Oliver J. Harper, MD
Family Medicine Physician · Peoria, AZ
Oliver J. Harper, MD is a family medicine physician with a practice address in Peoria, Arizona, and NPI 1043267974, issued on May 27, 2006. Check the license (Arizona 6708, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Oliver J. Harper
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 6708 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 13640 N Plaza Del Rio Blvd, Peoria, AZ 85381
- Phone
- (623) 876-3830
- Enumerated
- May 27, 2006
- Record last updated
- Jan 23, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (623) 876-3934
- Medicaid ID
- 246365 AZ
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,119 in Arizona → Look up another NPI →
Also registered at 13640 N Plaza Del Rio Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Israa Al-Sayyed, PA-CPhysician Assistant1790236487
- Melinda Alba, M.D., M.S.Family Medicine Physician1841467263
- Martha Alemayehu, D.O.Family Medicine Physician1922459700
- Sekar Annamalai, MDInternal Medicine Physician1851345334
- Alison Aveson, PMHNP-BCNurse Practitioner1497326193
- Gera Barnard, MSN, FNP-CFamily Nurse Practitioner1124315510
Verify Oliver J. Harper in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 6708Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
20 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.
Most prescribed
- Fluticasone-Salmeterol11 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.
Oliver J. Harper among 3,119 family medicine physician records in Arizona
Oliver J. Harper, MD is one of 3,119 family medicine physician records with a practice address in Arizona. 75% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2008 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
55 family medicine physician records list a practice address in Peoria
They are 55 of the 2,528 NPPES records with a practice address in Peoria, and 3,119 family medicine physician records in Arizona.
All 3,119 in Arizona → Every provider in Peoria → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Damien Arafiles, M.D.Peoria, AZ 853811043246275
- Steven Boles, D.O.Peoria, AZ 853811114031507
- Shahinara Choudhury, MDPeoria, AZ 853811700903879
- Arlene Conte, M.D.Peoria, AZ 853811033102835
- Richard Elliott, MDPeoria, AZ 853811881789352
- Ivan Filner, D.O.Peoria, AZ 853811003982059
- Jack Hawks, DOPeoria, AZ 853811194835660
- Joshua Holland, MDPeoria, AZ 853811922071232
Common questions
What is Oliver J. Harper, MD's NPI number?
Oliver J. Harper, MD's National Provider Identifier (NPI) is 1043267974, issued on May 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Oliver J. Harper, MD located?
The NPPES record lists a practice address at 13640 N Plaza Del Rio Blvd, Peoria, AZ, 85381. Phone: (623) 876-3830. Providers update this record themselves, so call before visiting.
How can I verify Oliver J. Harper, MD's license?
NPPES lists Arizona license number 6708, 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 Oliver J. Harper, MD prescribe under Medicare Part D?
In 2024, Oliver J. Harper, MD had 20 Medicare Part D claims; the average among family medicine physician prescribers was 3,544. 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.