Dr. John Ed Williams, MD
- Medicare services, 2024
- 404
- Medicare patients, 2024
- 84
- Part D claims, 2024
- 3,024
- Hospital affiliations
- 1
- Industry payments
- $20,220
- Practice address
- 2300 Opitz Boulevard, Woodbridge, VA 22191
- Practice phone
- Call (703) 523-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Williams' professional email, personal email and mobile number
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Dr. John Ed Williams is a family medicine physician in Woodbridge, Virginia
Dr. Williams practices at Sentara Northern Virginia Medical Center in Woodbridge, Virginia, part of Sentara Health.
Dr. Williams' NPI, 1619959293, was assigned on November 18, 2005. Dr. Williams holds Virginia license 0101035854.
- NPI
- 1619959293NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941380455
- NPI enumeration date
- November 18, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (703) 523-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Ed Williams practices at Sentara Northern Virginia Medical Center in Woodbridge, Virginia
Dr. Williams' primary practice is Sentara Northern Virginia Medical Center, at 2300 Opitz Boulevard, Woodbridge, VA 22191 in Prince William County. The practice phone is (703) 523-1000.
- Sentara Northern Virginia Medical Center2300 Opitz Boulevard, Woodbridge, VA 22191 · Prince William CountyPhone(703) 523-1000
Source: Dmand AI Affiliation Data
Dr. John Ed Williams is affiliated with 2 sites of care and 1 medical group
Dr. Williams' primary practice is Sentara Northern Virginia Medical Center in Woodbridge, Virginia, part of Sentara Health. The medical group on file is Privia Medical Group. Dmand AI also links Dr. Williams to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Ed Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williams practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sentara Northern Virginia Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Ed Williams is one of 3,459 family medicine physicians in Virginia
Family medicine is Dr. Williams' primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Williams is licensed in Virginia.
Specialties and state licenses
- Family medicine, VirginiaPrimary
Family medicine physicians near Dr. Williams
Counts of family medicine physicians 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 Ed Williams billed Medicare for 404 services in 2024
CMS data shows 404 Medicare services from Dr. Williams across 13 procedure codes in 2024, for 84 Medicare patients. Medicare paid $3,441 for them. Every service was in an office.
Dr. Williams' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 5,0632024: 40492%
- Imaging
- 2023: 552024: 0100%
- Tests and treatments
- 2023: 2842024: 0100%
- Other services
- 2023: 6592024: 0100%
- Surgery
- 2023: 8812024: 0100%
- Office and hospital visits
- 2023: 1,4592024: 0100%
Dr. Williams compared with the Virginia median for family medicine physicians, 2024
- Dr. Williams
- Virginia median
- Medicare services
- 404vs 54326% below
- Medicare patients
- 84vs 21761% below
- Part D claims
- 2,467vs 7213.4 times
Medians across 3,387 family medicine physicians in Virginia with Dmand AI profiles that report each measure.
Dr. Williams' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Ed Williams treated 84 Medicare patients in 2024, average age 75
CMS counts 84 Medicare patients who saw Dr. Williams in 2024. The largest group is 65 to 74, with 40 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.09, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Williams' median patient age at 68, with 46% women.
Dr. Williams' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Williams' Medicare patients by sex, 2024
- Women2935%
- Men5565%
Chronic conditions among Dr. Williams' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes57%
- Arthritis50%
- Chronic kidney disease37%
- Ischemic heart disease27%
- Depression21%
- Mood disorders21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women46%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Ed Williams wrote 3,024 Medicare Part D claims in 2024
In 2024, Dr. Williams wrote 3,024 Medicare Part D claims for 576 patients. 92% of them were for generic drugs. CMS names the drug for 2,467 of them, across 53 drugs with 11 or more claims each, at $97,540 in total drug cost. In 2023, CMS named 10,953 claims across 141 drugs.
Dr. Williams' Part D claims by kind of drug, 2024
- Generic2,771 claims92%
- Brand-name229 claims8%
- Other24 claims1%
Dr. Williams' 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. Williams' Part D claims, 2024
- Opioids0%11 of 3,024 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: 10,9532024: 2,46777%
Drugs named by CMS: 53 in 2024, 141 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
How Dr. John Ed Williams takes part in Medicare
Dr. Williams accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. John Ed Williams received $20,220 in industry payments from 2016 to 2024
CMS Open Payments shows 1,600 general payments to Dr. Williams from 60 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 99% of the total. Novo Nordisk Inc paid the most, $2,939.
General payments to Dr. Williams by program year, 2016 to 2024
General payments to Dr. Williams by kind, 2016 to 2024
- Food and beverage$20,09399%
- Education$740%
- Speaker and faculty fees$540%
Companies that paid Dr. Williams the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. John Ed Williams'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 Ed Williams
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 Ed Williams' NPI number?
Dr. John Ed Williams' NPI number is 1619959293. It was assigned on November 18, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. John Ed Williams?
Dr. John Ed Williams is a family medicine physician in Woodbridge, Virginia. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. John Ed Williams practice?
Dr. Williams practices at 2300 Opitz Boulevard, Woodbridge, VA 22191. Dr. Williams' primary practice is Sentara Northern Virginia Medical Center in Woodbridge, Virginia, part of Sentara Health. Dmand AI also links Dr. Williams to 1 group practice or clinic.
What is Dr. John Ed Williams' office phone number?
The practice phone on file for Dr. Williams is (703) 523-1000.
What is Dr. John Ed Williams' medical license number?
Dr. Williams holds Virginia license 0101035854.
Which hospitals is Dr. John Ed Williams affiliated with?
Dr. Williams practices at Sentara Northern Virginia Medical Center in Woodbridge, Virginia.
What medical group is Dr. John Ed Williams part of?
Dr. Williams is linked to Privia Medical Group.
Does Dr. John Ed Williams accept Medicare?
Yes. CMS data shows Dr. Williams billed Medicare for 404 services in 2024, and Dr. Williams accepts Medicare assignment.
How many Medicare patients does Dr. John Ed Williams see?
CMS counts 84 Medicare patients who saw Dr. Williams in 2024, with an average age of 75.
What services does Dr. John Ed Williams bill to Medicare?
In 2024, Dr. Williams' most billed Medicare services were lab and pathology test (82550), lab and pathology test (84460) and lab and pathology test (83721).
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What drugs does Dr. John Ed Williams prescribe most?
In 2024 Medicare Part D data, Dr. Williams' most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Amlodipine Besylate.
Has Dr. John Ed Williams received payments from drug or device companies?
CMS Open Payments shows $20,220 in general payments to Dr. Williams from 60 companies from 2016 to 2024. The largest total came from Novo Nordisk Inc.
How long has Dr. John Ed Williams been practicing?
Dr. Williams graduated from medical school in 1982, 44 years ago.
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