Dr. Michael E. Williams, MD

  • Charlottesville, VA
  • Hematologist and oncologist
NPI1841330008PAC ID3173531506
Medicare services, 2024
37
Medicare patients, 2024
24
Part D claims, 2024
43
MIPS score, 2024
86
Hospital affiliations
1
Practice address
1215 Lee St, Charlottesville, VA 22908
Practice phone
Call (434) 924-2762
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UVA University Medical Center

Charlottesville, Virginia

See all 3 affiliations

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Dr. Michael E. Williams is a hematologist and oncologist in Charlottesville, Virginia

Dr. Williams practices at UVA University Medical Center in Charlottesville, Virginia.

Dr. Williams' NPI, 1841330008, was assigned on February 7, 2007. Dr. Williams graduated from University of Cincinnati College of Medicine in 1979. Dr. Williams holds Virginia license 0101035269.

NPI and contact details
Medicare PAC ID
3173531506
NPI enumeration date
February 7, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(434) 924-2762
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
73
Medical school graduation
1979

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Michael E. Williams practices at UVA University Medical Center in Charlottesville, Virginia

Dr. Williams' primary practice is UVA University Medical Center, at 1215 Lee St, Charlottesville, VA 22908 in Charlottesville City. The practice phone is (434) 924-2762.

  • UVA University Medical Center
    1215 Lee St, Charlottesville, VA 22908 · Charlottesville CityPhone(434) 924-2762

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Michael E. Williams is affiliated with 2 sites of care and 1 medical group

Dr. Williams' primary practice is UVA University Medical Center in Charlottesville, Virginia. Dr. Williams is also affiliated with University Medical Center. The medical group on file is UVA Physicians Group.

See all 3 affiliations for Dr. Williams

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Michael E. Williams' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williams practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UVA University Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael E. Williams is one of 297 hematologists and oncologists in Virginia

Hematology and oncology is Dr. Williams' primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Williams is licensed in Virginia.

Specialties and state licenses

  • Hematology and oncology, VirginiaPrimaryLicense 0101035269 · taxonomy 207RH0003X

Hematologists and oncologists near Dr. Williams

Counts of hematologists and oncologists 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. Michael E. Williams billed Medicare for 37 services in 2024

CMS data shows 37 Medicare services from Dr. Williams across 2 procedure codes in 2024, all of them office visits, for 24 Medicare patients. Medicare paid $4,160 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202437
Medicare patients24
Paid by Medicare$4,160
Procedure codes2

Dr. Williams' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 112024: 37236%

Dr. Williams compared with the Virginia median for hematologists and oncologists, 2024

  • Dr. Williams
  • Virginia median
Medicare services
37vs 3,51499% below
Medicare patients
24vs 47495% below
Part D claims
20vs 45296% below

Medians across 275 hematologists and oncologists 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.

See all procedures by Dr. Williams

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Michael E. Williams treated 24 Medicare patients in 2024, average age 74

CMS counts 24 Medicare patients who saw Dr. Williams in 2024. 75% of them have high cholesterol, and 58% have high blood pressure. Their average risk score is 1.14, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Williams' median patient age at 72, with 43% women.

Medicare patients, 202424
Average age74
Average risk score1.14

Chronic conditions among Dr. Williams' Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure58%
  3. Arthritis50%

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 72

Patient panel by sex, all payers

  • Women43%
  • Men57%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Michael E. Williams wrote 43 Medicare Part D claims in 2024

In 2024, Dr. Williams wrote 43 Medicare Part D claims. 35% of them were for generic drugs. CMS names the drug for 20 of them, across 1 drug with 11 or more claims each, at $270,494 in total drug cost. In 2022, CMS named 54 claims across 4 drugs.

Part D claims, 202443
Drugs named by CMS1
Total drug cost$270,494

Dr. Williams' Part D claims by kind of drug, 2024

  • Generic15 claims35%
  • Brand-name28 claims65%

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.

Part D claims for drugs CMS names, 2022 to 2024

  • 2022
  • 2024
Claims for drugs CMS names
2022: 542024: 2063%

Drugs named by CMS: 1 in 2024, 4 in 2022.

See all prescribing by Dr. Williams

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

Dr. Michael E. Williams scored 86 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Williams for performance year 2024, reported as part of a group. Dr. Williams accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Williams' MIPS scores, performance year 2024

  • 86of 100Final score
  • 79.8of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 75of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Michael E. Williams received $101,525 in industry payments from 2016 to 2024

CMS Open Payments shows 96 general payments to Dr. Williams from 19 drug and device companies from 2016 to 2024. Consulting fees make up the largest share, 72% of the total. Celgene Corporation paid the most, $25,965. It also lists 2 research payments totaling $2,420 from 2016 to 2025.

General payments to Dr. Williams by program year, 2016 to 2024

General payments to Dr. Williams by kind, 2016 to 2024

$101.5Kin total
  • Consulting fees$73,19072%
  • Travel and lodging$23,26923%
  • Speaker and faculty fees$2,7003%
  • Food and beverage$2,3342%
  • Education$320%

Companies that paid Dr. Williams the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Williams

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Michael E. Williams graduated from University of Cincinnati College of Medicine

Dr. Williams graduated from University of Cincinnati College of Medicine in 1979.

  1. Medical schoolUniversity of Cincinnati College of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Michael E. Williams's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Michael E. 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. Michael E. Williams' NPI number?

Dr. Michael E. Williams' NPI number is 1841330008. It was assigned on February 7, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael E. Williams?

Dr. Michael E. Williams is a hematologist and oncologist in Charlottesville, Virginia. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Michael E. Williams practice?

Dr. Williams practices at 1215 Lee St, Charlottesville, VA 22908. Dr. Williams' primary practice is UVA University Medical Center in Charlottesville, Virginia.

What is Dr. Michael E. Williams' office phone number?

The practice phone on file for Dr. Williams is (434) 924-2762.

What is Dr. Michael E. Williams' medical license number?

Dr. Williams holds Virginia license 0101035269.

Which hospitals is Dr. Michael E. Williams affiliated with?

Dr. Williams is affiliated with University Medical Center.

What medical group is Dr. Michael E. Williams part of?

Dr. Williams is linked to UVA Physicians Group.

Does Dr. Michael E. Williams accept Medicare?

Yes. CMS data shows Dr. Williams billed Medicare for 37 services in 2024, and Dr. Williams accepts Medicare assignment.

What is Dr. Michael E. Williams' MIPS score?

Dr. Williams' MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.

How many Medicare patients does Dr. Michael E. Williams see?

CMS counts 24 Medicare patients who saw Dr. Williams in 2024, with an average age of 74.

Show 5 more questionsShow fewer questions

What services does Dr. Michael E. Williams bill to Medicare?

In 2024, Dr. Williams' most billed Medicare services were office visit, established patient (99215) and office visit, new patient (99205).

Where did Dr. Michael E. Williams go to medical school?

Dr. Williams graduated from University of Cincinnati College of Medicine in 1979.

What drugs does Dr. Michael E. Williams prescribe most?

In 2024 Medicare Part D data, Dr. Williams' most prescribed drugs by claims were Calquence.

Has Dr. Michael E. Williams received payments from drug or device companies?

CMS Open Payments shows $101,525 in general payments to Dr. Williams from 19 companies from 2016 to 2024. The largest total came from Celgene Corporation.

How long has Dr. Michael E. Williams been practicing?

Dr. Williams graduated from medical school in 1979, 47 years ago.

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