Dr. Benjamin Arthur Humphers Smith, MD, PhD
- Part D claims, 2024
- 67
- Publications
- 10
- Industry payments
- $163
- State license
- 1
- Year NPI issued
- 2023
- Practice address
- 300 Pasteur Dr Rm H3591, Stanford, CA 94305-2200
- Practice phone
- Call (650) 725-2181
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Smith'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. Benjamin Arthur Humphers Smith is a general surgeon in Stanford, California
Dr. Smith practices in Stanford, California.
Dr. Smith's NPI, 1932804804, was assigned on March 31, 2023. Dr. Smith holds California license 11747.
- NPI
- 1932804804NPI Registry (opens in a new tab)
- NPI enumeration date
- March 31, 2023
- NPI status
- Active
- Practice phone
- (650) 725-2181
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Benjamin Arthur Humphers Smith's practice address is in Stanford, California
Dr. Smith's practice address in the NPI Registry is 300 Pasteur Dr Rm H3591, Stanford, CA 94305-2200. The practice phone is (650) 725-2181.
- NPI Registry address300 Pasteur Dr Rm H3591, Stanford, CA 94305-2200Phone(650) 725-2181
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Benjamin Arthur Humphers Smith's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Smith practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Smith's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Benjamin Arthur Humphers Smith is one of 2,926 general surgeons in California
Surgery is Dr. Smith's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Smith is licensed in California.
Specialties and state licenses
- Surgery, CaliforniaPrimary
General surgeons near Dr. Smith
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. Benjamin Arthur Humphers Smith wrote 67 Medicare Part D claims in 2024
In 2024, Dr. Smith wrote 67 Medicare Part D claims for 37 patients. 99% of them were for generic drugs. CMS names the drug for 20 of them, across 1 drug with 11 or more claims each, at $71 in total drug cost.
Dr. Smith's Part D claims by kind of drug, 2024
- Generic66 claims99%
- Brand-name and other1 claims1%
Dr. Smith'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. Smith's Part D claims, 2024
- Opioids36%24 of 67 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Benjamin Arthur Humphers Smith has 10 publications on record
Dmand AI links 10 papers to Dr. Smith, published from 2019 to 2023. 2019 was the busiest year, with 2. The most frequent topics are Cell Line, Tumor, N-Acetylneuraminic Acid and Polysaccharides. Dr. Smith has published most often in Nat Rev Drug Discov. Dr. Smith's most frequent co-authors are Ravindra Majeti, MD, Robbie G. Majzner, MD and Michelle Leigh Monje, MD, PhD.
Dr. Smith's papers by year, 2019 to 2023
Topics Dr. Smith writes about most
- Cell Line, Tumor
- N-Acetylneuraminic Acid
- Polysaccharides
- Sialic Acid Binding Immunoglobulin-like Lectins
- Cell Membrane
- CRISPR-Cas Systems
- Immunotherapy
- Ligands
Dr. Smith's most frequent co-authors
- Ravindra Majeti, MD3 shared papers
- Robbie G. Majzner, MD2 shared papers
- Michelle Leigh Monje, MD, PhD2 shared papers
Recent publications by Dr. Smith
Proc Natl Acad Sci U S A
See who Dr. Smith researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Smith works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Benjamin Arthur Humphers Smith received $163 in industry payments in 2025
CMS Open Payments shows 2 general payments to Dr. Smith from 2 drug and device companies in 2025. Food and beverage make up the largest share, 58% of the total. Cordis US Corp. paid the most, $95.
General payments to Dr. Smith by kind, 2025 to 2025
- Food and beverage$9558%
- Education$6842%
Companies that paid Dr. Smith the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Benjamin Arthur Humphers Smith'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Benjamin Arthur Humphers Smith
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. Benjamin Arthur Humphers Smith's NPI number?
Dr. Benjamin Arthur Humphers Smith's NPI number is 1932804804. It was assigned on March 31, 2023, and it is active in the NPI Registry.
What kind of doctor is Dr. Benjamin Arthur Humphers Smith?
Dr. Benjamin Arthur Humphers Smith is a general surgeon in Stanford, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Benjamin Arthur Humphers Smith practice?
Dr. Smith practices at 300 Pasteur Dr Rm H3591, Stanford, CA 94305-2200.
What is Dr. Benjamin Arthur Humphers Smith's office phone number?
The practice phone on file for Dr. Smith is (650) 725-2181.
What is Dr. Benjamin Arthur Humphers Smith's medical license number?
Dr. Smith holds California license 11747.
What drugs does Dr. Benjamin Arthur Humphers Smith prescribe most?
In 2024 Medicare Part D data, Dr. Smith's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Benjamin Arthur Humphers Smith received payments from drug or device companies?
CMS Open Payments shows $163 in general payments to Dr. Smith from 2 companies from 2025 to 2025. The largest total came from Cordis US Corp.
How long has Dr. Benjamin Arthur Humphers Smith been practicing?
Dr. Smith's NPI was assigned in 2023.
Does Dr. Benjamin Arthur Humphers Smith do research?
Dmand AI links 10 publications to Dr. Smith, published from 2019 to 2023.
Who does Dr. Benjamin Arthur Humphers Smith publish with?
Dr. Smith's most frequent co-authors are Ravindra Majeti, MD (3 shared papers), Robbie G. Majzner, MD (2 shared papers) and Michelle Leigh Monje, MD, PhD (2 shared papers).
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