Anna L. Williamson, FNP
- Medicare patients, 2024
- 804
- Part D claims, 2024
- 3,987
- Hospital affiliations
- 3
- Industry payments
- $317
- Medical group
- 1
- Practice address
- 6051 US Highway 49, Hattiesburg, MS 39401
- Practice phone
- Call (601) 288-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Anna 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.
Anna L. Williamson is a nurse practitioner in Hattiesburg, Mississippi
Anna Williamson practices at Forrest General Hospital in Hattiesburg, Mississippi, part of Forrest County, MS.
Anna Williamson's NPI, 1447807805, was assigned on August 21, 2019. Anna Williamson holds Mississippi license 903379.
- NPI
- 1447807805NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517297013
- NPI enumeration date
- August 21, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (601) 288-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Anna L. Williamson practices at Forrest General Hospital in Hattiesburg, Mississippi
Anna Williamson's primary practice is Forrest General Hospital, at 6051 US Highway 49, Hattiesburg, MS 39401 in Forrest County. The practice phone is (601) 288-7000.
- Forrest General Hospital6051 US Highway 49, Hattiesburg, MS 39401 · Forrest CountyPhone(601) 288-7000
Source: Dmand AI Affiliation Data
Anna L. Williamson is affiliated with 4 sites of care and 1 medical group
Anna Williamson's primary practice is Forrest General Hospital in Hattiesburg, Mississippi, part of Forrest County, MS. Anna Williamson is also affiliated with Highland Community Hospital. The medical group on file is Hattiesburg Clinic. Dmand AI also links Anna Williamson to 1 more hospital 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 Anna L. Williamson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Anna Williamson practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Forrest General Hospital | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Forrest County, MS and 6.2K+ hospitals, with verified contacts in the same login.
Anna L. Williamson is one of 817 nurse practitioners in Mississippi
Nurse practitioner is Anna Williamson's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Dmand AI has Anna Williamson's licenses on file in 2 states: Mississippi and Louisiana.
Specialties and state licenses
- Nurse practitioner, MississippiPrimary
- Family nurse practitioner, Louisiana
Nurse practitioners near Anna Williamson
Counts of nurse practitioners 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
Anna L. Williamson treated 804 Medicare patients in 2024, average age 73
CMS counts 804 Medicare patients who saw Anna Williamson in 2024. The largest group is 65 to 74, with 378 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.56, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Anna Williamson's median patient age at 69, with 63% women.
Anna Williamson's Medicare patients by age, 2024
Anna Williamson's Medicare patients by sex, 2024
- Women47159%
- Men33341%
Chronic conditions among Anna Williamson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Ischemic heart disease46%
- Diabetes38%
- Anxiety34%
- Mood disorders34%
- Depression33%
Share of Medicare patients with each condition. A patient can have several.
Anna 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 69
Patient panel by sex, all payers
- Women63%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Anna L. Williamson wrote 3,987 Medicare Part D claims in 2024
In 2024, Anna Williamson wrote 3,987 Medicare Part D claims for 1,274 patients. 78% of them were for generic drugs.
Anna Williamson's Part D claims by kind of drug, 2024
- Generic3,093 claims78%
- Brand-name and other894 claims22%
Drug classes CMS tracks in Anna Williamson's Part D claims, 2024
- Antibiotics2%76 of 3,987 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Anna L. Williamson takes part in Medicare
Anna Williamson 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Anna L. Williamson received $317 in industry payments in 2025
CMS Open Payments shows 23 general payments to Anna Williamson from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $188.
Companies that paid Anna 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 Anna L. 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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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 (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) |
| 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 Anna L. 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 Anna L. Williamson's NPI number?
Anna L. Williamson's NPI number is 1447807805. It was assigned on August 21, 2019, and it is active in the NPI Registry.
What does Anna L. Williamson specialize in?
Anna L. Williamson is a nurse practitioner in Hattiesburg, Mississippi. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Anna L. Williamson practice?
Anna Williamson practices at 6051 US Highway 49, Hattiesburg, MS 39401. Anna Williamson's primary practice is Forrest General Hospital in Hattiesburg, Mississippi, part of Forrest County, MS. Dmand AI also links Anna Williamson to 1 hospital and 1 group practice or clinic.
What is Anna L. Williamson's office phone number?
The practice phone on file for Anna Williamson is (601) 288-7000.
What is Anna L. Williamson's medical license number?
Anna Williamson holds Mississippi license 903379, one of the licenses on file in 2 states.
Which states has Anna L. Williamson been licensed in?
Dmand AI has state licenses on file for Anna Williamson in Mississippi and Louisiana.
Which hospitals is Anna L. Williamson affiliated with?
Anna Williamson practices at Forrest General Hospital in Hattiesburg, Mississippi. Anna Williamson is also affiliated with Highland Community Hospital. Dmand AI links Anna Williamson to 1 more hospital.
What medical group is Anna L. Williamson part of?
Anna Williamson is linked to Hattiesburg Clinic.
Does Anna L. Williamson accept Medicare?
Yes. CMS lists Anna Williamson as accepting Medicare assignment.
How many Medicare patients does Anna L. Williamson see?
CMS counts 804 Medicare patients who saw Anna Williamson in 2024, with an average age of 73.
Has Anna L. Williamson received payments from drug or device companies?
CMS Open Payments shows $317 in general payments to Anna Williamson from 6 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Anna L. Williamson been practicing?
Anna Williamson graduated from medical school in 2019, 7 years ago.
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