Ahdaysia Williamson-McAllister, PA-C
- Industry payments
- $146
- Affiliated sites
- 2
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2024
- Practice address
- 20930 Dupont Blvd, George Town, DE 19947
- Practice phone
- Call (302) 400-9999
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Nutrihealth
George Town, Delaware
Find Ahdaysia Williamson-McAllister'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.
Ahdaysia Williamson-McAllister is a physician assistant in George Town, Delaware
Ahdaysia Williamson-McAllister practices at Nutrihealth in George Town, Delaware.
Ahdaysia Williamson-McAllister's NPI, 1083435044, was assigned on October 22, 2024.
- NPI
- 1083435044NPI Registry (opens in a new tab)
- NPI enumeration date
- October 22, 2024
- NPI status
- Active
- Practice phone
- (302) 400-9999
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 28
- Medical school graduation
- 2024
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Ahdaysia Williamson-McAllister practices at Nutrihealth in George Town, Delaware
Ahdaysia Williamson-McAllister's primary practice is Nutrihealth, at 20930 Dupont Blvd, George Town, DE 19947 in Sussex County. The practice phone is (302) 400-9999.
- Nutrihealth20930 Dupont Blvd, George Town, DE 19947 · Sussex CountyPhone(302) 400-9999
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Ahdaysia Williamson-McAllister is affiliated with 3 sites of care and 2 medical groups
Ahdaysia Williamson-McAllister's primary practice is Nutrihealth in George Town, Delaware. The medical group on file is NutriHealth Weight Loss Centers. Dmand AI also links Ahdaysia Williamson-McAllister to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Ahdaysia Williamson-McAllister's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ahdaysia Williamson-McAllister practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Nutrihealth | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Ahdaysia Williamson-McAllister is one of 631 physician assistants in Delaware
Physician assistant is Ahdaysia Williamson-McAllister's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Physician assistants near Ahdaysia Williamson-McAllister
Counts of physician assistants 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
Ahdaysia Williamson-McAllister's patients have a median age of 43
Across all payers, Dmand AI patient panel data puts Ahdaysia Williamson-McAllister's median patient age at 43, with 100% women.
Ahdaysia Williamson-McAllister's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Ahdaysia Williamson-McAllister received $146 in industry payments in 2025
CMS Open Payments shows 9 general payments to Ahdaysia Williamson-McAllister from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Sumitomo Pharma America, Inc. paid the most, $66.
Companies that paid Ahdaysia Williamson-McAllister 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 Ahdaysia Williamson-McAllister'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 |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Ahdaysia Williamson-McAllister
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ahdaysia Williamson-McAllister's NPI number?
Ahdaysia Williamson-McAllister's NPI number is 1083435044. It was assigned on October 22, 2024, and it is active in the NPI Registry.
What does Ahdaysia Williamson-McAllister specialize in?
Ahdaysia Williamson-McAllister is a physician assistant in George Town, Delaware. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Ahdaysia Williamson-McAllister practice?
Ahdaysia Williamson-McAllister practices at 20930 Dupont Blvd, George Town, DE 19947. Ahdaysia Williamson-McAllister's primary practice is Nutrihealth in George Town, Delaware. Dmand AI also links Ahdaysia Williamson-McAllister to 2 group practices and clinics and 1 medical group.
What is Ahdaysia Williamson-McAllister's office phone number?
The practice phone on file for Ahdaysia Williamson-McAllister is (302) 400-9999.
What medical group is Ahdaysia Williamson-McAllister part of?
Ahdaysia Williamson-McAllister is linked to NutriHealth Weight Loss Centers. Dmand AI links Ahdaysia Williamson-McAllister to 1 more medical group.
Has Ahdaysia Williamson-McAllister received payments from drug or device companies?
CMS Open Payments shows $146 in general payments to Ahdaysia Williamson-McAllister from 4 companies from 2025 to 2025. The largest total came from Sumitomo Pharma America, Inc.
How long has Ahdaysia Williamson-McAllister been practicing?
Ahdaysia Williamson-McAllister graduated from medical school in 2024, 2 years ago.
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