Dr. William Preston Sonnier, MD
- Medicare services, 2024
- 297
- Medicare patients, 2024
- 193
- Part D claims, 2024
- 843
- Publications
- 5
- MIPS score, 2024
- 95
- Practice address
- 2451 University Hospital Drive, Mobile, AL 36617
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University of South Alabama Burn Center - HOPD
Acute Care Hospital outpatient department · Mobile, Alabama
Find Dr. Sonnier's professional email, personal email and mobile number
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Dr. William Preston Sonnier is a gastroenterologist in Mobile, Alabama
Dr. Sonnier practices at University of South Alabama Burn Center - HOPD in Mobile, Alabama.
Dr. Sonnier's NPI, 1386089001, was assigned on May 8, 2013. Dr. Sonnier graduated from University of South Alabama College of Medicine in 2013. Dr. Sonnier holds Alabama license 33522.
- NPI
- 1386089001NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1355581703
- NPI enumeration date
- May 8, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- 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. William Preston Sonnier practices at University of South Alabama Burn Center - HOPD in Mobile, Alabama
Dr. Sonnier's primary practice is University of South Alabama Burn Center - HOPD, at 2451 University Hospital Drive, Mobile, AL 36617.
- University of South Alabama Burn Center - HOPD2451 University Hospital Drive, Mobile, AL 36617
Source: Dmand AI Affiliation Data
Dr. William Preston Sonnier is affiliated with 2 sites of care and 2 medical groups
Dr. Sonnier's primary practice is University of South Alabama Burn Center - HOPD in Mobile, Alabama. Dr. Sonnier is also affiliated with USA Health University Hospital. The medical group on file is USA Health Physician Billing. Dmand AI also links Dr. Sonnier to 1 more medical group, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. William Preston Sonnier's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sonnier practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of South Alabama Burn Center - HOPD | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Preston Sonnier is one of 206 gastroenterologists in Alabama
Gastroenterology is Dr. Sonnier's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Sonnier is licensed in Alabama.
Specialties and state licenses
- Gastroenterology, AlabamaPrimary
Gastroenterologists near Dr. Sonnier
Counts of gastroenterologists 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 Preston Sonnier billed Medicare for 297 services in 2024
CMS data shows 297 Medicare services from Dr. Sonnier across 10 procedure codes in 2024, for 193 Medicare patients. Medicare paid $22,433 for them.
Dr. Sonnier's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1712024: 20520%
- Surgery
- 2023: 1002024: 8119%
- Tests and treatments
- 2023: 112024: 11No change
Where Dr. Sonnier's Medicare services took place, 2024
- In an office14348%
- In a facility15452%
Dr. Sonnier compared with the Alabama median for gastroenterologists, 2024
- Dr. Sonnier
- Alabama median
- Medicare services
- 297vs 48038% below
- Medicare patients
- 193vs 28733% below
- Part D claims
- 658vs 6118% above
Medians across 207 gastroenterologists in Alabama with Dmand AI profiles that report each measure.
Dr. Sonnier'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 Preston Sonnier treated 193 Medicare patients in 2024, average age 69
CMS counts 193 Medicare patients who saw Dr. Sonnier in 2024. The largest group is 65 to 74, with 85 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 27% are also on Medicaid. Their average risk score is 1.82, 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. Sonnier's median patient age at 64, with 58% women.
Dr. Sonnier's Medicare patients by age, 2024
Dr. Sonnier's Medicare patients by sex, 2024
- Women11158%
- Men8242%
Chronic conditions among Dr. Sonnier's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis44%
- Diabetes38%
- Chronic kidney disease37%
- Ischemic heart disease36%
- Mood disorders32%
- Anxiety28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sonnier's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William Preston Sonnier wrote 843 Medicare Part D claims in 2024
In 2024, Dr. Sonnier wrote 843 Medicare Part D claims for 134 patients. 44% of them were for generic drugs. CMS names the drug for 658 of them, across 24 drugs with 11 or more claims each, at $4,402,045 in total drug cost. In 2023, CMS named 444 claims across 17 drugs.
Dr. Sonnier's Part D claims by kind of drug, 2024
- Generic372 claims44%
- Brand-name471 claims56%
Dr. Sonnier'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. Sonnier's Part D claims, 2024
- Antibiotics3%24 of 843 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: 4442024: 65848%
Drugs named by CMS: 24 in 2024, 17 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 Preston Sonnier scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Sonnier for performance year 2024, reported as part of a group. Dr. Sonnier accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Sonnier as offering telehealth. CMS counts 62 procedures of colonoscopy by Dr. Sonnier, more than 68% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Sonnier's MIPS scores, performance year 2024
- 95of 100Final score
- 85.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Sonnier ranks in Medicare procedure volume
- Colonoscopy
- 68th percentile62 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 64th percentile52 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. William Preston Sonnier has 5 publications on record
Dmand AI links 5 papers to Dr. Sonnier, published from 2015 to 2024. 2024 was the busiest year, with 3. Dr. Sonnier has published most often in Cureus. Dr. Sonnier's most frequent co-authors are Anas Khouri, MD, Eva Marie Aagaard, MD and Bryan Basil Brimhall, MD.
Dr. Sonnier's papers by year, 2015 to 2024
Dr. Sonnier's most frequent co-authors
- Anas Khouri, MD2 shared papers
- Eva Marie Aagaard, MD1 shared paper
- Bryan Basil Brimhall, MD1 shared paper
Recent publications by Dr. Sonnier
Gastrointest Endosc
See who Dr. Sonnier researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Sonnier works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. William Preston Sonnier received $180,109 in industry payments from 2016 to 2025
CMS Open Payments shows 391 general payments to Dr. Sonnier from 34 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 80% of the total. Abbvie Inc. paid the most, $156,652.
General payments to Dr. Sonnier by program year, 2016 to 2025
General payments to Dr. Sonnier by kind, 2016 to 2025
- Speaker and faculty fees$143,25080%
- Travel and lodging$24,71414%
- Food and beverage$10,0576%
- Consulting fees$1,7381%
- Education$3500%
Companies that paid Dr. Sonnier 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 Preston Sonnier graduated from University of South Alabama College of Medicine
Dr. Sonnier graduated from University of South Alabama College of Medicine in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William Preston Sonnier'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 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)Doctors and Clinicians Utilization Data (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) |
| 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 Preston Sonnier
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 Preston Sonnier's NPI number?
Dr. William Preston Sonnier's NPI number is 1386089001. It was assigned on May 8, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. William Preston Sonnier?
Dr. William Preston Sonnier is a gastroenterologist in Mobile, Alabama. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. William Preston Sonnier practice?
Dr. Sonnier practices at 2451 University Hospital Drive, Mobile, AL 36617. Dr. Sonnier's primary practice is University of South Alabama Burn Center - HOPD in Mobile, Alabama. Dmand AI also links Dr. Sonnier to 1 medical group.
What is Dr. William Preston Sonnier's medical license number?
Dr. Sonnier holds Alabama license 33522.
Which hospitals is Dr. William Preston Sonnier affiliated with?
Dr. Sonnier is affiliated with USA Health University Hospital.
What medical group is Dr. William Preston Sonnier part of?
Dr. Sonnier is linked to USA Health Physician Billing. Dmand AI links Dr. Sonnier to 1 more medical group.
Does Dr. William Preston Sonnier accept Medicare?
Yes. CMS data shows Dr. Sonnier billed Medicare for 297 services in 2024, and Dr. Sonnier accepts Medicare assignment.
Does Dr. William Preston Sonnier offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Sonnier as offering telehealth services.
What is Dr. William Preston Sonnier's MIPS score?
Dr. Sonnier's MIPS final score for performance year 2024 is 95 out of 100, reported as part of a group.
How many Medicare patients does Dr. William Preston Sonnier see?
CMS counts 193 Medicare patients who saw Dr. Sonnier in 2024, with an average age of 69.
Show 7 more questionsShow fewer questions
What services does Dr. William Preston Sonnier bill to Medicare?
In 2024, Dr. Sonnier's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and hospital inpatient care (99232).
Where did Dr. William Preston Sonnier go to medical school?
Dr. Sonnier graduated from University of South Alabama College of Medicine in 2013.
What drugs does Dr. William Preston Sonnier prescribe most?
In 2024 Medicare Part D data, Dr. Sonnier's most prescribed drugs by claims were Stelara, Humira(Cf) Pen and Sodium Chloride.
Has Dr. William Preston Sonnier received payments from drug or device companies?
CMS Open Payments shows $180,109 in general payments to Dr. Sonnier from 34 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. William Preston Sonnier been practicing?
Dr. Sonnier graduated from medical school in 2013, 13 years ago.
Does Dr. William Preston Sonnier do research?
Dmand AI links 5 publications to Dr. Sonnier, published from 2015 to 2024.
Who does Dr. William Preston Sonnier publish with?
Dr. Sonnier's most frequent co-authors are Anas Khouri, MD (2 shared papers), Eva Marie Aagaard, MD (1 shared paper) and Bryan Basil Brimhall, MD (1 shared paper).
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