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
- Entity
- Type 1 · individual
Also registered at 5100 E Highway 90
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maria Erspamer, APRN, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1104320431
- Jeffrey Trujillo, L.P.C.Professional Counselor1336448711
- 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
2.4 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 1,010 among the 32,287 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 Medicare quality score for 2023: 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, mostly food and beverage; the largest payer was Axsome Therapeutics, Inc.. The 12,691 providers of this specialty with any payment received $4,902.45 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 hospital and facility affiliations
- San Carlos Apache Healthcare CorporationPeridot, AZ · Critical Access Hospitals
- St Lukes Clinic LLCTwin Falls, ID
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Psychiatry Physician providers in Arizona
There are 929 psychiatry physician records in Arizona.
Other psychiatry physician records in Arizona
- Osama Abulseoud, MDScottsdale, AZ1679654800
- Mary AckerleyTucson, AZ1801048012
- Nazila Adib, MDScottsdale, AZ1740202613
- Adrienne Adler-Neal, MD, PHDScottsdale, AZ1558990127
- Jose Agosto, M.D.Mesa, AZ1346323110
- Fayyaz Ahmad, M.D.Tempe, AZ1295741791
- Mehmud Ahmed, MDPhoenix, AZ1942221635
- Nicholas Ahrendt, M.D.Tucson, AZ1043744998
- Stephen AielloPrescott, AZ1740852532
- Samantha AkersTucson, AZ1609700061
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 1,010. Part D covers Medicare prescriptions only.
What is William Sullivan, MD's Medicare quality 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), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.