$26,584 in research paymentsEnterovirus InfectionsPicornaviridae InfectionsNitazoxanide
Dr. John H. Powers III, MD
NPI1952540148
- Clinical trials
- 1
- Industry payments
- $107,046
- State licenses
- 3
- Year NPI issued
- 2009
- Practice address
- 15851 Crabbs Branch Way, Derwood, MD 20855
- Practice phone
- Call (301) 570-2333
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Powers' 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. John H. Powers III is an infectious disease specialist in Derwood, Maryland
Dr. Powers practices in Derwood, Maryland.
Dr. Powers' NPI, 1952540148, was assigned on February 11, 2009. Dr. Powers holds Virginia license 010148364.
NPI and contact details
- NPI
- 1952540148NPI Registry (opens in a new tab)
- NPI enumeration date
- February 11, 2009
- NPI status
- Active
- Practice phone
- (301) 570-2333
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. John H. Powers III's practice address is in Derwood, Maryland
Dr. Powers' practice address in the NPI Registry is 15851 Crabbs Branch Way, Derwood, MD 20855, in Montgomery County. The practice phone is (301) 570-2333.
- NPI Registry address15851 Crabbs Branch Way, Derwood, MD 20855 · Montgomery CountyPhone(301) 570-2333
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. John H. Powers III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Powers practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Powers' practice | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. John H. Powers III is one of 303 infectious disease specialists in Maryland
Infectious disease is Dr. Powers' primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dmand AI has Dr. Powers' licenses on file in 3 states: Virginia, Delaware and Pennsylvania.
Specialties and state licenses
- Infectious disease, VirginiaPrimary
- Delaware license
- Pennsylvania license
Infectious disease specialists near Dr. Powers
Counts of infectious disease specialists 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 H. Powers III has worked on 1 clinical trial
Dmand AI links Dr. Powers to 1 clinical trial. Conditions studied include Enterovirus Infections and Picornaviridae Infections. Open Payments lists research payments to Dr. Powers that name 1 trial.
Conditions in Dr. Powers' trials
- Enterovirus Infections
- Picornaviridae Infections
Investigators on the most trials with Dr. Powers
Recent clinical trials with Dr. Powers
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; ClinicalTrials.gov (National Library of Medicine); and Dmand AI Research Linkage
Dr. John H. Powers III received $107,046 in industry payments from 2016 to 2025
CMS Open Payments shows 71 general payments to Dr. Powers from 15 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 85% of the total. Gilead Sciences, Inc. paid the most, $35,149. It also lists 7 research payments totaling $36,834 from 2016 to 2020, naming 1 clinical trial.
General payments to Dr. Powers by program year, 2016 to 2025
General payments to Dr. Powers by kind, 2016 to 2025
$107Kin total
- Consulting fees$90,89985%
- Travel and lodging$14,90914%
- Food and beverage$1,2381%
Companies that paid Dr. Powers the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. John H. Powers III'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 |
| Clinical trials and co-investigators | ClinicalTrials.gov (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. John H. Powers III
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 H. Powers III's NPI number?
Dr. John H. Powers III's NPI number is 1952540148. It was assigned on February 11, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. John H. Powers III?
Dr. John H. Powers III is an infectious disease specialist in Derwood, Maryland. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. John H. Powers III practice?
Dr. Powers practices at 15851 Crabbs Branch Way, Derwood, MD 20855.
What is Dr. John H. Powers III's office phone number?
The practice phone on file for Dr. Powers is (301) 570-2333.
What is Dr. John H. Powers III's medical license number?
Dr. Powers holds Virginia license 010148364, one of the licenses on file in 3 states.
Which states has Dr. John H. Powers III been licensed in?
Dmand AI has state licenses on file for Dr. Powers in Virginia, Delaware and Pennsylvania.
Has Dr. John H. Powers III received payments from drug or device companies?
CMS Open Payments shows $107,046 in general payments to Dr. Powers from 15 companies from 2016 to 2025. The largest total came from Gilead Sciences, Inc.
How long has Dr. John H. Powers III been practicing?
Dr. Powers' NPI was assigned in 2009.
Does Dr. John H. Powers III do research?
Dr. Powers has worked on 1 clinical trial.
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