AllelesAmino Acid SequenceBlack or African American
Dr. William Robinson Frazier IV, MD, PhD
NPI1295232270PAC ID4284137324
- Part D claims, 2021
- 11
- Publications
- 2
- Hospital affiliations
- 2
- Industry payments
- $272
- Medical group
- 1
- Practice address
- 655 W 8th St, Jacksonville, FL 32209
- Practice phone
- Call (904) 244-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Frazier'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. William Robinson Frazier IV is a neurologist in Jacksonville, Florida
Dr. Frazier practices at UF Health Jacksonville in Jacksonville, Florida, part of UF Health.
Dr. Frazier's NPI, 1295232270, was assigned on April 6, 2018. Dr. Frazier holds Virginia license 0101278063.
NPI and contact details
- NPI
- 1295232270NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284137324
- NPI enumeration date
- April 6, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (904) 244-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Robinson Frazier IV practices at UF Health Jacksonville in Jacksonville, Florida
Dr. Frazier's primary practice is UF Health Jacksonville, at 655 W 8th St, Jacksonville, FL 32209 in Duval County. The practice phone is (904) 244-4000.
- UF Health Jacksonville655 W 8th St, Jacksonville, FL 32209 · Duval CountyPhone(904) 244-4000
Source: Dmand AI Affiliation Data
Dr. William Robinson Frazier IV is affiliated with 3 sites of care and 1 medical group
Dr. Frazier's primary practice is UF Health Jacksonville in Jacksonville, Florida, part of UF Health. Dr. Frazier is also affiliated with UF Health Flagler Hospital. The medical group on file is UF Jacksonville Physicians, Inc. Dmand AI also links Dr. Frazier to 1 more group practice or clinic, named with a free account.
UF Health Flagler HospitalUF Jacksonville Physicians, Inc.1 group practice or clinicName with a free account
See all 4 affiliations for Dr. FrazierSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William Robinson Frazier IV's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Frazier practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UF Health Jacksonville | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Robinson Frazier IV is one of 1,297 neurologists in Florida
Neurology is Dr. Frazier's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Frazier is licensed in Virginia.
Specialties and state licenses
- Neurology, VirginiaPrimary
Neurologists near Dr. Frazier
Counts of neurologists 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. William Robinson Frazier IV's patients have a median age of 65
Across all payers, Dmand AI patient panel data puts Dr. Frazier's median patient age at 65, with 56% women.
Dr. Frazier's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women56%
- Men41%
Source: Dmand AI Patient Panel Data
Dr. William Robinson Frazier IV wrote 11 Medicare Part D claims in 2021
In 2021, Dr. Frazier wrote 11 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $268 in total drug cost. In 2020, CMS named 15 claims across 1 drug.
Part D claims, 202111
Drugs named by CMS1
Total drug cost$268
Dr. Frazier's most prescribed drugs by claims, 2021
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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 152021: 1127%
Drugs named by CMS: 1 in 2021, 1 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. William Robinson Frazier IV offers telehealth to Medicare patients
Dr. Frazier accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Frazier as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. William Robinson Frazier IV has 2 publications on record
Dmand AI links 2 papers to Dr. Frazier, published from 2013 to 2015.
Papers2
Years published2013 to 2015
Recent publications by Dr. Frazier
See who Dr. Frazier researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Frazier works with, so you can find a warm path to the right neurologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. William Robinson Frazier IV received $272 in industry payments in 2025
CMS Open Payments shows 3 general payments to Dr. Frazier from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Alexion Pharmaceuticals, Inc. paid the most, $104.
Companies that paid Dr. Frazier 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. William Robinson Frazier IV'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. William Robinson Frazier IV
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. William Robinson Frazier IV's NPI number?
Dr. William Robinson Frazier IV's NPI number is 1295232270. It was assigned on April 6, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. William Robinson Frazier IV?
Dr. William Robinson Frazier IV is a neurologist in Jacksonville, Florida. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. William Robinson Frazier IV practice?
Dr. Frazier practices at 655 W 8th St, Jacksonville, FL 32209. Dr. Frazier's primary practice is UF Health Jacksonville in Jacksonville, Florida, part of UF Health. Dmand AI also links Dr. Frazier to 1 group practice or clinic.
What is Dr. William Robinson Frazier IV's office phone number?
The practice phone on file for Dr. Frazier is (904) 244-4000.
What is Dr. William Robinson Frazier IV's medical license number?
Dr. Frazier holds Virginia license 0101278063.
Which hospitals is Dr. William Robinson Frazier IV affiliated with?
Dr. Frazier practices at UF Health Jacksonville in Jacksonville, Florida. Dr. Frazier is also affiliated with UF Health Flagler Hospital.
What medical group is Dr. William Robinson Frazier IV part of?
Dr. Frazier is linked to UF Jacksonville Physicians, Inc.
Does Dr. William Robinson Frazier IV accept Medicare?
Yes. CMS lists Dr. Frazier as accepting Medicare assignment.
Does Dr. William Robinson Frazier IV offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Frazier as offering telehealth services.
What drugs does Dr. William Robinson Frazier IV prescribe most?
In 2021 Medicare Part D data, Dr. Frazier's most prescribed drugs by claims were Donepezil HCl.
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Has Dr. William Robinson Frazier IV received payments from drug or device companies?
CMS Open Payments shows $272 in general payments to Dr. Frazier from 3 companies from 2025 to 2025. The largest total came from Alexion Pharmaceuticals, Inc.
How long has Dr. William Robinson Frazier IV been practicing?
Dr. Frazier graduated from medical school in 2018, 8 years ago.
Does Dr. William Robinson Frazier IV do research?
Dmand AI links 2 publications to Dr. Frazier, published from 2013 to 2015.
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