Dr. Brian John Hamway, MD
- Part D claims, 2024
- 352
- Hospital affiliations
- 1
- Industry payments
- $1,014
- Insurance carriers
- 15
- State licenses
- 3
- Practice address
- 1501 Trousdale Drive, Burlingame, CA 94010
- Practice phone
- Call (650) 696-5400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hamway'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. Brian John Hamway is an internist in Burlingame, California
Dr. Hamway practices at Mills-Peninsula Medical Center in Burlingame, California, part of Sutter Health.
Dr. Hamway's NPI, 1437372273, was assigned on April 10, 2007. Dr. Hamway graduated from University of Ottawa Faculty of Medicine in 1993. Dr. Hamway holds California license G88412.
- NPI
- 1437372273NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527282300
- NPI enumeration date
- April 10, 2007
- NPI status
- Active
- Practice phone
- (650) 696-5400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Brian John Hamway practices at Mills-Peninsula Medical Center in Burlingame, California
Dr. Hamway's primary practice is Mills-Peninsula Medical Center, at 1501 Trousdale Drive, Burlingame, CA 94010 in San Mateo County. The practice phone is (650) 696-5400.
- Mills-Peninsula Medical Center1501 Trousdale Drive, Burlingame, CA 94010 · San Mateo CountyPhone(650) 696-5400
Source: Dmand AI Affiliation Data
Dr. Brian John Hamway is affiliated with 1 site of care
Dr. Hamway's primary practice is Mills-Peninsula Medical Center in Burlingame, California, part of Sutter Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Brian John Hamway's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hamway practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mills-Peninsula Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Brian John Hamway is one of 16,751 internists in California
Internal medicine is Dr. Hamway's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Hamway is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Hamway's licenses on file in 3 states: California, New York and New Jersey.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- New York license
- New Jersey license
Clinical focus
Dmand AI lists underactive thyroid among the conditions Dr. Hamway treats.
Internists near Dr. Hamway
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. Brian John Hamway's patients have a median age of 60
Across all payers, Dmand AI patient panel data puts Dr. Hamway's median patient age at 60, with 44% women.
Dr. Hamway's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women44%
- Men55%
Source: Dmand AI Patient Panel Data
Dr. Brian John Hamway wrote 352 Medicare Part D claims in 2024
In 2024, Dr. Hamway wrote 352 Medicare Part D claims for 19 patients. 92% of them were for generic drugs. CMS names the drug for 154 of them, across 11 drugs with 11 or more claims each, at $103,989 in total drug cost. In 2023, CMS named 27 claims across 2 drugs.
Dr. Hamway's Part D claims by kind of drug, 2024
- Generic324 claims92%
- Brand-name28 claims8%
Dr. Hamway'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. Hamway's Part D claims, 2024
- Opioids7%24 of 352 claims
- Antibiotics4%14 of 352 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: 272024: 154470%
Drugs named by CMS: 11 in 2024, 2 in 2023.
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. Brian John Hamway received $1,014 in industry payments from 2019 to 2025
CMS Open Payments shows 9 general payments to Dr. Hamway from 7 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 100% of the total. Galderma Laboratories, L.P. paid the most, $272.
General payments to Dr. Hamway by program year, 2019 to 2025
Companies that paid Dr. Hamway the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Brian John Hamway graduated from University of Ottawa Faculty of Medicine
Dr. Hamway graduated from University of Ottawa Faculty of Medicine in 1993.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Brian John Hamway accepts plans from 15 insurance carriers
Dr. Hamway is in network with 15 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- HCSC
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Hamway accepts, by number of carriers
- PPO10
- Medicare8
- HMO6
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Brian John Hamway'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 Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Brian John Hamway
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. Brian John Hamway's NPI number?
Dr. Brian John Hamway's NPI number is 1437372273. It was assigned on April 10, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Brian John Hamway?
Dr. Brian John Hamway is an internist in Burlingame, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Brian John Hamway practice?
Dr. Hamway practices at 1501 Trousdale Drive, Burlingame, CA 94010. Dr. Hamway's primary practice is Mills-Peninsula Medical Center in Burlingame, California, part of Sutter Health.
What is Dr. Brian John Hamway's office phone number?
The practice phone on file for Dr. Hamway is (650) 696-5400.
What is Dr. Brian John Hamway's medical license number?
Dr. Hamway holds California license G88412, one of the licenses on file in 3 states.
Which states has Dr. Brian John Hamway been licensed in?
Dmand AI has state licenses on file for Dr. Hamway in California (2008 to 2026), New York (1996 to 2009) and New Jersey (2004 to 2005).
Which hospitals is Dr. Brian John Hamway affiliated with?
Dr. Hamway practices at Mills-Peninsula Medical Center in Burlingame, California.
Is Dr. Brian John Hamway board certified?
Yes. Dr. Hamway is board certified in internal medicine by the American Board of Internal Medicine.
Where did Dr. Brian John Hamway go to medical school?
Dr. Hamway graduated from University of Ottawa Faculty of Medicine in 1993.
What drugs does Dr. Brian John Hamway prescribe most?
In 2024 Medicare Part D data, Dr. Hamway's most prescribed drugs by claims were Trazodone HCl, Hydrocodone-Acetaminophen and Alprazolam.
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Has Dr. Brian John Hamway received payments from drug or device companies?
CMS Open Payments shows $1,014 in general payments to Dr. Hamway from 7 companies from 2019 to 2025. The largest total came from Galderma Laboratories, L.P.
How long has Dr. Brian John Hamway been practicing?
Dr. Hamway graduated from medical school in 1993, 33 years ago.
What insurance does Dr. Brian John Hamway accept?
Dr. Hamway is in network with 15 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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