William Allen Willis, MD
Psychiatry Physician · Fayetteville, NC
William Allen Willis, MD is a psychiatry physician with a practice address in Fayetteville, North Carolina, and NPI 1033179478, issued on Mar 27, 2006. Check the license (North Carolina 22449, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- William Allen Willis
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 22449 NC
Self-reported in NPPES; status is on the state search - Practice location
- 2850 Village Dr, Fayetteville, NC 28304
- Phone
- (910) 223-9801
- Enumerated
- Mar 27, 2006
- Record last updated
- Jun 6, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (910) 223-9819
- Medicaid ID
- 89-88133 NC
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,725 in North Carolina → Look up another NPI →
Also registered at 2850 Village Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kristina Ostby, APRN, FNP-CFamily Nurse Practitioner1295504876
- Martin Weinrauch, M.D.Specialist1548211337
Verify William Allen Willis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 22449Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
43% fewer Medicare Part D claims than the average psychiatry physician in 2024
573 Medicare Part D claims for 42 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Lamotrigine70 claims
- Alprazolam68 claims
- Clonazepam68 claims
- Bupropion Xl46 claims
- Bupropion Hcl Sr42 claims
- Lorazepam26 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
William Allen Willis among 1,725 psychiatry physician records in North Carolina
William Allen Willis, MD is one of 1,725 psychiatry physician records with a practice address in North Carolina. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 57% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 43% of these records are
- Record last updated2012 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in North Carolina
There are 1,725 psychiatry physician records in North Carolina.
All 1,725 in North Carolina → Every provider in Fayetteville → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Antonios Anagnostopoulos, DOFayetteville, NC 283041104445139
- Ngu Aung, M.DFayetteville, NC 283041760741961
- Vignesh Balagopal, MDFayetteville, NC 283041366089120
- Navpreet Brar, MDFayetteville, NC 283041073579918
- Shabbir Chowdhury, M.D.Fayetteville, NC 283041760486617
- Michael Dorfman, M.D.Fayetteville, NC 283041629060587
- Mark Graham, M.D.Fayetteville, NC 283041952305641
- Atul Kantesaria, MDFayetteville, NC 283041023122074
Common questions
What is William Allen Willis, MD's NPI number?
William Allen Willis, MD's National Provider Identifier (NPI) is 1033179478, issued on Mar 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Allen Willis, MD located?
The NPPES record lists a practice address at 2850 Village Dr, Fayetteville, NC, 28304. Phone: (910) 223-9801. Providers update this record themselves, so call before visiting.
How can I verify William Allen Willis, MD's license?
NPPES lists North Carolina license number 22449, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William Allen Willis, MD prescribe under Medicare Part D?
In 2024, William Allen Willis, MD had 573 Medicare Part D claims for 42 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.