Jacob Maddux, M.D.
Allergy & Immunology Physician · Peoria, AZ
Jacob Maddux, M.D. is an allergy & immunology physician with a practice address in Peoria, Arizona, and NPI 1760839211, issued on May 14, 2016. Check the license (Arizona 55863, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Jacob Maddux
- Credential
- M.D.
- Primary taxonomy
- Allergy & Immunology Physician 207K00000X
- License numbers
- 55863 AZ
R75864 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 8877 W Union Hills Dr Ste 200, Peoria, AZ 85382
- Phone
- (602) 349-0929
- Enumerated
- May 14, 2016
- Record last updated
- Jul 24, 2026
- Medicare enrollment
- Enrolled (PECOS I20200506000289); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest allergy & immunology physician records → All 88 in Arizona → Look up another NPI →
Also registered at 8877 W Union Hills Dr Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Paul Pannozzo, MDInterventional Pain Medicine Physician1497792097
Verify Jacob Maddux in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 55863Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% more Medicare Part D claims than the average allergy & immunology physician in 2024
1,140 Medicare Part D claims for 265 beneficiaries, against an average of 741 among the 2,899 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims.
Most prescribed
- Azelastine Hcl176 claims
- Montelukast Sodium127 claims
- Ipratropium Bromide89 claims
- Levocetirizine Dihydrochloride65 claims
- Fluticasone Propionate61 claims
- Albuterol Sulfate Hfa56 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: $40,279.85
151 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 2,496 providers of this specialty with any payment received $8,321.81 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
- Arizona Asthma Allergy Legacy PLCPeoria, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jacob Maddux among 88 allergy & immunology physician records in Arizona
Jacob Maddux, M.D. is one of 88 allergy & immunology physician records with a practice address in Arizona. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 84% of them.
- NPI issued2016 · 84% of these records are older, 14% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2016 · median 2001 among the 57 with a school on file
- Record last updated2026 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207K00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Allergy & Immunology Physician providers in Arizona
There are 88 allergy & immunology physician records in Arizona.
All 88 in Arizona → Every provider in Peoria → Allergy & Immunology Physician nationwide →
The 8 allergy & immunology physician records with the nearest ZIP codes
- Sahika Riley, P.A.Peoria, AZ 853821619988730
- Kevin Boesel, MDPeoria, AZ 853811154312858
- Ryan Casper, MDPeoria, AZ 853811306898846
- Eiza Ching, MDPeoria, AZ 853811740236298
- Gregory Cowan, M.D.Peoria, AZ 853811164756904
- Levente Erdos, MDPeoria, AZ 853811659473197
- Ronald Jorgensen, MDPeoria, AZ 853811760473466
- Ronald Mittel, M.D.Peoria, AZ 853811407016348
Common questions
What is Jacob Maddux, M.D.'s NPI number?
Jacob Maddux, M.D.'s National Provider Identifier (NPI) is 1760839211, issued on May 14, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Jacob Maddux, M.D. located?
The NPPES record lists a practice address at 8877 W Union Hills Dr Ste 200, Peoria, AZ, 85382. Phone: (602) 349-0929. Providers update this record themselves, so call before visiting.
How can I verify Jacob Maddux, M.D.'s license?
NPPES lists Arizona license number 55863, 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 Jacob Maddux, M.D. prescribe under Medicare Part D?
In 2024, Jacob Maddux, M.D. had 1,140 Medicare Part D claims for 265 beneficiaries; the average among allergy & immunology physician prescribers was 741. 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.