Dr. Thomas Anthony Williams, MD

  • Sugarland, TX
  • Emergency medicine physician
NPI1780027565PAC ID6800186677
Medicare services, 2024
497
Medicare patients, 2024
305
Part D claims, 2024
186
Publications
1
Hospital affiliations
1
Practice address
17500 W Grand Parkway South, Sugarland, TX 77479
Practice phone
Call (281) 725-5000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Memorial Hermann Sugar Land Hospital

Hospital · Sugarland, Texas

See all 3 affiliations

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Dr. Thomas Anthony Williams is an emergency medicine physician in Sugarland, Texas

Dr. Williams practices at Memorial Hermann Sugar Land Hospital in Sugarland, Texas, part of Memorial Hermann Health System.

Dr. Williams' NPI, 1780027565, was assigned on April 11, 2013. Dr. Williams graduated from University of Arkansas For Medical Sciences College of Medicine in 2013. Dr. Williams holds Texas license Q6130.

NPI and contact details
Medicare PAC ID
6800186677
NPI enumeration date
April 11, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(281) 725-5000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
39
Medical school graduation
2013

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

Dr. Thomas Anthony Williams practices at Memorial Hermann Sugar Land Hospital in Sugarland, Texas

Dr. Williams' primary practice is Memorial Hermann Sugar Land Hospital, at 17500 W Grand Parkway South, Sugarland, TX 77479 in Fort Bend County. The practice phone is (281) 725-5000.

Source: Dmand AI Affiliation Data

Dr. Thomas Anthony Williams is affiliated with 1 site of care and 2 medical groups

Dr. Williams' primary practice is Memorial Hermann Sugar Land Hospital in Sugarland, Texas, part of Memorial Hermann Health System. The medical group on file is ACS Primary Care Physicians Southwest, PA. Dmand AI also links Dr. Williams to 1 more medical group, named with a free account.

See all 3 affiliations for Dr. Williams

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Thomas Anthony 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
Memorial Hermann Sugar Land HospitalAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Thomas Anthony Williams is one of 4,831 emergency medicine physicians in Texas

Emergency medicine is Dr. Williams' primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Williams is board certified in emergency medicine by the American Board of Emergency Medicine. Dr. Williams is licensed in Texas.

Specialties and state licenses

  • Emergency medicine, TexasPrimaryLicense Q6130 · 2015 to 2026 · taxonomy 207P00000X

Emergency medicine physicians near Dr. Williams

Counts of emergency 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. Thomas Anthony Williams billed Medicare for 497 services in 2024

CMS data shows 497 Medicare services from Dr. Williams across 4 procedure codes in 2024, for 305 Medicare patients. Medicare paid $39,171 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024497
Medicare patients305
Paid by Medicare$39,171
Procedure codes4

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

  • 2023
  • 2024
Office and hospital visits
2023: 3292024: 3125%
Tests and treatments
2023: 1782024: 1854%

Dr. Williams compared with the Texas median for emergency medicine physicians, 2024

  • Dr. Williams
  • Texas median
Medicare services
497vs 2252.2 times
Medicare patients
305vs 20648% above
Part D claims
65vs 7412% below

Medians across 4,588 emergency medicine physicians in Texas 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Williams and other emergency medicine physicians in Texas.

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

Dr. Thomas Anthony Williams treated 305 Medicare patients in 2024, average age 75

CMS counts 305 Medicare patients who saw Dr. Williams in 2024. The largest group is 65 to 74, with 111 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 2.27, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Williams' median patient age at 57, with 63% women.

Medicare patients, 2024305
Average age75
Average risk score2.27
Also on Medicaid21%

Dr. Williams' Medicare patients by age, 2024

Dr. Williams' Medicare patients by sex, 2024

  • Women17357%
  • Men13243%

Chronic conditions among Dr. Williams' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis57%
  4. Diabetes48%
  5. Ischemic heart disease44%
  6. Anxiety39%
  7. Chronic kidney disease39%
  8. Heart failure38%

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 57

Patient panel by sex, all payers

  • Women63%
  • Men35%

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

Dr. Thomas Anthony Williams wrote 186 Medicare Part D claims in 2024

In 2024, Dr. Williams wrote 186 Medicare Part D claims for 129 patients. 92% of them were for generic drugs. CMS names the drug for 65 of them, across 4 drugs with 11 or more claims each, at $440 in total drug cost. In 2023, CMS named 90 claims across 5 drugs.

Part D claims, 2024186
Drugs named by CMS4
Total drug cost$440
Part D patients129

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

  • Generic171 claims92%
  • Brand-name and other15 claims8%

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

  • Opioids17%31 of 186 claims
  • Antibiotics30%56 of 186 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: 902024: 6528%

Drugs named by CMS: 4 in 2024, 5 in 2023.

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

How Dr. Thomas Anthony 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. Thomas Anthony Williams has 1 publication on record

Dmand AI links 1 paper to Dr. Williams in 2012. Dr. Williams' most frequent co-author is John Kassotis, MD.

Papers1

Dr. Williams' most frequent co-authors

Recent publications by Dr. Williams

See all 1 publications and co-authors

See who Dr. Williams researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Williams works with, so you can find a warm path to the right emergency medicine physicians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Thomas Anthony Williams graduated from University of Arkansas For Medical Sciences College of Medicine

Dr. Williams graduated from University of Arkansas For Medical Sciences College of Medicine in 2013.

  1. Medical schoolUniversity of Arkansas For Medical Sciences College of Medicine
  2. Board certified in emergency medicineAmerican Board of Emergency Medicine

Source: Dmand AI Professional Profile Data

Dr. Thomas Anthony Williams accepts plans from 18 insurance carriers

Dr. Williams is in network with 18 carriers, including United Healthcare, Aetna and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • United Healthcare
  • Aetna
  • Blue Cross Blue Shield of Michigan
  • HCSC
  • Alliant Health Plans
  • Blue Cross Blue Shield of Massachusetts
  • Elevance
  • Regence Health Plans
  • +10 more carriersWith a free account

Plan types Dr. Williams accepts, by number of carriers

  1. PPO11
  2. HMO9
  3. Medicare7
  4. POS4
  5. EPO3
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. Thomas Anthony 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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand 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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network 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. Thomas Anthony 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. Thomas Anthony Williams' NPI number?

Dr. Thomas Anthony Williams' NPI number is 1780027565. It was assigned on April 11, 2013, and it is active in the NPI Registry.

What kind of doctor is Dr. Thomas Anthony Williams?

Dr. Thomas Anthony Williams is an emergency medicine physician in Sugarland, Texas. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Thomas Anthony Williams practice?

Dr. Williams practices at 17500 W Grand Parkway South, Sugarland, TX 77479. Dr. Williams' primary practice is Memorial Hermann Sugar Land Hospital in Sugarland, Texas, part of Memorial Hermann Health System. Dmand AI also links Dr. Williams to 1 medical group.

What is Dr. Thomas Anthony Williams' office phone number?

The practice phone on file for Dr. Williams is (281) 725-5000.

What is Dr. Thomas Anthony Williams' medical license number?

Dr. Williams holds Texas license Q6130.

Which hospitals is Dr. Thomas Anthony Williams affiliated with?

Dr. Williams practices at Memorial Hermann Sugar Land Hospital in Sugarland, Texas.

What medical group is Dr. Thomas Anthony Williams part of?

Dr. Williams is linked to ACS Primary Care Physicians Southwest, PA. Dmand AI links Dr. Williams to 1 more medical group.

Does Dr. Thomas Anthony Williams accept Medicare?

Yes. CMS data shows Dr. Williams billed Medicare for 497 services in 2024, and Dr. Williams accepts Medicare assignment.

How many Medicare patients does Dr. Thomas Anthony Williams see?

CMS counts 305 Medicare patients who saw Dr. Williams in 2024, with an average age of 75.

Is Dr. Thomas Anthony Williams board certified?

Yes. Dr. Williams is board certified in emergency medicine by the American Board of Emergency Medicine.

Show 7 more questionsShow fewer questions

What services does Dr. Thomas Anthony Williams bill to Medicare?

In 2024, Dr. Williams' most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).

Where did Dr. Thomas Anthony Williams go to medical school?

Dr. Williams graduated from University of Arkansas For Medical Sciences College of Medicine in 2013.

What drugs does Dr. Thomas Anthony Williams prescribe most?

In 2024 Medicare Part D data, Dr. Williams' most prescribed drugs by claims were Ondansetron ODT, Hydrocodone-Acetaminophen and Ciprofloxacin HCl.

How long has Dr. Thomas Anthony Williams been practicing?

Dr. Williams graduated from medical school in 2013, 13 years ago.

Does Dr. Thomas Anthony Williams do research?

Dmand AI links 1 publication to Dr. Williams.

Who does Dr. Thomas Anthony Williams publish with?

Dr. Williams' most frequent co-authors are John Kassotis, MD (1 shared paper).

What insurance does Dr. Thomas Anthony Williams accept?

Dr. Williams is in network with 18 carriers, including United Healthcare, Aetna and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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