Dr. Anne Linn Willis, MD

  • Advance, NC
  • Internist
NPI1427219831
Medicare services, 2024
231
Medicare patients, 2024
109
Part D claims, 2024
3,821
Industry payments
$75
Affiliated sites
1
Practice address
329 Nc-801 N, Advance, NC 27006
Practice phone
Call (336) 713-0277
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Davis Medical Center

Advance, North Carolina

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Dr. Anne Linn Willis is an internist in Advance, North Carolina

Dr. Willis practices at Davis Medical Center in Advance, North Carolina.

Dr. Willis' NPI, 1427219831, was assigned on June 18, 2008. Dr. Willis holds North Carolina license 2011-00491.

NPI and contact details
NPI enumeration date
June 18, 2008
NPI status
Active
Practice phone
(336) 713-0277
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
44
Medical school graduation
2008

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data

Dr. Anne Linn Willis practices at Davis Medical Center in Advance, North Carolina

Dr. Willis' primary practice is Davis Medical Center, at 329 Nc-801 N, Advance, NC 27006 in Davie County. The practice phone is (336) 713-0277.

  • Davis Medical Center
    329 Nc-801 N, Advance, NC 27006 · Davie CountyPhone(336) 713-0277

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Anne Linn Willis is affiliated with 2 sites of care and 1 medical group

Dr. Willis' primary practice is Davis Medical Center in Advance, North Carolina. The medical group on file is Atrium Health Wake Forest Baptist. Dmand AI also links Dr. Willis to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Willis

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Anne Linn Willis' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Willis practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Davis Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Anne Linn Willis is one of 3,705 internists in North Carolina

Internal medicine is Dr. Willis' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Willis is licensed in North Carolina.

Specialties and state licenses

  • Internal medicine, North CarolinaPrimaryLicense 2011-00491 · taxonomy 207R00000X

Internists near Dr. Willis

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. Anne Linn Willis billed Medicare for 231 services in 2024

CMS data shows 231 Medicare services from Dr. Willis across 4 procedure codes in 2024, for 109 Medicare patients. Medicare paid $18,380 for them. Every service was in an office.

Medicare services, 2024231
Medicare patients109
Paid by Medicare$18,380
Procedure codes4

Dr. Willis' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2962024: 15847%
Other services
2023: 1092024: 7333%
Tests and treatments
2023: 182024: 0100%

Dr. Willis compared with the North Carolina median for internists, 2024

  • Dr. Willis
  • North Carolina median
Medicare services
231vs 52156% below
Medicare patients
109vs 18541% below
Part D claims
3,197vs 27211.8 times

Medians across 3,695 internists in North Carolina with Dmand AI profiles that report each measure.

Dr. Willis' 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.

See all procedures by Dr. Willis

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Anne Linn Willis treated 109 Medicare patients in 2024, average age 73

CMS counts 109 Medicare patients who saw Dr. Willis in 2024. The largest group is 65 to 74, with 50 patients. 68% of them have high cholesterol, and 64% have high blood pressure. Their average risk score is 1.01, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Willis' median patient age at 67, with 71% women.

Medicare patients, 2024109
Average age73
Average risk score1.01

Dr. Willis' Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Willis' Medicare patients by sex, 2024

  • Women8982%
  • Men2018%

Chronic conditions among Dr. Willis' Medicare patients, 2024

  1. High cholesterol68%
  2. High blood pressure64%
  3. Arthritis46%
  4. Osteoporosis29%
  5. Anxiety23%
  6. Mood disorders23%
  7. Cancer22%
  8. Depression22%

Share of Medicare patients with each condition. A patient can have several.

Dr. Willis' patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women71%
  • Men29%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Anne Linn Willis wrote 3,821 Medicare Part D claims in 2024

In 2024, Dr. Willis wrote 3,821 Medicare Part D claims for 277 patients. 88% of them were for generic drugs. CMS names the drug for 3,197 of them, across 73 drugs with 11 or more claims each, at $181,015 in total drug cost. In 2023, CMS named 3,398 claims across 80 drugs.

Part D claims, 20243,821
Drugs named by CMS73
Total drug cost$181,015
Part D patients277

Dr. Willis' Part D claims by kind of drug, 2024

  • Generic3,364 claims88%
  • Brand-name446 claims12%
  • Other11 claims0%

Dr. Willis' 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. Willis' Part D claims, 2024

  • Opioids1%45 of 3,821 claims
  • Antibiotics2%74 of 3,821 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: 3,3982024: 3,1976%

Drugs named by CMS: 73 in 2024, 80 in 2023.

See all prescribing by Dr. Willis

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. Anne Linn Willis received $75 in industry payments from 2016 to 2017

CMS Open Payments shows 5 general payments to Dr. Willis from 2 drug and device companies from 2016 to 2017. Food and beverage make up the largest share, 100% of the total. Valeant Pharmaceuticals International paid the most, $64.

General payments to Dr. Willis by program year, 2016 to 2017

Companies that paid Dr. Willis the most, 2016 to 2017

Share is of all general payments to this clinician.

See all payments to Dr. Willis

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Anne Linn Willis's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Anne Linn Willis

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. Anne Linn Willis' NPI number?

Dr. Anne Linn Willis' NPI number is 1427219831. It was assigned on June 18, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Anne Linn Willis?

Dr. Anne Linn Willis is an internist in Advance, North Carolina. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Anne Linn Willis practice?

Dr. Willis practices at 329 Nc-801 N, Advance, NC 27006. Dr. Willis' primary practice is Davis Medical Center in Advance, North Carolina. Dmand AI also links Dr. Willis to 1 group practice or clinic.

What is Dr. Anne Linn Willis' office phone number?

The practice phone on file for Dr. Willis is (336) 713-0277.

What is Dr. Anne Linn Willis' medical license number?

Dr. Willis holds North Carolina license 2011-00491.

What medical group is Dr. Anne Linn Willis part of?

Dr. Willis is linked to Atrium Health Wake Forest Baptist.

Does Dr. Anne Linn Willis accept Medicare?

Yes. CMS data shows Dr. Willis billed Medicare for 231 services in 2024.

How many Medicare patients does Dr. Anne Linn Willis see?

CMS counts 109 Medicare patients who saw Dr. Willis in 2024, with an average age of 73.

What services does Dr. Anne Linn Willis bill to Medicare?

In 2024, Dr. Willis' most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and office visit, established patient (99213).

What drugs does Dr. Anne Linn Willis prescribe most?

In 2024 Medicare Part D data, Dr. Willis' most prescribed drugs by claims were Rosuvastatin Calcium, Amlodipine Besylate and Atorvastatin Calcium.

Has Dr. Anne Linn Willis received payments from drug or device companies?

CMS Open Payments shows $75 in general payments to Dr. Willis from 2 companies from 2016 to 2017. The largest total came from Valeant Pharmaceuticals International.

How long has Dr. Anne Linn Willis been practicing?

Dr. Willis graduated from medical school in 2008, 18 years ago.

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