Dr. Danielle Marie Bertoni, MD

  • Walnut Creek, CA
  • General surgeon
NPI1780843185PAC ID1153545884
Medicare services, 2024
299
Medicare patients, 2024
126
Part D claims, 2024
12
Publications
6
Clinical trials
3
Practice address
1601 Ygnacio Valley Rd, Walnut Creek, CA 94598
Practice phone
Call (925) 939-3000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

John Muir Medical Center, Walnut Creek

Hospital · Walnut Creek, California

See all 5 affiliations

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Dr. Danielle Marie Bertoni is a general surgeon in Walnut Creek, California

Dr. Bertoni practices at John Muir Medical Center, Walnut Creek in Walnut Creek, California, part of John Muir Health.

Dr. Bertoni's NPI, 1780843185, was assigned on June 2, 2008. Dr. Bertoni graduated from Rutgers New Jersey Medical School in 2007. Dr. Bertoni holds California license A105375.

NPI and contact details
Medicare PAC ID
1153545884
NPI enumeration date
June 2, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(925) 939-3000
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. Danielle Marie Bertoni practices at John Muir Medical Center, Walnut Creek in Walnut Creek, California

Dr. Bertoni's primary practice is John Muir Medical Center, Walnut Creek, at 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598 in Contra Costa County. The practice phone is (925) 939-3000.

Source: Dmand AI Affiliation Data

Dr. Danielle Marie Bertoni is affiliated with 4 sites of care and 1 medical group

Dr. Bertoni's primary practice is John Muir Medical Center, Walnut Creek in Walnut Creek, California, part of John Muir Health. Dr. Bertoni is also affiliated with Concord Medical Center. The medical group on file is BASS Medical Group. Dmand AI also links Dr. Bertoni to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Bertoni

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

Dmand AI tracks the EHR system at Dr. Danielle Marie Bertoni's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bertoni practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
John Muir Medical Center, Walnut CreekAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Danielle Marie Bertoni is one of 2,926 general surgeons in California

Surgery is Dr. Bertoni's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Bertoni is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Bertoni's licenses on file in 4 states: California, Oregon, Connecticut and Louisiana.

Specialties and state licenses

  • Surgery, CaliforniaPrimaryLicense A105375 · 2008 to 2026 · taxonomy 208600000X
  • Oregon license2020 to 2025
  • Connecticut license2017 to 2020
  • Louisiana license2013 to 2014

Clinical focus

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

General surgeons near Dr. Bertoni

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. Danielle Marie Bertoni billed Medicare for 299 services in 2024

CMS data shows 299 Medicare services from Dr. Bertoni across 9 procedure codes in 2024, for 126 Medicare patients. Medicare paid $54,149 for them.

Medicare services, 2024299
Medicare patients126
Paid by Medicare$54,149
Procedure codes9

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

  • 2023
  • 2024
Office and hospital visits
2023: 1532024: 22245%
Surgery
2023: 282024: 5079%
Other services
2023: 372024: 2727%

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

  • In an office24983%
  • In a facility5017%

Dr. Bertoni compared with the California median for general surgeons, 2024

  • Dr. Bertoni
  • California median
Medicare services
299vs 16680% above
Medicare patients
126vs 121Close to median
Part D claims
71vs 342.1 times

Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.

Dr. Bertoni'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. Bertoni

Need commercial claims for Dr. Bertoni?

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

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

Dr. Danielle Marie Bertoni treated 126 Medicare patients in 2024, average age 74

CMS counts 126 Medicare patients who saw Dr. Bertoni in 2024. The largest group is 65 to 74, with 63 patients. 75% of them have high cholesterol, and 71% have cancer. Their average risk score is 0.99, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Bertoni's median patient age at 56, with 96% women.

Medicare patients, 2024126
Average age74
Average risk score0.99

Dr. Bertoni's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

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

  1. High cholesterol75%
  2. Cancer71%
  3. High blood pressure63%
  4. Arthritis48%
  5. Osteoporosis41%
  6. Mood disorders30%
  7. Anxiety29%
  8. Depression29%

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

Dr. Bertoni's patients across all payers

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

Patient panel by age, all payers

Median age 56

Patient panel by sex, all payers

  • Women96%
  • Men1%

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

Dr. Danielle Marie Bertoni wrote 12 Medicare Part D claims in 2024

In 2024, Dr. Bertoni wrote 12 Medicare Part D claims. 92% of them were for generic drugs. They cover 3 drugs, with $251 in total drug cost. In 2022, CMS named 12 claims across 1 drug.

Part D claims, 202412
Drugs named by CMS3
Total drug cost$251

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

  • Generic11 claims92%
  • Brand-name and other1 claims8%

Dr. Bertoni's most prescribed drugs by claims, 2023

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, 2022 to 2023

  • 2022
  • 2023
Claims for drugs CMS names
2022: 122023: 71492%

Drugs named by CMS: 3 in 2023, 1 in 2022.

See all prescribing by Dr. Bertoni

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. Danielle Marie Bertoni scored 98 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 98 out of 100 for Dr. Bertoni for performance year 2024, reported individually. Dr. Bertoni accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Bertoni as offering telehealth. CMS counts 26 procedures of mastectomy by Dr. Bertoni, more than 84% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Bertoni's MIPS scores, performance year 2024

  • 98of 100Final score
  • 96of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 97of 100Cost

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

Where Dr. Bertoni ranks in Medicare procedure volume

Mastectomy
84th percentile26 procedures
Melanoma (skin cancer) excision
67th percentile13 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. Danielle Marie Bertoni has 6 publications on record

Dmand AI links 6 papers to Dr. Bertoni, published from 2015 to 2019. 2015 was the busiest year, with 2. The most frequent topics are Lymphatic Metastasis, Lymph Nodes and Mastectomy. Dr. Bertoni has published most often in Ann Surg Oncol. Dr. Bertoni's most frequent co-authors are Irene Leonor Wapnir, MD, Dung Hoang Nguyen and Donald Rowe Lannin, MD.

Papers6
Years published2015 to 2019

Dr. Bertoni's papers by year, 2015 to 2019

Topics Dr. Bertoni writes about most

  • Lymphatic Metastasis
  • Lymph Nodes
  • Mastectomy

Dr. Bertoni's most frequent co-authors

Recent publications by Dr. Bertoni

See all 6 publications and co-authors

See who Dr. Bertoni researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Bertoni 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. Danielle Marie Bertoni has worked on 3 clinical trials

Dmand AI links Dr. Bertoni to 3 clinical trials, 2 of them phase 3 studies. 1 is still active or recruiting. Conditions studied include Breast Neoplasms and Breast Diseases. Alliance for Clinical Trials in Oncology sponsors the most, 2.

Conditions in Dr. Bertoni's trials

  • Breast Neoplasms
  • Breast Diseases

Investigators on the most trials with Dr. Bertoni

Recent clinical trials with Dr. Bertoni

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

Dr. Danielle Marie Bertoni received $7,540 in industry payments from 2018 to 2025

CMS Open Payments shows 204 general payments to Dr. Bertoni from 57 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 73% of the total. Hologic Inc paid the most, $2,144.

General payments to Dr. Bertoni by program year, 2018 to 2025

General payments to Dr. Bertoni by kind, 2018 to 2025

$7.5Kin total
  • Food and beverage$5,50273%
  • Consulting fees$2,00027%
  • Entertainment$280%
  • Travel and lodging$100%

Companies that paid Dr. Bertoni the most, 2018 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Bertoni

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

Dr. Danielle Marie Bertoni has 1 award and honors on record

Dmand AI lists 1 award for Dr. Bertoni.

Awards and honors for Dr. Bertoni

  1. Undated
    • ACS Fellow

Source: Dmand AI Professional Profile Data

Dr. Danielle Marie Bertoni graduated from Rutgers New Jersey Medical School

Dr. Bertoni graduated from Rutgers New Jersey Medical School in 2007. Dr. Bertoni is a member of ACS.

  1. Medical schoolRutgers New Jersey Medical School
  2. Board certified in surgeryAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Danielle Marie Bertoni accepts plans from 9 insurance carriers

Dr. Bertoni is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • Elevance
  • HCSC
  • Humana
  • Regence Health Plans
  • CMS Medicare
  • +1 more carriersWith a free account

Plan types Dr. Bertoni accepts, by number of carriers

  1. Medicare8
  2. PPO7
  3. EPO2
  4. HMO2
  5. POS2

Source: Dmand AI Insurance Network Data

Sources for Dr. Danielle Marie Bertoni'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)
Awards and committee rolesDmand AI Professional Profile Data
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. Danielle Marie Bertoni

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. Danielle Marie Bertoni's NPI number?

Dr. Danielle Marie Bertoni's NPI number is 1780843185. It was assigned on June 2, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Danielle Marie Bertoni?

Dr. Danielle Marie Bertoni is a general surgeon in Walnut Creek, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Danielle Marie Bertoni practice?

Dr. Bertoni practices at 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598. Dr. Bertoni's primary practice is John Muir Medical Center, Walnut Creek in Walnut Creek, California, part of John Muir Health. Dmand AI also links Dr. Bertoni to 1 hospital and 1 group practice or clinic.

What is Dr. Danielle Marie Bertoni's office phone number?

The practice phone on file for Dr. Bertoni is (925) 939-3000.

What is Dr. Danielle Marie Bertoni's medical license number?

Dr. Bertoni holds California license A105375, one of the licenses on file in 4 states.

Which states has Dr. Danielle Marie Bertoni been licensed in?

Dmand AI has state licenses on file for Dr. Bertoni in California (2008 to 2026), Oregon (2020 to 2025), Connecticut (2017 to 2020) and Louisiana (2013 to 2014).

Which hospitals is Dr. Danielle Marie Bertoni affiliated with?

Dr. Bertoni practices at John Muir Medical Center, Walnut Creek in Walnut Creek, California. Dr. Bertoni is also affiliated with Concord Medical Center. Dmand AI links Dr. Bertoni to 1 more hospital.

What medical group is Dr. Danielle Marie Bertoni part of?

Dr. Bertoni is linked to BASS Medical Group.

Does Dr. Danielle Marie Bertoni accept Medicare?

Yes. CMS data shows Dr. Bertoni billed Medicare for 299 services in 2024, and Dr. Bertoni accepts Medicare assignment.

Does Dr. Danielle Marie Bertoni offer telehealth?

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

Show 11 more questionsShow fewer questions

What is Dr. Danielle Marie Bertoni's MIPS score?

Dr. Bertoni's MIPS final score for performance year 2024 is 98 out of 100, reported individually.

How many Medicare patients does Dr. Danielle Marie Bertoni see?

CMS counts 126 Medicare patients who saw Dr. Bertoni in 2024, with an average age of 74.

Is Dr. Danielle Marie Bertoni board certified?

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

What services does Dr. Danielle Marie Bertoni bill to Medicare?

In 2024, Dr. Bertoni's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and office visit, new patient (99205).

Where did Dr. Danielle Marie Bertoni go to medical school?

Dr. Bertoni graduated from Rutgers New Jersey Medical School in 2007.

What drugs does Dr. Danielle Marie Bertoni prescribe most?

In 2023 Medicare Part D data, Dr. Bertoni's most prescribed drugs by claims were Tramadol HCl, Ondansetron ODT and Ibuprofen.

Has Dr. Danielle Marie Bertoni received payments from drug or device companies?

CMS Open Payments shows $7,540 in general payments to Dr. Bertoni from 57 companies from 2018 to 2025. The largest total came from Hologic Inc.

How long has Dr. Danielle Marie Bertoni been practicing?

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

Does Dr. Danielle Marie Bertoni do research?

Dmand AI links 6 publications to Dr. Bertoni, published from 2015 to 2019. Dr. Bertoni has worked on 3 clinical trials.

Who does Dr. Danielle Marie Bertoni publish with?

Dr. Bertoni's most frequent co-authors are Irene Leonor Wapnir, MD (3 shared papers), Dung Hoang Nguyen (2 shared papers) and Donald Rowe Lannin, MD (1 shared paper).

What insurance does Dr. Danielle Marie Bertoni accept?

Dr. Bertoni is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

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