Dr. William Anthony Lizarraga, MD
- Medicare services, 2024
- 1,163
- Medicare patients, 2024
- 305
- Part D claims, 2024
- 8,043
- MIPS score, 2024
- 82
- Hospital affiliations
- 4
- Practice address
- 2300 Patterson Street, Nashville, TN 37203
- Practice phone
- Call (615) 342-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lizarraga's professional email, personal email and mobile number
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Dr. William Anthony Lizarraga is an internist in Nashville, Tennessee
Dr. Lizarraga practices at TriStar Centennial Medical Center in Nashville, Tennessee, part of HCA Healthcare.
Dr. Lizarraga's NPI, 1538385091, was assigned on April 17, 2007. Dr. Lizarraga graduated from University of Tennessee, Hsc, College of Medicine in 2005. Dr. Lizarraga holds Tennessee license 44341.
- NPI
- 1538385091NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9335290857
- NPI enumeration date
- April 17, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (615) 342-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Anthony Lizarraga practices at TriStar Centennial Medical Center in Nashville, Tennessee
Dr. Lizarraga's primary practice is TriStar Centennial Medical Center, at 2300 Patterson Street, Nashville, TN 37203 in Davidson County. The practice phone is (615) 342-1000.
- TriStar Centennial Medical Center2300 Patterson Street, Nashville, TN 37203 · Davidson CountyPhone(615) 342-1000
Source: Dmand AI Affiliation Data
Dr. William Anthony Lizarraga is affiliated with 5 sites of care and 1 medical group
Dr. Lizarraga's primary practice is TriStar Centennial Medical Center in Nashville, Tennessee, part of HCA Healthcare. Dr. Lizarraga is also affiliated with Vanderbilt University Medical Center. The medical group on file is The Frist Clinic. Dmand AI also links Dr. Lizarraga to 2 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William Anthony Lizarraga's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lizarraga practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| TriStar Centennial Medical Center | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Anthony Lizarraga is one of 2,427 internists in Tennessee
Internal medicine is Dr. Lizarraga's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Lizarraga's licenses on file in 2 states: Tennessee and Rhode Island.
Specialties and state licenses
- Internal medicine, TennesseePrimary
- Rhode Island license
Internists near Dr. Lizarraga
Counts of internists 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 Anthony Lizarraga billed Medicare for 1,163 services in 2024
CMS data shows 1,163 Medicare services from Dr. Lizarraga across 18 procedure codes in 2024, for 305 Medicare patients. Medicare paid $86,026 for them.
Dr. Lizarraga's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5712024: 63611%
- Other services
- 2023: 2022024: 462129%
- Tests and treatments
- 2023: 422024: 5224%
- Imaging
- 2023: 02024: 13
Where Dr. Lizarraga's Medicare services took place, 2024
- In an office95782%
- In a facility20618%
Dr. Lizarraga compared with the Tennessee median for internists, 2024
- Dr. Lizarraga
- Tennessee median
- Medicare services
- 1,163vs 67173% above
- Medicare patients
- 305vs 22237% above
- Part D claims
- 7,303vs 33421.9 times
Medians across 2,462 internists in Tennessee with Dmand AI profiles that report each measure.
Dr. Lizarraga's 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. William Anthony Lizarraga treated 305 Medicare patients in 2024, average age 75
CMS counts 305 Medicare patients who saw Dr. Lizarraga in 2024. The largest group is 65 to 74, with 153 patients. 75% of them have high blood pressure, and 66% have high cholesterol. Their average risk score is 1.16, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Lizarraga's median patient age at 66, with 45% women.
Dr. Lizarraga's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Lizarraga's Medicare patients by sex, 2024
- Women14949%
- Men15651%
Chronic conditions among Dr. Lizarraga's Medicare patients, 2024
- High blood pressure75%
- High cholesterol66%
- Arthritis48%
- Ischemic heart disease31%
- Diabetes30%
- Chronic kidney disease27%
- Anxiety24%
- Atrial fibrillation21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lizarraga's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women45%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William Anthony Lizarraga wrote 8,043 Medicare Part D claims in 2024
In 2024, Dr. Lizarraga wrote 8,043 Medicare Part D claims for 568 patients. 85% of them were for generic drugs. CMS names the drug for 7,303 of them, across 129 drugs with 11 or more claims each, at $926,670 in total drug cost. In 2023, CMS named 6,985 claims across 128 drugs.
Dr. Lizarraga's Part D claims by kind of drug, 2024
- Generic6,822 claims85%
- Brand-name1,204 claims15%
- Other17 claims0%
Dr. Lizarraga's 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. Lizarraga's Part D claims, 2024
- Opioids1%71 of 8,043 claims
- Antibiotics1%120 of 8,043 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: 6,9852024: 7,3035%
Drugs named by CMS: 129 in 2024, 128 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
Dr. William Anthony Lizarraga scored 82 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Dr. Lizarraga for performance year 2024, reported as part of a group. Dr. Lizarraga accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Lizarraga as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Lizarraga's MIPS scores, performance year 2024
- 82of 100Final score
- 70.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 69of 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. William Anthony Lizarraga received $21,838 in industry payments from 2016 to 2025
CMS Open Payments shows 1,383 general payments to Dr. Lizarraga from 43 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 96% of the total. Novo Nordisk Inc paid the most, $3,585.
General payments to Dr. Lizarraga by program year, 2016 to 2025
General payments to Dr. Lizarraga by kind, 2016 to 2025
- Food and beverage$20,89496%
- Consulting fees$8134%
- Education$1311%
Companies that paid Dr. Lizarraga the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William Anthony Lizarraga graduated from University of Tennessee, Hsc, College of Medicine
Dr. Lizarraga graduated from University of Tennessee, Hsc, College of Medicine in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William Anthony Lizarraga'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Anthony Lizarraga
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 Anthony Lizarraga's NPI number?
Dr. William Anthony Lizarraga's NPI number is 1538385091. It was assigned on April 17, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. William Anthony Lizarraga?
Dr. William Anthony Lizarraga is an internist in Nashville, Tennessee. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. William Anthony Lizarraga practice?
Dr. Lizarraga practices at 2300 Patterson Street, Nashville, TN 37203. Dr. Lizarraga's primary practice is TriStar Centennial Medical Center in Nashville, Tennessee, part of HCA Healthcare. Dmand AI also links Dr. Lizarraga to 2 hospitals and 1 group practice or clinic.
What is Dr. William Anthony Lizarraga's office phone number?
The practice phone on file for Dr. Lizarraga is (615) 342-1000.
What is Dr. William Anthony Lizarraga's medical license number?
Dr. Lizarraga holds Tennessee license 44341, one of the licenses on file in 2 states.
Which states has Dr. William Anthony Lizarraga been licensed in?
Dmand AI has state licenses on file for Dr. Lizarraga in Tennessee and Rhode Island.
Which hospitals is Dr. William Anthony Lizarraga affiliated with?
Dr. Lizarraga practices at TriStar Centennial Medical Center in Nashville, Tennessee. Dr. Lizarraga is also affiliated with Vanderbilt University Medical Center. Dmand AI links Dr. Lizarraga to 2 more hospitals.
What medical group is Dr. William Anthony Lizarraga part of?
Dr. Lizarraga is linked to The Frist Clinic.
Does Dr. William Anthony Lizarraga accept Medicare?
Yes. CMS data shows Dr. Lizarraga billed Medicare for 1,163 services in 2024, and Dr. Lizarraga accepts Medicare assignment.
Does Dr. William Anthony Lizarraga offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Lizarraga as offering telehealth services.
Show 7 more questionsShow fewer questions
What is Dr. William Anthony Lizarraga's MIPS score?
Dr. Lizarraga's MIPS final score for performance year 2024 is 82 out of 100, reported as part of a group.
How many Medicare patients does Dr. William Anthony Lizarraga see?
CMS counts 305 Medicare patients who saw Dr. Lizarraga in 2024, with an average age of 75.
What services does Dr. William Anthony Lizarraga bill to Medicare?
In 2024, Dr. Lizarraga's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and medicare service (G0439).
Where did Dr. William Anthony Lizarraga go to medical school?
Dr. Lizarraga graduated from University of Tennessee, Hsc, College of Medicine in 2005.
What drugs does Dr. William Anthony Lizarraga prescribe most?
In 2024 Medicare Part D data, Dr. Lizarraga's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Rosuvastatin Calcium.
Has Dr. William Anthony Lizarraga received payments from drug or device companies?
CMS Open Payments shows $21,838 in general payments to Dr. Lizarraga from 43 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. William Anthony Lizarraga been practicing?
Dr. Lizarraga graduated from medical school in 2005, 21 years ago.
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