Melissa Viatori, N.P.
Nurse Practitioner · Palo Alto, CA
Melissa Viatori, N.P. is a nurse practitioner with a practice address in Palo Alto, California, and NPI 1083937031, issued on Mar 4, 2010. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Melissa Viatori
- Credential
- N.P.
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 202570 NC
Self-reported in NPPES; status is on the state search - Practice location
- 875 Blake Wilbur Dr, Palo Alto, CA 94304
- Phone
- (650) 498-6000
- Enumerated
- Mar 4, 2010
- Record last updated
- Jan 21, 2016 (not updated in 10 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →
Also registered at 875 Blake Wilbur Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Melissa Viatori in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3% fewer Medicare Part D claims than the average nurse practitioner in 2024
1,071 Medicare Part D claims for 268 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
Most prescribed
- Lisinopril42 claims
- Amlodipine Besylate37 claims
- Amoxicillin-Clavulanate Potass36 claims
- Rosuvastatin Calcium25 claims
- Azithromycin24 claims
- Ciprofloxacin Hcl24 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: $78.07
5 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk 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.
Melissa Viatori among 8,223 nurse practitioner records in California
Melissa Viatori, N.P. is one of 8,223 nurse practitioner records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 32% of them.
- NPI issued2010 · 32% of these records are older, 66% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileNo · 42% of these records are
- Record last updated2016 · 45% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
318 nurse practitioner records list a practice address in Palo Alto
They are 318 of the 7,617 NPPES records with a practice address in Palo Alto, and 8,223 nurse practitioner records in California.
All 8,223 in California → Every provider in Palo Alto → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Claire Abrajano, P.N.P.Palo Alto, CA 943041427147040
- Christina Almgren, NPPalo Alto, CA 943041700853165
- Kathryn Beall, NNPPalo Alto, CA 943041518027473
- Kristine Boyle, NPPalo Alto, CA 943041649368861
- Kathryn Esperance, R.N.P.Palo Alto, CA 943041316093768
- Kari Ksar, NPPalo Alto, CA 943041285790410
- Onica Kuch, NPPalo Alto, CA 943041588615181
- Tara Anne Laureano, NPPalo Alto, CA 943041720002322
Common questions
What is Melissa Viatori, N.P.'s NPI number?
Melissa Viatori, N.P.'s National Provider Identifier (NPI) is 1083937031, issued on Mar 4, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Melissa Viatori, N.P. located?
The NPPES record lists a practice address at 875 Blake Wilbur Dr, Palo Alto, CA, 94304. Phone: (650) 498-6000. Providers update this record themselves, so call before visiting.
How can I verify Melissa Viatori, N.P.'s license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Melissa Viatori, N.P. prescribe under Medicare Part D?
In 2024, Melissa Viatori, N.P. had 1,071 Medicare Part D claims for 268 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.