Dr. Rebecca L. Aft, MD

  • Saint Louis, MO
  • Surgical oncologist
NPI1164440897PAC ID1850426123
Medicare services, 2024
226
Medicare patients, 2024
129
Part D claims, 2024
228
Publications
66
Clinical trials
11
Practice address
One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110
Practice phone
Call (314) 747-3000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Barnes-Jewish Hospital

Hospital · Saint Louis, Missouri

See all 6 affiliations

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Dr. Rebecca L. Aft is a surgical oncologist in Saint Louis, Missouri

Dr. Aft practices at Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health.

Dr. Aft's NPI, 1164440897, was assigned on July 18, 2006. Dr. Aft graduated from Washington University School of Medicine in 1992. Dr. Aft holds Missouri license 101027.

NPI and contact details
Medicare PAC ID
1850426123
NPI enumeration date
July 18, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(314) 747-3000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
60
Medical school graduation
1992

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

Dr. Rebecca L. Aft practices at 2 locations in Saint Louis, Missouri

Dr. Aft's primary practice is Barnes-Jewish Hospital, at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110 in St. Louis City. The practice phone is (314) 747-3000. Dr. Aft also practices at Barnes-Jewish Hospital, 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110.

  • Barnes-Jewish HospitalPrimary
    One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110 · St. Louis CityPhone(314) 747-3000
  • Barnes-Jewish Hospital
    1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110 · Saint Louis CityPhone(314) 747-3000

Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data

Dr. Rebecca L. Aft is affiliated with 5 sites of care and 1 medical group

Dr. Aft's primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. Dr. Aft is also affiliated with Missouri Baptist Medical Center. The medical group on file is WashU Medicine Psychiatry. Dmand AI also links Dr. Aft to 2 more hospitals and 1 group practice or clinic, each named with a free account.

See all 6 affiliations for Dr. Aft

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

Dmand AI tracks the EHR system at Dr. Rebecca L. Aft's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Aft practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Barnes-Jewish HospitalAvailable with a free account
+4 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Rebecca L. Aft is one of 22 surgical oncologists in Missouri

Surgical oncology is Dr. Aft's primary specialty in the NPI Registry, under taxonomy code 2086X0206X. Dr. Aft is licensed in Missouri.

Specialties and state licenses

  • Surgical oncology, MissouriPrimaryLicense 101027 · taxonomy 2086X0206X

Surgical oncologists near Dr. Aft

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. Rebecca L. Aft billed Medicare for 226 services in 2024

CMS data shows 226 Medicare services from Dr. Aft across 8 procedure codes in 2024, for 129 Medicare patients. Medicare paid $50,822 for them.

Medicare services, 2024226
Medicare patients129
Paid by Medicare$50,822
Procedure codes8

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

  • 2023
  • 2024
Office and hospital visits
2023: 1182024: 1213%
Surgery
2023: 922024: 10514%

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

  • In an office12154%
  • In a facility10546%

Dr. Aft compared with the Missouri median for surgical oncologists, 2024

  • Dr. Aft
  • Missouri median
Medicare services
226vs 14457% above
Medicare patients
129vs 10918% above
Part D claims
209vs 356.0 times

Medians across 22 surgical oncologists in Missouri with Dmand AI profiles that report each measure.

Dr. Aft'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. Aft

Need commercial claims for Dr. Aft?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Aft and other surgical oncologists in Missouri.

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

Dr. Rebecca L. Aft treated 129 Medicare patients in 2024, average age 73

CMS counts 129 Medicare patients who saw Dr. Aft in 2024. The largest group is 65 to 74, with 72 patients. 75% of them have cancer, and 74% have high blood pressure. 9% are also on Medicaid. Their average risk score is 1.32, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Aft's median patient age at 66, with 95% women.

Medicare patients, 2024129
Average age73
Average risk score1.32
Also on Medicaid9%

Dr. Aft's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

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

  1. Cancer75%
  2. High blood pressure74%
  3. High cholesterol69%
  4. Arthritis46%
  5. Diabetes33%
  6. Anxiety26%
  7. Depression22%
  8. Mood disorders22%

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

Dr. Aft's patients across all payers

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

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women95%
  • Men4%

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

Dr. Rebecca L. Aft wrote 228 Medicare Part D claims in 2024

In 2024, Dr. Aft wrote 228 Medicare Part D claims for 80 patients. 100% of them were for generic drugs. CMS names the drug for 209 of them, across 5 drugs with 11 or more claims each, at $2,705 in total drug cost. In 2023, CMS named 155 claims across 2 drugs.

Part D claims, 2024228
Drugs named by CMS5
Total drug cost$2,705
Part D patients80

Dr. Aft'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.

Drug classes CMS tracks in Dr. Aft's Part D claims, 2024

  • Antibiotics14%33 of 228 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1552024: 20935%

Drugs named by CMS: 5 in 2024, 2 in 2023.

See all prescribing by Dr. Aft

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. Rebecca L. Aft scored 84 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Aft for performance year 2024, reported as part of a group. Dr. Aft accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 55 procedures of mastectomy by Dr. Aft, more than 95% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Aft's MIPS scores, performance year 2024

  • 84of 100Final score
  • 71.6of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 76of 100Cost

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

Where Dr. Aft ranks in Medicare procedure volume

Mastectomy
95th percentile55 procedures
Melanoma (skin cancer) excision
74th percentile19 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)

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. Rebecca L. Aft has 66 publications on record

Dmand AI links 66 papers to Dr. Aft, published from 2010 to 2024. 2017 was the busiest year, with 6. The most frequent topics are Breast Neoplasms, Biomarkers, Tumor and Carcinoma, Ductal, Breast. Dr. Aft has published most often in Breast Cancer Res Treat. Dr. Aft's most frequent co-authors are Julie A. Margenthaler, MD, William E. Gillanders, MD and Amy Elizabeth Cyr, MD.

Papers66
Years published2010 to 2024

Dr. Aft's papers by year, 2015 to 2024

Topics Dr. Aft writes about most

  • Breast Neoplasms
  • Biomarkers, Tumor
  • Carcinoma, Ductal, Breast
  • Gene Expression Regulation, Neoplastic
  • Neoadjuvant Therapy
  • Receptor, ErbB-2
  • Antineoplastic Combined Chemotherapy Protocols
  • Axilla

Dr. Aft's most frequent co-authors

Recent publications by Dr. Aft

See all 66 publications and co-authors

See who Dr. Aft researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Aft works with, so you can find a warm path to the right surgical oncologists.

How network discovery works

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

Dr. Rebecca L. Aft has worked on 11 clinical trials

Dmand AI links Dr. Aft to 11 clinical trials, 3 of them phase 2 studies. 3 are still active or recruiting. Conditions studied include Breast Neoplasms, Breast Diseases and Triple Negative Breast Neoplasms. Washington University School of Medicine sponsors the most, 5. Open Payments lists research payments to Dr. Aft that name 1 trial.

Clinical trials with Dr. Aft by phase

  1. 2Phase 1: 2 trials
  2. 2Phase 1/2: 2 trials
  3. 3Phase 2: 3 trials
  4. 3Phase 3: 3 trials
  5. NonePhase 4: no trials

Conditions in Dr. Aft's trials

  • Breast Neoplasms
  • Breast Diseases
  • Triple Negative Breast Neoplasms
  • Carcinoma, Intraductal, Noninfiltrating
  • Hot Flashes

Investigators on the most trials with Dr. Aft

Recent clinical trials with Dr. Aft

See all 11 clinical trials and co-investigators

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

Dr. Rebecca L. Aft received $9,164 in industry payments from 2016 to 2024

CMS Open Payments shows 43 general payments to Dr. Aft from 4 drug and device companies from 2016 to 2024. Travel and lodging make up the largest share, 74% of the total. Intuitive Surgical, Inc. paid the most, $8,430. It also lists 2 research payments totaling $807 from 2021 to 2022, naming 1 clinical trial.

General payments to Dr. Aft by program year, 2016 to 2024

General payments to Dr. Aft by kind, 2016 to 2024

$9.2Kin total
  • Travel and lodging$6,73674%
  • Education$1,50016%
  • Speaker and faculty fees$5506%
  • Food and beverage$3784%

Companies that paid Dr. Aft the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Aft

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

Dr. Rebecca L. Aft graduated from Washington University School of Medicine

Dr. Aft graduated from Washington University School of Medicine in 1992.

  1. Medical schoolWashington University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Rebecca L. Aft'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice 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
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. Rebecca L. Aft

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. Rebecca L. Aft's NPI number?

Dr. Rebecca L. Aft's NPI number is 1164440897. It was assigned on July 18, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Rebecca L. Aft?

Dr. Rebecca L. Aft is a surgical oncologist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Surgical Oncology Physician (taxonomy code 2086X0206X).

Where does Dr. Rebecca L. Aft practice?

Dr. Aft practices at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110. Dr. Aft also practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110. Dr. Aft's primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. Dmand AI also links Dr. Aft to 2 hospitals and 1 group practice or clinic.

What is Dr. Rebecca L. Aft's office phone number?

The practice phone on file for Dr. Aft is (314) 747-3000.

What is Dr. Rebecca L. Aft's medical license number?

Dr. Aft holds Missouri license 101027.

Which hospitals is Dr. Rebecca L. Aft affiliated with?

Dr. Aft practices at Barnes-Jewish Hospital in Saint Louis, Missouri. Dr. Aft is also affiliated with Missouri Baptist Medical Center. Dmand AI links Dr. Aft to 2 more hospitals.

What medical group is Dr. Rebecca L. Aft part of?

Dr. Aft is linked to WashU Medicine Psychiatry.

Does Dr. Rebecca L. Aft accept Medicare?

Yes. CMS data shows Dr. Aft billed Medicare for 226 services in 2024, and Dr. Aft accepts Medicare assignment.

What is Dr. Rebecca L. Aft's MIPS score?

Dr. Aft's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.

How many Medicare patients does Dr. Rebecca L. Aft see?

CMS counts 129 Medicare patients who saw Dr. Aft in 2024, with an average age of 73.

Show 7 more questionsShow fewer questions

What services does Dr. Rebecca L. Aft bill to Medicare?

In 2024, Dr. Aft's most billed Medicare services were office visit, new patient (99204), surgery: skin and soft tissue (19301) and office visit, established patient (99213).

Where did Dr. Rebecca L. Aft go to medical school?

Dr. Aft graduated from Washington University School of Medicine in 1992.

What drugs does Dr. Rebecca L. Aft prescribe most?

In 2024 Medicare Part D data, Dr. Aft's most prescribed drugs by claims were Anastrozole, Alendronate Sodium and Cephalexin.

Has Dr. Rebecca L. Aft received payments from drug or device companies?

CMS Open Payments shows $9,164 in general payments to Dr. Aft from 4 companies from 2016 to 2024. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Rebecca L. Aft been practicing?

Dr. Aft graduated from medical school in 1992, 34 years ago.

Does Dr. Rebecca L. Aft do research?

Dmand AI links 66 publications to Dr. Aft, published from 2010 to 2024. Dr. Aft has worked on 11 clinical trials.

Who does Dr. Rebecca L. Aft publish with?

Dr. Aft's most frequent co-authors are Julie A. Margenthaler, MD (19 shared papers), William E. Gillanders, MD (18 shared papers) and Amy Elizabeth Cyr, MD (12 shared papers).

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