Richard Warren Allen, PA
Medical Physician Assistant · Phoenix, AZ
Richard Warren Allen, PA is a medical physician assistant with a practice address in Phoenix, Arizona, and NPI 1710005426, issued on Mar 27, 2007. Check the license (Arizona 3336, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Richard Warren Allen
- Credential
- PA
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License numbers
- 3336 AZ
2336 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 2525 W Greenway RD Ste 125, Phoenix, AZ 85023
- Phone
- (480) 640-0513
- Enumerated
- Mar 27, 2007
- Record last updated
- Sep 1, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (602) 532-7997
- Medicaid ID
- 698092 AZ
- Medicare enrollment
- Enrolled (PECOS I20120524000717); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 2525 W Greenway RD Ste 125
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Steven Adler, PA-CMedical Physician Assistant1316064363
- Jawad Arshad, MDPain Medicine Physician1548896483
- Abram Burgher, MDInterventional Pain Medicine Physician1942274105
- Alicia HollisterFamily Nurse Practitioner1518261023
- Jarrett Leathem, D.O.Interventional Pain Medicine Physician1205193109
- Diana MartinezNurse Practitioner1598894065
Verify Richard Warren Allen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license 3336Check 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 medical physician assistant in 2024
2,886 Medicare Part D claims for 601 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 1,718 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen462 claims
- Oxycodone Hcl349 claims
- Oxycodone-Acetaminophen321 claims
- Tramadol Hcl249 claims
- Tizanidine Hcl205 claims
- Pregabalin201 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.
Industry payments in 2024: $369.17
16 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 16,165 providers of this specialty with any payment received $1,055.00 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.
Bills Medicare through one group practice
- Canyon Pain And SpineMesa, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Medical Physician Assistant providers in Arizona
There are 996 medical physician assistant records in Arizona.
Other medical physician assistant records in Arizona
- Carley Abbott, PA-CChandler, AZ1649959792
- Delmas Abbott, PA-CPrescott, AZ1437452836
- Michael Abraham, PA-CPhoenix, AZ1548651599
- Elaine Accomando, PACottonwood, AZ1033189444
- Jesus Acero, PAPhoenix, AZ1104583582
- Mica Adair, PAPrescott Valley, AZ1831653377
- Sarah Adamo, PA-CGilbert, AZ1952652604
- Gladys Adams, PA-CPhoenix, AZ1982603601
- Robin Adamson, PA-CChandler, AZ1649220401
- Mark Adelman, P.A.Mesa, AZ1255370409
Common questions
What is Richard Warren Allen, PA's NPI number?
Richard Warren Allen, PA's National Provider Identifier (NPI) is 1710005426, issued on Mar 27, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Richard Warren Allen, PA located?
The NPPES record lists a practice address at 2525 W Greenway RD Ste 125, Phoenix, AZ, 85023. Phone: (480) 640-0513. Providers update this record themselves, so call before visiting.
How can I verify Richard Warren Allen, PA's license?
NPPES lists Arizona license number 3336, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
How much does Richard Warren Allen, PA prescribe under Medicare Part D?
In 2024, Richard Warren Allen, PA had 2,886 Medicare Part D claims for 601 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.