NPPES file of Aug 9, 2026

Melissa G. Koon, ANP

Nurse Practitioner · Tucson, AZ

Melissa G. Koon, ANP is a nurse practitioner with a practice address in Tucson, Arizona, and NPI 1952555120, issued on Nov 13, 2008. Check the license 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
1952555120
Name
Melissa G. Koon
Credential
ANP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
339 AK
Self-reported in NPPES; status is on the state search
Practice location
7740 N Oracle RD, Tucson, AZ 85704
Phone
(520) 544-9890
Enumerated
Nov 13, 2008
Record last updated
May 14, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(520) 544-9894
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest nurse practitioner records → All 1,423 in Arizona → Look up another NPI →

Also registered at 7740 N Oracle RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Laura Aylmer, MSS, LCSWClinical Social Worker1740356047
  2. John Carmichael, MDFamily Medicine Physician1881675254
  3. Alan Crosby, MDPediatrics Physician1508895400
  4. Lisa DanielsClinical Social Worker1124414727
  5. James Nicolai, MDHospice and Palliative Medicine (Family Medicine) Physician1811979883

Verify Melissa G. Koon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this professionCheck 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
Find the Arizona license search

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12% more Medicare Part D claims than the average nurse practitioner in 2024

1,245 Medicare Part D claims for 93 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 62 claims were for opioids.

  1. Melissa Koon1,245
  2. Specialty average1,109

Most prescribed

  1. Pantoprazole Sodium54 claims
  2. Trazodone Hcl46 claims
  3. Levothyroxine Sodium41 claims
  4. Furosemide38 claims
  5. Spironolactone32 claims
  6. Citalopram Hbr27 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.

Melissa G. Koon among 1,423 nurse practitioner records in Arizona

Melissa G. Koon, ANP 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 2008, is newer than 21% of them.

  • NPI issued2008 · 21% of these records are older, 76% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2015 · 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).

Nurse Practitioner providers in Arizona

There are 1,423 nurse practitioner records in Arizona.

All 1,423 in Arizona → Every provider in Tucson → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Rachael Adger, NPTucson, AZ 857041306806443
  2. Theresa Allison, NPTucson, AZ 857041083771893
  3. Linda Barroero, N.P.Tucson, AZ 857041306815188
  4. Janet Bruce, N.P.Tucson, AZ 857041639148323
  5. Helen Callahan, CRNPTucson, AZ 857041215937883
  6. Andrea Colussy, N.P.Tucson, AZ 857041700842630
  7. Patricia Kamimoto, NPTucson, AZ 857041154670867
  8. Tammy NortonTucson, AZ 857041467830893

Common questions

What is Melissa G. Koon, ANP's NPI number?

Melissa G. Koon, ANP's National Provider Identifier (NPI) is 1952555120, issued on Nov 13, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Melissa G. Koon, ANP located?

The NPPES record lists a practice address at 7740 N Oracle RD, Tucson, AZ, 85704. Phone: (520) 544-9890. Providers update this record themselves, so call before visiting.

How can I verify Melissa G. Koon, ANP's license?

Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Melissa G. Koon, ANP prescribe under Medicare Part D?

In 2024, Melissa G. Koon, ANP had 1,245 Medicare Part D claims for 93 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.