Registry data as of Aug 27, 2026

Dianne Valko, NP

Adult Health Nurse Practitioner · Boston, MA

Dianne Valko, NP is an adult health nurse practitioner with a practice address in Boston, Massachusetts, and NPI 1114966058, issued on Jun 6, 2006. Check the license (Massachusetts 190253, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1114966058
Name
Dianne Valko
Credential
NP
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License number
190253 MA
Self-reported in NPPES; status is on the state search
Practice location
332 Hanover St, Boston, MA 02113
Phone
(617) 643-8000
Enumerated
Jun 6, 2006
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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Also registered at 332 Hanover St

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

  1. Jean Bernhardt, RN FNPFamily Nurse Practitioner1265428072
  2. Cecilia Borda Bossana, DDSDentist1558120709
  3. Catherine Buettner, MDInternal Medicine Physician1487692604
  4. Georgina Camillo, DMDOral and Maxillofacial Surgery (Dentist)1326025883
  5. Harriet Crary, LICSWClinical Social Worker1306902192
  6. Susan De Gruchy, FNPAmbulatory Care Registered Nurse1861473662

Verify Dianne Valko in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license 190253
    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
Find the Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

58% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024

538 Medicare Part D claims for 36 beneficiaries, against an average of 1,291 among the 16,003 providers of this specialty who prescribed in Part D. 29 claims were for opioids.

  1. Dianne Valko538
  2. Specialty average1,291

Most prescribed

  1. Atorvastatin Calcium37 claims
  2. Metformin Hcl22 claims
  3. Omeprazole22 claims
  4. Gabapentin21 claims
  5. Allopurinol19 claims
  6. Metoprolol Succinate19 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.

One hospital or facility affiliation

  1. North End Community Health Committee, Inc.Boston, MA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

446 adult health nurse practitioner records list a Boston practice address

They are 446 of the 41,865 NPPES records with a Boston practice address, and 1,420 adult health nurse practitioner records in Massachusetts.

Other adult health nurse practitioner records in Massachusetts

  1. Christine Abbott, NPBoston, MA1851471940
  2. Maureen Abbott, NPBoston, MA1457591638
  3. Bethany Abde, AGNP - BCWareham, MA1215331566
  4. Nadia Abdulrazak, N.P.Boston, MA1952616682
  5. June Abraham, NPBoston, MA1306916440
  6. Van Abreu, N.P.Reading, MA1174867055
  7. Margaret Ackerman, DNPSalem, MA1962482281
  8. Rebecca Acome, N.P.Jamaica Plain, MA1205088531
  9. Annette Adams, CNPNantucket, MA1164877635
  10. Linda Adelberg, NPFairhaven, MA1912146127

Common questions

What is Dianne Valko, NP's NPI number?

Dianne Valko, NP's National Provider Identifier (NPI) is 1114966058, issued on Jun 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Dianne Valko, NP located?

The NPPES record lists a practice address at 332 Hanover St, Boston, MA, 02113. Phone: (617) 643-8000. Providers update this record themselves, so call before visiting.

How can I verify Dianne Valko, NP's license?

NPPES lists Massachusetts license number 190253, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Dianne Valko, NP prescribe under Medicare Part D?

In 2024, Dianne Valko, NP had 538 Medicare Part D claims for 36 beneficiaries; the average among adult health nurse practitioner prescribers was 1,291. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.