J Invest Dermatol
Diagnosis, DifferentialHidradenitis SuppurativaInflammation
Dr. John Walter Frew, MD
NPI1164988804
- Publications
- 148
- Clinical trials
- 3
- Industry payments
- $47,878
- State license
- 1
- Year NPI issued
- 2019
- Practice address
- 1230 York Ave, New York, NY 10065-6399
- Practice phone
- Call (212) 327-7153
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Frew's professional email, personal email and mobile number
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Dr. John Walter Frew is a dermatologist in New York, New York
Dr. Frew practices in New York, New York.
Dr. Frew's NPI, 1164988804, was assigned on February 19, 2019. Dr. Frew graduated from University of New South Wales Faculty of Medicine in 2009. Dr. Frew holds New York license P10028.
NPI and contact details
- NPI
- 1164988804NPI Registry (opens in a new tab)
- NPI enumeration date
- February 19, 2019
- NPI status
- Active
- Practice phone
- (212) 327-7153
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. John Walter Frew's practice address is in New York, New York
Dr. Frew's practice address in the NPI Registry is 1230 York Ave, New York, NY 10065-6399. The practice phone is (212) 327-7153.
- NPI Registry address1230 York Ave, New York, NY 10065-6399Phone(212) 327-7153
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. John Walter Frew's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Frew practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Frew's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Walter Frew is one of 1,038 dermatologists in New York
Dermatology is Dr. Frew's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Frew is licensed in New York.
Specialties and state licenses
- Dermatology, New YorkPrimary
Dermatologists near Dr. Frew
Counts of dermatologists 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. John Walter Frew's patients have a median age of 39
Across all payers, Dmand AI patient panel data puts Dr. Frew's median patient age at 39, with 100% women.
Dr. Frew's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. John Walter Frew has 148 publications on record
Dmand AI links 148 papers to Dr. Frew, published from 2010 to 2025. 2023 was the busiest year, with 19. The most frequent topics are Hidradenitis Suppurativa, Skin and Inflammation. Dr. Frew has published most often in Br J Dermatol. Dr. Frew's most frequent co-authors are James Krueger, MD, PhD, Michelle Anne Lowes, MD, PhD and David Grand, MD.
Papers148
Years published2010 to 2025
Dr. Frew's papers by year, 2015 to 2025
Topics Dr. Frew writes about most
- Hidradenitis Suppurativa
- Skin
- Inflammation
- Adalimumab
- Antibodies, Monoclonal, Humanized
- Australia
- Interleukin-17
- Skin Neoplasms
Dr. Frew's most frequent co-authors
- James Krueger, MD, PhD28 shared papers
- Michelle Anne Lowes, MD, PhD13 shared papers
- David Grand, MD12 shared papers
Recent publications by Dr. Frew
Australas J Dermatol
AustraliaCarcinoma, Basal CellCarcinoma, Squamous Cell
J Eur Acad Dermatol Venereol
See who Dr. Frew researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Frew works with, so you can find a warm path to the right dermatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. John Walter Frew has worked on 3 clinical trials
Dmand AI links Dr. Frew to 3 clinical trials. Conditions studied include Hidradenitis Suppurativa and Hidradenitis.
Clinical trials with Dr. Frew by phase
- 1Early phase 1: 1 trial
- NonePhase 1: no trials
- 1Phase 2: 1 trial
- NonePhase 3: no trials
- NonePhase 4: no trials
Conditions in Dr. Frew's trials
- Hidradenitis Suppurativa
- Hidradenitis
Investigators on the most trials with Dr. Frew
- Milan Jatin Anadkat, MD1 shared trial
- Seth B. Forman, MD1 shared trial
- David S. Greenstein, MD1 shared trial
Recent clinical trials with Dr. Frew
Hidradenitis SuppurativaHidradenitisFostamatinib
A Pilot Study of Safety and Biomarkers In Hidradenitis Suppurativa Participants Receiving Brodalumab (opens in a new tab)
CompletedEarly phase 1
Hidradenitis SuppurativaHidradenitisBrodalumab
Hidradenitis SuppurativaHidradenitisLY3041658
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. John Walter Frew received $47,878 in industry payments from 2019 to 2025
CMS Open Payments shows 27 general payments to Dr. Frew from 8 drug and device companies from 2019 to 2025. Consulting fees make up the largest share, 45% of the total. Almirall LLC paid the most, $24,051. It also lists 1 research payment totaling $4,974 in 2024.
General payments to Dr. Frew by program year, 2019 to 2025
General payments to Dr. Frew by kind, 2019 to 2025
$47.9Kin total
- Consulting fees$21,68545%
- Speaker and faculty fees$15,30032%
- Travel and lodging$10,10021%
- Food and beverage$7932%
Companies that paid Dr. Frew 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. John Walter Frew graduated from University of New South Wales Faculty of Medicine
Dr. Frew graduated from University of New South Wales Faculty of Medicine in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John Walter Frew'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 |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. John Walter Frew
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. John Walter Frew's NPI number?
Dr. John Walter Frew's NPI number is 1164988804. It was assigned on February 19, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. John Walter Frew?
Dr. John Walter Frew is a dermatologist in New York, New York. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. John Walter Frew practice?
Dr. Frew practices at 1230 York Ave, New York, NY 10065-6399.
What is Dr. John Walter Frew's office phone number?
The practice phone on file for Dr. Frew is (212) 327-7153.
What is Dr. John Walter Frew's medical license number?
Dr. Frew holds New York license P10028.
Where did Dr. John Walter Frew go to medical school?
Dr. Frew graduated from University of New South Wales Faculty of Medicine in 2009.
Has Dr. John Walter Frew received payments from drug or device companies?
CMS Open Payments shows $47,878 in general payments to Dr. Frew from 8 companies from 2019 to 2025. The largest total came from Almirall LLC.
How long has Dr. John Walter Frew been practicing?
Dr. Frew graduated from medical school in 2009, 17 years ago.
Does Dr. John Walter Frew do research?
Dmand AI links 148 publications to Dr. Frew, published from 2010 to 2025. Dr. Frew has worked on 3 clinical trials.
Who does Dr. John Walter Frew publish with?
Dr. Frew's most frequent co-authors are James Krueger, MD, PhD (28 shared papers), Michelle Anne Lowes, MD, PhD (13 shared papers) and David Grand, MD (12 shared papers).
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