Dr. Robert Todd Lancaster, MD, MPH

  • Newton Lower Falls, MA
  • Vascular surgeon
NPI1093773673PAC ID2264608157
Medicare services, 2024
2,998
Medicare patients, 2024
989
Part D claims, 2024
55
Publications
43
Hospital affiliations
4
Practice address
2014 Washington Street, Newton, MA 02462
Practice phone
Call (617) 243-6000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Newton-Wellesley Hospital

Hospital · Newton, Massachusetts

See all 15 affiliations

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Dr. Robert Todd Lancaster is a vascular surgeon in Newton Lower Falls, Massachusetts

Dr. Lancaster practices at Newton-Wellesley Hospital in Newton, Massachusetts, part of Mass General Brigham.

Dr. Lancaster's NPI, 1093773673, was assigned on May 3, 2006. Dr. Lancaster graduated from Emory School of Medicine in 2003. Dr. Lancaster holds Massachusetts license 227874.

NPI and contact details
Medicare PAC ID
2264608157
NPI enumeration date
May 3, 2006
NPI status
Active
Offers telehealth
Yes
Practice phone
(617) 243-6000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
49
Medical school graduation
2003

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

Dr. Robert Todd Lancaster practices at Newton-Wellesley Hospital in Newton, Massachusetts

Dr. Lancaster's primary practice is Newton-Wellesley Hospital, at 2014 Washington Street, Newton, MA 02462 in Middlesex County. The practice phone is (617) 243-6000.

Source: Dmand AI Affiliation Data

Dr. Robert Todd Lancaster is affiliated with 9 sites of care and 6 medical groups

Dr. Lancaster's primary practice is Newton-Wellesley Hospital in Newton, Massachusetts, part of Mass General Brigham. Dr. Lancaster is also affiliated with Massachusetts General Hospital. The medical group on file is Massachusetts General Hospital. Dmand AI also links Dr. Lancaster to 2 more hospitals, 5 medical groups, 4 group practices and clinics and 1 hospital outpatient department, each named with a free account.

See all 15 affiliations for Dr. Lancaster

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

Dmand AI tracks the EHR system at Dr. Robert Todd Lancaster's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lancaster practices, 9 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Newton-Wellesley HospitalAvailable with a free account
+8 more sites and 5 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Robert Todd Lancaster is one of 138 vascular surgeons in Massachusetts

Vascular surgery is Dr. Lancaster's primary specialty in the NPI Registry, under taxonomy code 2086S0129X. Dr. Lancaster is board certified in vascular surgery by the American Board of Surgery. Dmand AI has Dr. Lancaster's licenses on file in 3 states: Massachusetts, New Hampshire and South Carolina.

Specialties and state licenses

  • Vascular surgery, MassachusettsPrimaryLicense 227874 · 2006 to 2027 · taxonomy 2086S0129X
  • New Hampshire license2013 to 2021
  • South Carolina license2013

Clinical focus

Dmand AI lists amputation, aortic atherosclerois, carotid revascularization, chronic skin ulcer, deep vein thrombosis (DVT), heart device and aorta surgery, leg revascularization and peripheral vascular disease among the conditions Dr. Lancaster treats.

Vascular surgeons near Dr. Lancaster

Counts of vascular 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. Robert Todd Lancaster billed Medicare for 2,998 services in 2024

CMS data shows 2,998 Medicare services from Dr. Lancaster across 30 procedure codes in 2024, for 989 Medicare patients. Medicare paid $700,297 for them.

Medicare services, 20242,998
Medicare patients989
Paid by Medicare$700,297
Procedure codes30

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

  • 2023
  • 2024
Tests and treatments
2023: 2,3732024: 1,85322%
Office and hospital visits
2023: 6242024: 5905%
Surgery
2023: 3432024: 3255%
Imaging
2023: 1602024: 23044%

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

  • In an office2,93798%
  • In a facility612%

Dr. Lancaster compared with the Massachusetts median for vascular surgeons, 2024

  • Dr. Lancaster
  • Massachusetts median
Medicare services
2,998vs 7983.8 times
Medicare patients
989vs 50895% above
Part D claims
33vs 4221% below

Medians across 137 vascular surgeons in Massachusetts with Dmand AI profiles that report each measure.

Dr. Lancaster'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. Lancaster

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

Dr. Robert Todd Lancaster treated 989 Medicare patients in 2024, average age 77

CMS counts 989 Medicare patients who saw Dr. Lancaster in 2024. The largest group is 75 to 84, with 438 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.73, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Lancaster's median patient age at 72, with 49% women.

Medicare patients, 2024989
Average age77
Average risk score1.73
Also on Medicaid10%

Dr. Lancaster's Medicare patients by age, 2024

Dr. Lancaster's Medicare patients by sex, 2024

  • Women50751%
  • Men48249%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis55%
  4. Ischemic heart disease42%
  5. Chronic kidney disease35%
  6. Diabetes31%
  7. Anxiety29%
  8. Mood disorders29%

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

Dr. Lancaster's patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women49%
  • Men50%

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

Dr. Robert Todd Lancaster wrote 55 Medicare Part D claims in 2024

In 2024, Dr. Lancaster wrote 55 Medicare Part D claims for 32 patients. 100% of them were for generic drugs. CMS names the drug for 33 of them, across 1 drug with 11 or more claims each, at $586 in total drug cost. In 2023, CMS named 68 claims across 2 drugs.

Part D claims, 202455
Drugs named by CMS1
Total drug cost$586
Part D patients32

Dr. Lancaster'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 682024: 3351%

Drugs named by CMS: 1 in 2024, 2 in 2023.

See all prescribing by Dr. Lancaster

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. Robert Todd Lancaster ranks in the 87th percentile for leg revascularization (restoring blood flow) in Medicare

CMS lists Dr. Lancaster as offering telehealth. CMS counts 27 procedures of leg revascularization (restoring blood flow) by Dr. Lancaster, more than 87% of the clinicians it reports for that procedure.

Offers telehealth
Yes

Where Dr. Lancaster ranks in Medicare procedure volume

Varicose vein removal
75th percentile53 procedures
Leg revascularization (restoring blood flow)
87th percentile27 procedures

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

Removal of tissue: 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. Robert Todd Lancaster has 43 publications on record

Dmand AI links 43 papers to Dr. Lancaster, published from 2011 to 2021. 2012 was the busiest year, with 4. The most frequent topics are Postoperative Complications, Blood Vessel Prosthesis Implantation and Aortic Aneurysm, Abdominal. Dr. Lancaster has published most often in J Vasc Surg. Dr. Lancaster's most frequent co-authors are Virendra I. Patel, MD, MPH, Mark F. Conrad, MD and William D. Clouse, MD.

Papers43
Years published2011 to 2021

Dr. Lancaster's papers by year, 2012 to 2021

Topics Dr. Lancaster writes about most

  • Postoperative Complications
  • Blood Vessel Prosthesis Implantation
  • Aortic Aneurysm, Abdominal
  • Aortic Aneurysm, Thoracic
  • Endovascular Procedures
  • Predictive Value of Tests
  • Vascular Surgical Procedures
  • Aortic Dissection

Dr. Lancaster's most frequent co-authors

Recent publications by Dr. Lancaster

See all 43 publications and co-authors

See who Dr. Lancaster researches with

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

How network discovery works

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

Dr. Robert Todd Lancaster received $9,020 in industry payments from 2016 to 2025

CMS Open Payments shows 139 general payments to Dr. Lancaster from 29 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 46% of the total. Nuvasive, Inc. paid the most, $3,253.

General payments to Dr. Lancaster by program year, 2016 to 2025

General payments to Dr. Lancaster by kind, 2016 to 2025

$9Kin total
  • Food and beverage$4,18246%
  • Travel and lodging$4,05145%
  • Device or supply loans$7338%
  • Education$541%

Companies that paid Dr. Lancaster the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Lancaster

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

Dr. Robert Todd Lancaster graduated from Emory School of Medicine

Dr. Lancaster graduated from Emory School of Medicine in 2003. Dr. Lancaster is a member of SVS.

  1. Medical schoolEmory School of Medicine
  2. Board certified in vascular surgeryAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Robert Todd Lancaster accepts plans from 16 insurance carriers

Dr. Lancaster is in network with 16 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Humana
  • +8 more carriersWith a free account

Plan types Dr. Lancaster accepts, by number of carriers

  1. Medicare10
  2. PPO10
  3. HMO9
  4. POS5
  5. EPO4
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. Robert Todd Lancaster'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)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
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. Robert Todd Lancaster

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. Robert Todd Lancaster's NPI number?

Dr. Robert Todd Lancaster's NPI number is 1093773673. It was assigned on May 3, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Robert Todd Lancaster?

Dr. Robert Todd Lancaster is a vascular surgeon in Newton Lower Falls, Massachusetts. The primary specialty in the NPI Registry is Vascular Surgery Physician (taxonomy code 2086S0129X).

Where does Dr. Robert Todd Lancaster practice?

Dr. Lancaster practices at 2014 Washington Street, Newton, MA 02462. Dr. Lancaster's primary practice is Newton-Wellesley Hospital in Newton, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Lancaster to 2 hospitals, 5 medical groups, 4 group practices and clinics and 1 hospital outpatient department.

What is Dr. Robert Todd Lancaster's office phone number?

The practice phone on file for Dr. Lancaster is (617) 243-6000.

What is Dr. Robert Todd Lancaster's medical license number?

Dr. Lancaster holds Massachusetts license 227874, one of the licenses on file in 3 states.

Which states has Dr. Robert Todd Lancaster been licensed in?

Dmand AI has state licenses on file for Dr. Lancaster in Massachusetts (2006 to 2027), New Hampshire (2013 to 2021) and South Carolina (2013).

Which hospitals is Dr. Robert Todd Lancaster affiliated with?

Dr. Lancaster practices at Newton-Wellesley Hospital in Newton, Massachusetts. Dr. Lancaster is also affiliated with Massachusetts General Hospital. Dmand AI links Dr. Lancaster to 2 more hospitals.

What medical group is Dr. Robert Todd Lancaster part of?

Dr. Lancaster is linked to Massachusetts General Hospital. Dmand AI links Dr. Lancaster to 5 more medical groups.

Does Dr. Robert Todd Lancaster accept Medicare?

Yes. CMS data shows Dr. Lancaster billed Medicare for 2,998 services in 2024.

Does Dr. Robert Todd Lancaster offer telehealth?

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

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Robert Todd Lancaster see?

CMS counts 989 Medicare patients who saw Dr. Lancaster in 2024, with an average age of 77.

Is Dr. Robert Todd Lancaster board certified?

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

What services does Dr. Robert Todd Lancaster bill to Medicare?

In 2024, Dr. Lancaster's most billed Medicare services were blood vessel study (93923), office visit, established patient (99214) and blood vessel study (93971).

Where did Dr. Robert Todd Lancaster go to medical school?

Dr. Lancaster graduated from Emory School of Medicine in 2003.

What drugs does Dr. Robert Todd Lancaster prescribe most?

In 2024 Medicare Part D data, Dr. Lancaster's most prescribed drugs by claims were Clopidogrel.

Has Dr. Robert Todd Lancaster received payments from drug or device companies?

CMS Open Payments shows $9,020 in general payments to Dr. Lancaster from 29 companies from 2016 to 2025. The largest total came from Nuvasive, Inc.

How long has Dr. Robert Todd Lancaster been practicing?

Dr. Lancaster graduated from medical school in 2003, 23 years ago.

Does Dr. Robert Todd Lancaster do research?

Dmand AI links 43 publications to Dr. Lancaster, published from 2011 to 2021.

Who does Dr. Robert Todd Lancaster publish with?

Dr. Lancaster's most frequent co-authors are Virendra I. Patel, MD, MPH (20 shared papers), Mark F. Conrad, MD (18 shared papers) and William D. Clouse, MD (8 shared papers).

What insurance does Dr. Robert Todd Lancaster accept?

Dr. Lancaster is in network with 16 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

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