Maria Louise Parker, FNP-C
Family Nurse Practitioner · Mesa, AZ
Maria Louise Parker, FNP-C is a family nurse practitioner with a practice address in Mesa, Arizona, and NPI 1487233094, issued on Apr 2, 2021. Check the license (Arizona 250285, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Maria Louise Parker
- Credential
- FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 250285 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 2204 S Dobson RD Ste 102, Mesa, AZ 85202
- Phone
- (602) 230-7373
- Enumerated
- Apr 2, 2021
- Record last updated
- Dec 4, 2023
- Fax
- (480) 629-8577
- Medicaid ID
- 091656 AZ
- Medicare enrollment
- Enrolled (PECOS I20210423002202); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 5,933 in Arizona → Look up another NPI →
Also registered at 2204 S Dobson RD Ste 102
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Katherine Bear, NPFamily Nurse Practitioner1245863786
- Marie Bendy, LACProfessional Counselor1427792407
- Michelle Cator, DNP, FNP-CFamily Nurse Practitioner1114401049
- Delfina CenicerosMental Health Counselor1144545021
- Eric Felber, M.A., LPCProfessional Counselor1013240431
- Linda Gin, PA-CPhysician Assistant1801303409
Verify Maria Louise Parker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license 250285Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average family nurse practitioner in 2024
856 Medicare Part D claims for 64 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 23 claims were for opioids.
Most prescribed
- Atorvastatin Calcium77 claims
- Amlodipine Besylate40 claims
- Pantoprazole Sodium35 claims
- Metformin Hcl31 claims
- Duloxetine Hcl25 claims
- Lisinopril24 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: $824.68
38 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 99,489 providers of this specialty with any payment received $650.95 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
- Denova Collaborative Health, LLCMesa, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maria Louise Parker among 5,933 family nurse practitioner records in Arizona
Maria Louise Parker, FNP-C is one of 5,933 family nurse practitioner records with a practice address in Arizona. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 66% of them.
- NPI issued2021 · 66% of these records are older, 27% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2017 · median 2019 among the 3,510 with a school on file
- Record last updated2023 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
391 family nurse practitioner records list a practice address in Mesa
They are 391 of the 9,151 NPPES records with a practice address in Mesa, and 5,933 family nurse practitioner records in Arizona.
All 5,933 in Arizona → Every provider in Mesa → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Sumer Ackley, FNPMesa, AZ 852021326689894
- Michelle Cator, DNP, FNP-CMesa, AZ 852021114401049
- Carrie Goodrum, FNPMesa, AZ 852021063634475
- Kristen Green, FNP-CMesa, AZ 852021255511713
- Charolette Hemenway, FNP-BCMesa, AZ 852021386955573
- Lucille McElrath, FNPMesa, AZ 852021801114269
- John Risi, FNP-CMesa, AZ 852021932623469
- Graham Sawicki, DNP, FNP-BC, RNMesa, AZ 852021477103455
Common questions
What is Maria Louise Parker, FNP-C's NPI number?
Maria Louise Parker, FNP-C's National Provider Identifier (NPI) is 1487233094, issued on Apr 2, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Maria Louise Parker, FNP-C located?
The NPPES record lists a practice address at 2204 S Dobson RD Ste 102, Mesa, AZ, 85202. Phone: (602) 230-7373. Providers update this record themselves, so call before visiting.
How can I verify Maria Louise Parker, FNP-C's license?
NPPES lists Arizona license number 250285, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
How much does Maria Louise Parker, FNP-C prescribe under Medicare Part D?
In 2024, Maria Louise Parker, FNP-C had 856 Medicare Part D claims for 64 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.