Matthew S. Keene, M.D.
Psychiatry Physician · Avondale, AZ
Matthew S. Keene, M.D. is a psychiatry physician with a practice address in Avondale, Arizona, and NPI 1184790164, issued on Nov 28, 2006. Check the license (Arizona 23083, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Matthew S. Keene
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 23083 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 12409 W Indian School RD, Avondale, AZ 85392
- Phone
- (623) 777-9970
- Enumerated
- Nov 28, 2006
- Record last updated
- Oct 29, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (888) 420-4978
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 942 in Arizona → Look up another NPI →
Also registered at 12409 W Indian School RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ilayda AktanBehavior Technician1588597405
- Melanie BoltzeGeneral Practice Registered Nurse1407480932
- Janna Gess, COTA/LOccupational Therapy Assistant1861658361
- Emily Johnston, PAPhysician Assistant1508104324
- Donna KrejciOccupational Therapist1730396557
- Brianna ManneyBehavior Technician1982576682
Verify Matthew S. Keene in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 23083Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average psychiatry physician in 2024
127 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Buprenorphine Hcl28 claims
- Suboxone15 claims
- Buprenorphine-Naloxone14 claims
- Clonazepam13 claims
- Lorazepam12 claims
- Duloxetine Hcl11 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.
Matthew S. Keene among 942 psychiatry physician records in Arizona
Matthew S. Keene, M.D. 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 fileNo · 41% of these records are
- Record last updated2013 · 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 Avondale → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Dorothy Piekut, M.D.Avondale, AZ 853921952414401
- Eduardo Huergo, M.D.Wickenburg, AZ 853901336361179
- Wallace Mendelson, MDWickenburg, AZ 853901063653061
- Muhammad Alam, MDGoodyear, AZ 853951982714366
- Prema Caruna, M.D.Goodyear, AZ 853951598973844
- Linda McCandless, D.O.Goodyear, AZ 853951043436041
- Laura Ross, FPMHNPGoodyear, AZ 853951538417142
- Ronald Schwartz, D.O.Peoria, AZ 853821972620706
Common questions
What is Matthew S. Keene, M.D.'s NPI number?
Matthew S. Keene, M.D.'s National Provider Identifier (NPI) is 1184790164, issued on Nov 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Matthew S. Keene, M.D. located?
The NPPES record lists a practice address at 12409 W Indian School RD, Avondale, AZ, 85392. Phone: (623) 777-9970. Providers update this record themselves, so call before visiting.
How can I verify Matthew S. Keene, M.D.'s license?
NPPES lists Arizona license number 23083, 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 Matthew S. Keene, M.D. prescribe under Medicare Part D?
In 2024, Matthew S. Keene, M.D. had 127 Medicare Part D claims; 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.