Mary E. Lopez, FNP
Nurse Practitioner · Gilbert, AZ
Mary E. Lopez, FNP is a nurse practitioner with a practice address in Gilbert, Arizona, and NPI 1326468463, issued on Apr 16, 2014. Check the license (Arizona 326072, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary E. Lopez
- Credential
- FNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- 326072 AZ
71004898A IN
15851 WI
Self-reported in NPPES; status is on the state search - Practice location
- 2946 E Banner Gateway Dr, Gilbert, AZ 85234
- Phone
- (480) 256-6444
- Enumerated
- Apr 16, 2014
- Record last updated
- Aug 15, 2025
- Fax
- (480) 256-3682
- Medicaid ID
- 100290565 WI
- Medicare enrollment
- Enrolled (PECOS I20240202001727); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 1,423 in Arizona → Look up another NPI →
Also registered at 2946 E Banner Gateway Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary E. Lopez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license 326072Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average nurse practitioner in 2024
77 Medicare Part D claims for 39 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Omeprazole15 claims
- Pantoprazole Sodium14 claims
- Linzess12 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 MIPS final score for 2023 (Medicare payment program): 81.2 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: $294.08
15 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 38,884 providers of this specialty with any payment received $791.64 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 2 group practices
- Banner Cancer Center Specialists LLCGilbert, AZ
- Peak Gastroenterology AssociatesColorado Springs, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary E. Lopez among 1,423 nurse practitioner records in Arizona
Mary E. Lopez, FNP is one of 1,423 nurse practitioner records with a practice address in Arizona. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 33% of them.
- NPI issued2014 · 33% of these records are older, 64% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2014 · median 2019 among the 805 with a school on file
- Record last updated2025 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
56 nurse practitioner records list a practice address in Gilbert
They are 56 of the 5,802 NPPES records with a practice address in Gilbert, and 1,423 nurse practitioner records in Arizona.
All 1,423 in Arizona → Every provider in Gilbert → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Tara Arguelles, FNPGilbert, AZ 852341285282319
- Traci Arney, N.P.Gilbert, AZ 852341407825235
- Gale Barr, NP-CGilbert, AZ 852341912970153
- Sarah Blankenheimer, FNP-CGilbert, AZ 852341265940415
- Kathleen Forgy, NPGilbert, AZ 852341336561828
- Tonya Kinsinger, MSN, APRN, AGPCNP-CGilbert, AZ 852341538577416
- Kim Locher, N.PGilbert, AZ 852341104843952
- Kimberly O'Riley, CNPGilbert, AZ 852341164469649
Common questions
What is Mary E. Lopez, FNP's NPI number?
Mary E. Lopez, FNP's National Provider Identifier (NPI) is 1326468463, issued on Apr 16, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Mary E. Lopez, FNP located?
The NPPES record lists a practice address at 2946 E Banner Gateway Dr, Gilbert, AZ, 85234. Phone: (480) 256-6444. Providers update this record themselves, so call before visiting.
How can I verify Mary E. Lopez, FNP's license?
NPPES lists Arizona license number 326072, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
How much does Mary E. Lopez, FNP prescribe under Medicare Part D?
In 2024, Mary E. Lopez, FNP had 77 Medicare Part D claims for 39 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
What is Mary E. Lopez, FNP's MIPS final score?
The 2023 MIPS final score is 81.2 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), 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.