Dr. David Westfall Bates, MD
- Medicare services, 2023
- 69
- Part D claims, 2024
- 83
- Hospital affiliations
- 1
- Industry payments
- $19,443
- Medical group
- 1
- Practice address
- 75 Francis Street, Boston, MA 02115
- Practice phone
- Call (617) 732-5500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Bates' professional email, personal email and mobile number
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Dr. David Westfall Bates is an internist in Boston, Massachusetts
Dr. Bates practices at Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Bates' NPI, 1013974708, was assigned on April 27, 2006. Dr. Bates graduated from Johns Hopkins University School of Medicine in 1983. Dr. Bates holds Massachusetts license 59482.
- NPI
- 1013974708NPI Registry (opens in a new tab)
- NPI enumeration date
- April 27, 2006
- NPI status
- Active
- Practice phone
- (617) 732-5500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Westfall Bates practices at Brigham and Women's Hospital in Boston, Massachusetts
Dr. Bates' primary practice is Brigham and Women's Hospital, at 75 Francis Street, Boston, MA 02115 in Suffolk County. The practice phone is (617) 732-5500.
- Brigham and Women's Hospital75 Francis Street, Boston, MA 02115 · Suffolk CountyPhone(617) 732-5500
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Westfall Bates is affiliated with 1 site of care and 1 medical group
Dr. Bates' primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. The medical group on file is Brigham and Women's Hospital.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David Westfall Bates' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bates practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Brigham and Women's Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Westfall Bates is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Bates' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Bates is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Bates
Counts of internists 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. David Westfall Bates billed Medicare for 69 services in 2023
CMS data shows 69 Medicare services from Dr. Bates across 1 procedure code in 2023, all of them office visits. Medicare paid $4,467 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Bates' Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 1232023: 6944%
Dr. Bates compared with the Massachusetts median for internists, 2023
- Dr. Bates
- Massachusetts median
- Medicare services
- 69vs 43184% below
- Part D claims
- 522vs 40230% above
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Bates' most billed Medicare procedure codes, 2023
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. Bates and other internists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Westfall Bates' patients have a median age of 77
Across all payers, Dmand AI patient panel data puts Dr. Bates' median patient age at 77, with 50% women.
Dr. Bates' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women50%
- Men38%
Source: Dmand AI Patient Panel Data
Dr. David Westfall Bates wrote 83 Medicare Part D claims in 2024
In 2024, Dr. Bates wrote 83 Medicare Part D claims for 32 patients. 82% of them were for generic drugs. They cover 22 drugs, with $25,181 in total drug cost. In 2022, CMS named 851 claims across 39 drugs.
Dr. Bates' Part D claims by kind of drug, 2024
- Generic68 claims82%
- Brand-name15 claims18%
Dr. Bates' 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: 8512023: 52239%
Drugs named by CMS: 22 in 2023, 39 in 2022.
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
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Dr. David Westfall Bates received $19,443 in industry payments from 2016 to 2020
CMS Open Payments shows 25 general payments to Dr. Bates from 5 drug and device companies from 2016 to 2020. Consulting fees make up the largest share, 68% of the total. Bristol-Myers Squibb Company paid the most, $7,420.
General payments to Dr. Bates by program year, 2016 to 2020
General payments to Dr. Bates by kind, 2016 to 2020
- Consulting fees$13,22068%
- Speaker and faculty fees$3,81620%
- Travel and lodging$2,03910%
- Food and beverage$3682%
Companies that paid Dr. Bates the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David Westfall Bates graduated from Johns Hopkins University School of Medicine
Dr. Bates graduated from Johns Hopkins University School of Medicine in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David Westfall Bates'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand 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 Data |
| Part D prescribing | Medicare 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) |
| 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. David Westfall Bates
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. David Westfall Bates' NPI number?
Dr. David Westfall Bates' NPI number is 1013974708. It was assigned on April 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David Westfall Bates?
Dr. David Westfall Bates is an internist in Boston, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. David Westfall Bates practice?
Dr. Bates practices at 75 Francis Street, Boston, MA 02115. Dr. Bates' primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham.
What is Dr. David Westfall Bates' office phone number?
The practice phone on file for Dr. Bates is (617) 732-5500.
What is Dr. David Westfall Bates' medical license number?
Dr. Bates holds Massachusetts license 59482.
Which hospitals is Dr. David Westfall Bates affiliated with?
Dr. Bates practices at Brigham and Women's Hospital in Boston, Massachusetts.
What medical group is Dr. David Westfall Bates part of?
Dr. Bates is linked to Brigham and Women's Hospital.
Does Dr. David Westfall Bates accept Medicare?
Yes. CMS data shows Dr. Bates billed Medicare for 69 services in 2023.
What services does Dr. David Westfall Bates bill to Medicare?
In 2023, Dr. Bates' most billed Medicare services were office visit, established patient (99214).
Where did Dr. David Westfall Bates go to medical school?
Dr. Bates graduated from Johns Hopkins University School of Medicine in 1983.
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What drugs does Dr. David Westfall Bates prescribe most?
In 2023 Medicare Part D data, Dr. Bates' most prescribed drugs by claims were Lisinopril, Atorvastatin Calcium and Furosemide.
Has Dr. David Westfall Bates received payments from drug or device companies?
CMS Open Payments shows $19,443 in general payments to Dr. Bates from 5 companies from 2016 to 2020. The largest total came from Bristol-Myers Squibb Company.
How long has Dr. David Westfall Bates been practicing?
Dr. Bates graduated from medical school in 1983, 43 years ago.
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