Dr. Andrea Williamson, MD
- Part D claims, 2024
- 86
- Publications
- 7
- Industry payments
- $169
- State license
- 1
- Year NPI issued
- 2018
- Practice address
- 30 N 1900 E Rm 3b324, Salt Lake City, UT 84132-0002
- Practice phone
- Call (801) 581-6803
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Williamson's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Andrea Williamson is a general surgeon in Salt Lake City, Utah
Dr. Williamson practices in Salt Lake City, Utah.
Dr. Williamson's NPI, 1194220954, was assigned on March 26, 2018. Dr. Williamson holds Utah license 11414319-1205.
- NPI
- 1194220954NPI Registry (opens in a new tab)
- NPI enumeration date
- March 26, 2018
- NPI status
- Active
- Practice phone
- (801) 581-6803
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Andrea Williamson's practice address is in Salt Lake City, Utah
Dr. Williamson's practice address in the NPI Registry is 30 N 1900 E Rm 3b324, Salt Lake City, UT 84132-0002. The practice phone is (801) 581-6803.
- NPI Registry address30 N 1900 E Rm 3b324, Salt Lake City, UT 84132-0002Phone(801) 581-6803
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Andrea Williamson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Williamson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Williamson's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Andrea Williamson is one of 229 general surgeons in Utah
Surgery is Dr. Williamson's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Williamson is licensed in Utah.
Specialties and state licenses
- Surgery, UtahPrimary
General surgeons near Dr. Williamson
Counts of general surgeons 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. Andrea Williamson's patients have a median age of 64
Across all payers, Dmand AI patient panel data puts Dr. Williamson's median patient age at 64, with 100% women.
Dr. Williamson'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
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Andrea Williamson wrote 86 Medicare Part D claims in 2024
In 2024, Dr. Williamson wrote 86 Medicare Part D claims for 53 patients. 93% of them were for generic drugs. CMS names the drug for 36 of them, across 1 drug with 11 or more claims each, at $86 in total drug cost. In 2023, CMS named 22 claims across 1 drug.
Dr. Williamson's Part D claims by kind of drug, 2024
- Generic80 claims93%
- Brand-name and other6 claims7%
Dr. Williamson'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. Williamson's Part D claims, 2024
- Opioids50%43 of 86 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: 222024: 3664%
Drugs named by CMS: 1 in 2024, 1 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
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Dr. Andrea Williamson has 7 publications on record
Dmand AI links 7 papers to Dr. Williamson, published from 2022 to 2025. 2025 was the busiest year, with 3. The most frequent topics are Colorectal Neoplasms and Qualitative Research. Dr. Williamson's most frequent co-authors are Jessica Noack Cohan, MD, Ananya Anand, MD and Julie Marie Clanahan, MD.
Dr. Williamson's papers by year, 2022 to 2025
Topics Dr. Williamson writes about most
- Colorectal Neoplasms
- Qualitative Research
Dr. Williamson's most frequent co-authors
- Jessica Noack Cohan, MD3 shared papers
- Ananya Anand, MD2 shared papers
- Julie Marie Clanahan, MD2 shared papers
Recent publications by Dr. Williamson
Surgery
JAMA Netw Open
See who Dr. Williamson researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Williamson works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Andrea Williamson received $169 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Williamson from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $169.
Companies that paid Dr. Williamson the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Andrea Williamson'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| 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) |
| 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. Andrea Williamson
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. Andrea Williamson's NPI number?
Dr. Andrea Williamson's NPI number is 1194220954. It was assigned on March 26, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Andrea Williamson?
Dr. Andrea Williamson is a general surgeon in Salt Lake City, Utah. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Andrea Williamson practice?
Dr. Williamson practices at 30 N 1900 E Rm 3b324, Salt Lake City, UT 84132-0002.
What is Dr. Andrea Williamson's office phone number?
The practice phone on file for Dr. Williamson is (801) 581-6803.
What is Dr. Andrea Williamson's medical license number?
Dr. Williamson holds Utah license 11414319-1205.
What drugs does Dr. Andrea Williamson prescribe most?
In 2024 Medicare Part D data, Dr. Williamson's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Andrea Williamson received payments from drug or device companies?
CMS Open Payments shows $169 in general payments to Dr. Williamson from 1 company from 2025 to 2025. The largest total came from Medtronic, Inc.
How long has Dr. Andrea Williamson been practicing?
Dr. Williamson's NPI was assigned in 2018.
Does Dr. Andrea Williamson do research?
Dmand AI links 7 publications to Dr. Williamson, published from 2022 to 2025.
Who does Dr. Andrea Williamson publish with?
Dr. Williamson's most frequent co-authors are Jessica Noack Cohan, MD (3 shared papers), Ananya Anand, MD (2 shared papers) and Julie Marie Clanahan, MD (2 shared papers).
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