NPPES file of Aug 9, 2026

Regina Marie Formentin, NP-C

Nurse Practitioner · Mesa, AZ

Regina Marie Formentin, NP-C is a nurse practitioner with a practice address in Mesa, Arizona, and NPI 1700470275, issued on Feb 25, 2021. Check the license (Arizona 254655, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1700470275
Name
Regina Marie Formentin
Credential
NP-C
Primary taxonomy
Nurse Practitioner 363L00000X
License number
254655 AZ
Self-reported in NPPES; status is on the state search
Practice location
6242 E Arbor Ave Ste 111, Mesa, AZ 85206
Phone
(602) 755-0800
Enumerated
Feb 25, 2021
Record last updated
Aug 27, 2024
Fax
(602) 560-2721
Medicare enrollment
Enrolled (PECOS I20221129002151); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Regina Marie Formentin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license 254655
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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80% fewer Medicare Part D claims than the average nurse practitioner in 2024

227 Medicare Part D claims for 110 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 11 claims were for opioids.

  1. Regina Formentin227
  2. Specialty average1,109

Most prescribed

  1. Azithromycin23 claims
  2. Amoxicillin-Clavulanate Potass20 claims
  3. Methylprednisolone17 claims
  4. Albuterol Sulfate Hfa11 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.

Bills Medicare through one group practice

  1. Summit Medical Group Arizona LLCMesa, AZ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nurse Practitioner providers in Arizona

There are 1,423 nurse practitioner records in Arizona.

Other nurse practitioner records in Arizona

  1. Emma Abbey, NP-CTucson, AZ1548822562
  2. Ashley Abell, MSN, RN, FNP-CScottsdale, AZ1679041099
  3. Meredith AbneyChandler, AZ1568392124
  4. Armando Abucejo, AGACNP-BCPhoenix, AZ1649785288
  5. Belinda Acosta, FNPTucson, AZ1386622660
  6. Caitlin Adamowicz, NPScottsdale, AZ1104583152
  7. Jamie AdamsFort Defiance, AZ1144007097
  8. Kalekia Adams, DNPScottsdale, AZ1619555034
  9. Rachael Adger, NPTucson, AZ1306806443
  10. Jacqueline Agenbroad, NPPhoenix, AZ1447222328

Common questions

What is Regina Marie Formentin, NP-C's NPI number?

Regina Marie Formentin, NP-C's National Provider Identifier (NPI) is 1700470275, issued on Feb 25, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Regina Marie Formentin, NP-C located?

The NPPES record lists a practice address at 6242 E Arbor Ave Ste 111, Mesa, AZ, 85206. Phone: (602) 755-0800. Providers update this record themselves, so call before visiting.

How can I verify Regina Marie Formentin, NP-C's license?

NPPES lists Arizona license number 254655, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Regina Marie Formentin, NP-C prescribe under Medicare Part D?

In 2024, Regina Marie Formentin, NP-C had 227 Medicare Part D claims for 110 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.