Maria Del Carmen Castillo, FNP
Family Nurse Practitioner · Mesa, AZ
Maria Del Carmen Castillo, FNP is a family nurse practitioner with a practice address in Mesa, Arizona, and NPI 1922753615, issued on Feb 21, 2022. Check the license (Arizona 273453, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Maria Del Carmen Castillo
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 273453 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 616 E Southern Ave Ste 103, Mesa, AZ 85204
- Phone
- (602) 569-3999
- Enumerated
- Feb 21, 2022
- Record last updated
- Jun 8, 2022
- Medicare enrollment
- Enrolled (PECOS I20220617001991); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 5,933 in Arizona → Look up another NPI →
Also registered at 616 E Southern Ave Ste 103
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Alex Guzman Garcia, PA-CPhysician Assistant1558635045
- Francis Luciano, PAPhysician Assistant1689058992
- Freddy Montenegro, NPFamily Nurse Practitioner1306141213
- Sandy Morales, PA-CPhysician Assistant1508377789
- Liceett Pena, FNP-CFamily Nurse Practitioner1740705961
Verify Maria Del Carmen Castillo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Arizona board licenses this profession
Search for license 273453Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% fewer Medicare Part D claims than the average family nurse practitioner in 2024
689 Medicare Part D claims for 105 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Atorvastatin Calcium57 claims
- Metformin Hcl53 claims
- Levothyroxine Sodium32 claims
- Lisinopril31 claims
- Jardiance29 claims
- Hydrochlorothiazide26 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: $290.15
14 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, 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
- Clinica LA Familia PCMesa, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maria Del Carmen Castillo among 5,933 family nurse practitioner records in Arizona
Maria Del Carmen Castillo, FNP 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 2022, is newer than 73% of them.
- NPI issued2022 · 73% of these records are older, 21% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2022 · median 2019 among the 3,510 with a school on file
- Record last updated2022 · 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
- Nathan Cloutier, NP-CMesa, AZ 852041801214747
- Naomi Devine, NPMesa, AZ 852041073932513
- Cathy GuinanMesa, AZ 852041730328253
- Shaun Hampton, N.P.Mesa, AZ 852041093261497
- Miriam Levering, NPMesa, AZ 852041629548953
- Freddy Montenegro, NPMesa, AZ 852041306141213
- Wendy Nielsen, FNP-BCMesa, AZ 852041508075664
- Liceett Pena, FNP-CMesa, AZ 852041740705961
Common questions
What is Maria Del Carmen Castillo, FNP's NPI number?
Maria Del Carmen Castillo, FNP's National Provider Identifier (NPI) is 1922753615, issued on Feb 21, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Maria Del Carmen Castillo, FNP located?
The NPPES record lists a practice address at 616 E Southern Ave Ste 103, Mesa, AZ, 85204. Phone: (602) 569-3999. Providers update this record themselves, so call before visiting.
How can I verify Maria Del Carmen Castillo, FNP's license?
NPPES lists Arizona license number 273453, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.
How much does Maria Del Carmen Castillo, FNP prescribe under Medicare Part D?
In 2024, Maria Del Carmen Castillo, FNP had 689 Medicare Part D claims for 105 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.