Giles Thomas Knowles
- Part D claims, 2024
- 156
- Publications
- 1
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 1919 East Thomas Road, Phoenix, AZ 85016
- Practice phone
- Call (602) 933-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Giles Knowles' 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.
Giles Thomas Knowles is a pediatrician in Phoenix, Arizona
Giles Knowles practices at Phoenix Children's Hospital in Phoenix, Arizona, part of Phoenix Children's Hospital.
Giles Knowles' NPI, 1104453968, was assigned on March 23, 2020. Giles Knowles holds Arizona license 010984.
- NPI
- 1104453968NPI Registry (opens in a new tab)
- NPI enumeration date
- March 23, 2020
- NPI status
- Active
- Practice phone
- (602) 933-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Giles Thomas Knowles practices at Phoenix Children's Hospital in Phoenix, Arizona
Giles Knowles' primary practice is Phoenix Children's Hospital, at 1919 East Thomas Road, Phoenix, AZ 85016 in Maricopa County. The practice phone is (602) 933-1000.
- Phoenix Children's Hospital1919 East Thomas Road, Phoenix, AZ 85016 · Maricopa CountyPhone(602) 933-1000
Source: Dmand AI Affiliation Data
Giles Thomas Knowles is affiliated with 1 site of care and 1 medical group
Giles Knowles' primary practice is Phoenix Children's Hospital in Phoenix, Arizona, part of Phoenix Children's Hospital. The medical group on file is Phoenix Children's Medical Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Giles Thomas Knowles' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Giles Knowles practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Phoenix Children's Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Phoenix Children's Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Giles Thomas Knowles is one of 1,000 pediatricians in Arizona
Pediatrics is Giles Knowles' primary specialty in the NPI Registry, under taxonomy code 208000000X. Giles Knowles is licensed in Arizona.
Specialties and state licenses
- Pediatrics, ArizonaPrimary
Pediatricians near Giles Knowles
Counts of pediatricians 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
Giles Thomas Knowles' patients have a median age of 9
Across all payers, Dmand AI patient panel data puts Giles Knowles' median patient age at 9, with 50% women.
Giles Knowles' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 9
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Giles Thomas Knowles wrote 156 Medicare Part D claims in 2024
In 2024, Giles Knowles wrote 156 Medicare Part D claims for 24 patients. 87% of them were for generic drugs. CMS names the drug for 48 of them, across 4 drugs with 11 or more claims each, at $10,441 in total drug cost. In 2022, CMS named 26 claims across 2 drugs.
Giles Knowles' Part D claims by kind of drug, 2024
- Generic136 claims87%
- Brand-name and other20 claims13%
Giles Knowles' 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: 262023: 4885%
Drugs named by CMS: 4 in 2023, 2 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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Giles Thomas Knowles has 1 publication on record
Dmand AI links 1 paper to Giles Knowles. Giles Knowles' most frequent co-authors are Holly Marie Chiles, DO and Cortney Ballengee Menchini, MD.
Giles Knowles' most frequent co-authors
Recent publications by Giles Knowles
See who Giles Knowles researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Giles Knowles works with, so you can find a warm path to the right pediatricians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Sources for Giles Thomas Knowles'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Giles Thomas Knowles
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Giles Thomas Knowles' NPI number?
Giles Thomas Knowles' NPI number is 1104453968. It was assigned on March 23, 2020, and it is active in the NPI Registry.
What does Giles Thomas Knowles specialize in?
Giles Thomas Knowles is a pediatrician in Phoenix, Arizona. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Giles Thomas Knowles practice?
Giles Knowles practices at 1919 East Thomas Road, Phoenix, AZ 85016. Giles Knowles' primary practice is Phoenix Children's Hospital in Phoenix, Arizona, part of Phoenix Children's Hospital.
What is Giles Thomas Knowles' office phone number?
The practice phone on file for Giles Knowles is (602) 933-1000.
What is Giles Thomas Knowles' medical license number?
Giles Knowles holds Arizona license 010984.
Which hospitals is Giles Thomas Knowles affiliated with?
Giles Knowles practices at Phoenix Children's Hospital in Phoenix, Arizona.
What medical group is Giles Thomas Knowles part of?
Giles Knowles is linked to Phoenix Children's Medical Group.
What drugs does Giles Thomas Knowles prescribe most?
In 2023 Medicare Part D data, Giles Knowles' most prescribed drugs by claims were Carvedilol, Entresto and Duloxetine HCl.
How long has Giles Thomas Knowles been practicing?
Giles Knowles' NPI was assigned in 2020.
Does Giles Thomas Knowles do research?
Dmand AI links 1 publication to Giles Knowles.
Who does Giles Thomas Knowles publish with?
Giles Knowles' most frequent co-authors are Holly Marie Chiles, DO (1 shared paper) and Cortney Ballengee Menchini, MD (1 shared paper).
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