William Sullivan, MD
Psychiatry Physician · Sierra Vista, AZ
William Sullivan, MD is a psychiatry physician with a practice address in Sierra Vista, Arizona, and NPI 1154483477, issued on Dec 14, 2006. Check the license (Arizona MD 22176, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- William Sullivan
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- MD 22176 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 5100 E Highway 90, Sierra Vista, AZ 85635
- Phone
- (520) 417-9729
- Enumerated
- Dec 14, 2006
- Record last updated
- Jun 6, 2023
- Fax
- (520) 417-9733
- Medicare enrollment
- Enrolled (PECOS I20240115001147); accepts Medicare assignment
- Medical or professional school
- Texas Tech University Health Science Center School Of Medicine, 1992
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 942 in Arizona → Look up another NPI →
Also registered at 5100 E Highway 90
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ronald Veto, D.M.D.General Practice Dentistry1730174533
Verify William Sullivan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license MD 22176Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.5 times the Medicare Part D claims of the average psychiatry physician in 2024
2,458 Medicare Part D claims for 148 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Venlafaxine Hcl Er221 claims
- Alprazolam196 claims
- Quetiapine Fumarate135 claims
- Bupropion Hcl Sr134 claims
- Clonazepam129 claims
- Trazodone Hcl114 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 78.9 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $118.41
1 payment: food and beverage; the largest payer was Axsome Therapeutics, Inc. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
2 hospitals and group practices
- San Carlos Apache Healthcare CorporationPeridot, AZ · Critical Access Hospitals
- St Lukes Clinic LLCTwin Falls, ID
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).
William Sullivan among 942 psychiatry physician records in Arizona
William Sullivan, MD is one of 942 psychiatry physician records with a practice address in Arizona. 67% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 61% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 41% of these records are
- Graduated1992 · median 2007 among the 382 with a school on file
- Record last updated2023 · 55% 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Arizona
There are 942 psychiatry physician records in Arizona.
All 942 in Arizona → Every provider in Sierra Vista → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- James Reed, D.O.Sierra Vista, AZ 856351790719441
- Ron Wright, MD, PHDNogales, AZ 856211164581393
- Tanya Underwood, DOCortaro, AZ 856521689699050
- Jo Ana Fields, M.D.Hereford, AZ 856151467420687
- Timothy Berigan, MDFort Huachuca, AZ 856131518060441
- Joseph Simon, M.D.Marana, AZ 856581285013375
- Russell Christopher, M.D.Douglas, AZ 856071336130897
- Gouni Bouraima, PMHNP-BCBenson, AZ 856021427623990
Common questions
What is William Sullivan, MD's NPI number?
William Sullivan, MD's National Provider Identifier (NPI) is 1154483477, issued on Dec 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Sullivan, MD located?
The NPPES record lists a practice address at 5100 E Highway 90, Sierra Vista, AZ, 85635. Phone: (520) 417-9729. Providers update this record themselves, so call before visiting.
How can I verify William Sullivan, MD's license?
NPPES lists Arizona license number MD 22176, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William Sullivan, MD prescribe under Medicare Part D?
In 2024, William Sullivan, MD had 2,458 Medicare Part D claims for 148 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
What is William Sullivan, MD's MIPS final score?
The 2023 MIPS final score is 78.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.