 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. Akiko Chiba billed Medicare for 14 services in 2024
CMS data shows 14 Medicare services from Dr. Chiba across 1 procedure code in 2024, all of them office visits, for 24 Medicare patients. Medicare paid $978 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chiba's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 632024: 1478%
- Other services
- 2023: 142024: 0100%
- Surgery
- 2023: 272024: 0100%
Dr. Chiba compared with the North Carolina median for surgical oncologists, 2024
- Dr. Chiba
- North Carolina median
- Medicare services
- 14vs 18993% below
- Medicare patients
- 24vs 12180% below
- Part D claims
- 60vs 3858% above
Medians across 39 surgical oncologists in North Carolina with Dmand AI profiles that report each measure.
Dr. Chiba'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chiba 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. Akiko Chiba treated 24 Medicare patients in 2024, average age 75
CMS counts 24 Medicare patients who saw Dr. Chiba in 2024. The largest group is 65 to 74, with 13 patients. 75% of them have cancer, and 75% have high cholesterol. Their average risk score is 1.21, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chiba's median patient age at 58, with 98% women.
Dr. Chiba's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Chiba's Medicare patients, 2024
- Cancer75%
- High cholesterol75%
- High blood pressure58%
- Arthritis50%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chiba's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women98%
- Men1%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Akiko Chiba wrote 60 Medicare Part D claims in 2021
In 2021, Dr. Chiba wrote 60 Medicare Part D claims. They cover 2 drugs, with $550 in total drug cost. In 2020, CMS named 24 claims across 2 drugs.
Dr. Chiba's most prescribed drugs by claims, 2021
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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 242021: 60150%
Drugs named by CMS: 2 in 2021, 2 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Akiko Chiba ranks in the 79th percentile for mastectomy in Medicare
Dr. Chiba accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chiba as offering telehealth. CMS counts 21 procedures of mastectomy by Dr. Chiba, more than 79% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Chiba ranks in Medicare procedure volume
- Mastectomy
- 79th percentile21 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Akiko Chiba has 65 publications on record
Dmand AI links 65 papers to Dr. Chiba, published from 2013 to 2025. 2024 was the busiest year, with 14. The most frequent topics are Breast Neoplasms, Mastectomy and Neoadjuvant Therapy. Dr. Chiba has published most often in Am Surg. Dr. Chiba's most frequent co-authors are Marissa Michelle Howard-McNatt, MD, Edward Allen Levine, MD and Laura H. Rosenberger, MD.
Dr. Chiba's papers by year, 2016 to 2025
Topics Dr. Chiba writes about most
- Breast Neoplasms
- Mastectomy
- Neoadjuvant Therapy
- Breast
- Mastectomy, Segmental
- Sentinel Lymph Node Biopsy
- Axilla
- Carcinoma, Intraductal, Noninfiltrating
Dr. Chiba's most frequent co-authors
- Marissa Michelle Howard-McNatt, MD19 shared papers
- Edward Allen Levine, MD16 shared papers
- Laura H. Rosenberger, MD9 shared papers
Recent publications by Dr. Chiba
Breast Cancer Res Treat
JAMA Netw Open
See who Dr. Chiba researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chiba 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. Akiko Chiba has worked on 4 clinical trials
Dmand AI links Dr. Chiba to 4 clinical trials. 3 are still active or recruiting. Conditions studied include Breast Neoplasms, Breast Diseases and Carcinoma, Ductal. Wake Forest University Health Sciences sponsors the most, 2.
Clinical trials with Dr. Chiba by phase
- 1Early phase 1: 1 trial
- NonePhase 1: no trials
- NonePhase 2: no trials
- 1Phase 3: 1 trial
- NonePhase 4: no trials
Conditions in Dr. Chiba's trials
- Breast Neoplasms
- Breast Diseases
- Carcinoma, Ductal
- Pain, Postoperative
- Carcinoma, Intraductal, Noninfiltrating
Investigators on the most trials with Dr. Chiba
- Nicolas Ajkay, MD1 shared trial
- Eli Avisar, MD1 shared trial
- Lisa Bailey, MD1 shared trial
Recent clinical trials with Dr. Chiba
Axillary Reverse Mapping in Preventing Lymphedema in Patients with Breast Cancer Undergoing Axillary Lymph Node Dissection (opens in a new tab)
Speeding Recovery From Pain and Opioid Use After Mastectomy and Breast Reconstruction Surgery (opens in a new tab)
Comparing an Operation to Monitoring, With or Without Endocrine Therapy (COMET) Trial For Low Risk DCIS (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Akiko Chiba received $14,173 in industry payments from 2016 to 2025
CMS Open Payments shows 53 general payments to Dr. Chiba from 5 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 48% of the total. Intuitive Surgical, Inc. paid the most, $12,259.
General payments to Dr. Chiba by program year, 2016 to 2025
General payments to Dr. Chiba by kind, 2016 to 2025
- Travel and lodging$6,83448%
- Education$6,00042%
- Food and beverage$1,3399%
Companies that paid Dr. Chiba the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Akiko Chiba'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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 |
| 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) |
| 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. Akiko Chiba
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. Akiko Chiba's NPI number?
Dr. Akiko Chiba's NPI number is 1861620809. It was assigned on June 29, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Akiko Chiba?
Dr. Akiko Chiba is a surgical oncologist in Durham, North Carolina. The primary specialty in the NPI Registry is Surgical Oncology Physician (taxonomy code 2086X0206X).
Where does Dr. Akiko Chiba practice?
Dr. Chiba practices at 2301 Erwin Rd, Durham, NC 27705. Dr. Chiba's primary practice is Duke University Hospital in Durham, North Carolina, part of Duke University.
What is Dr. Akiko Chiba's office phone number?
The practice phone on file for Dr. Chiba is (919) 684-8111.
What is Dr. Akiko Chiba's medical license number?
Dr. Chiba holds North Carolina license 2016-01998.
Which hospitals is Dr. Akiko Chiba affiliated with?
Dr. Chiba practices at Duke University Hospital in Durham, North Carolina. Dr. Chiba is also affiliated with Atrium Health Wake Forest Baptist Medical Center.
What medical group is Dr. Akiko Chiba part of?
Dr. Chiba is linked to Duke Health Integrated Practice.
Does Dr. Akiko Chiba accept Medicare?
Yes. CMS data shows Dr. Chiba billed Medicare for 14 services in 2024, and Dr. Chiba accepts Medicare assignment.
Does Dr. Akiko Chiba offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chiba as offering telehealth services.
How many Medicare patients does Dr. Akiko Chiba see?
CMS counts 24 Medicare patients who saw Dr. Chiba in 2024, with an average age of 75.
Show 6 more questionsShow fewer questions
What services does Dr. Akiko Chiba bill to Medicare?
In 2024, Dr. Chiba's most billed Medicare services were office visit, established patient (99214).
What drugs does Dr. Akiko Chiba prescribe most?
In 2021 Medicare Part D data, Dr. Chiba's most prescribed drugs by claims were Hydrocodone-Acetaminophen and Lidocaine-Prilocaine.
Has Dr. Akiko Chiba received payments from drug or device companies?
CMS Open Payments shows $14,173 in general payments to Dr. Chiba from 5 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Akiko Chiba been practicing?
Dr. Chiba graduated from medical school in 2009, 17 years ago.
Does Dr. Akiko Chiba do research?
Dmand AI links 65 publications to Dr. Chiba, published from 2013 to 2025. Dr. Chiba has worked on 4 clinical trials.
Who does Dr. Akiko Chiba publish with?
Dr. Chiba's most frequent co-authors are Marissa Michelle Howard-McNatt, MD (19 shared papers), Edward Allen Levine, MD (16 shared papers) and Laura H. Rosenberger, MD (9 shared papers).
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