NPPES file of Aug 9, 2026

Melissa Bak, FNP

Family Nurse Practitioner · Binghamton, NY

Melissa Bak, FNP is a family nurse practitioner with a practice address in Binghamton, New York, and NPI 1235531211, issued on Sep 22, 2014. Check the license (New York 338956, as entered in NPPES) with the New York 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235531211
Name
Melissa Bak
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
338956 NY
Self-reported in NPPES; status is on the state search
Practice location
276-280 Robinson St, Binghamton, NY 13904
Phone
(607) 722-2769
Enumerated
Sep 22, 2014
Record last updated
Sep 22, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20150203001532); accepts Medicare assignment
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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Also registered at 276-280 Robinson St

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

  1. Dorene Aleccia, F.N.P.Family Nurse Practitioner1740386168
  2. Michele Boyle, M.D.Family Medicine Physician1184724676
  3. Mamadou Diallo, MDFamily Medicine Physician1164508388
  4. Matthew Hektor, RPACPhysician Assistant1396822458
  5. Derrick Hoover, M.D.Family Medicine Physician1043444573
  6. Linda Jowett, FNPNurse Practitioner1265503064

Verify Melissa Bak in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 338956
    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 New York license search

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91% fewer Medicare Part D claims than the average family nurse practitioner in 2024

113 Medicare Part D claims for 66 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Melissa Bak113
  2. Specialty average1,305

Most prescribed

  1. Amoxicillin-Clavulanate Potass11 claims
  2. Ondansetron Odt11 claims
  3. Prednisone11 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.

The MIPS final score for 2023 (Medicare payment program): 95.2 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score70.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

One hospital affiliation

  1. Rochester General HospitalRochester, NY · Acute Care Hospitals2 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

94 family nurse practitioner records list a practice address in Binghamton

They are 94 of the 2,211 NPPES records with a practice address in Binghamton, and 14,805 family nurse practitioner records in New York.

Other family nurse practitioner records in New York

  1. Carolyn A'Hearn, NPSyracuse, NY1093435554
  2. Lindsey Aanonsen, FNPStaten Island, NY1386368926
  3. Abigail Aaron, FNPNew York, NY1548125594
  4. Meredith AaronWellsville, NY1699121764
  5. Memoudou Abalola, NPBronx, NY1154580520
  6. Jennifer Abate, FNP-BCNew York, NY1568134732
  7. Karen Abate, PHD, APRN- BC, FNAPNew York, NY1669599585
  8. Tatiana AbayaBronx, NY1366323958
  9. Evilina AbayevaFresh Meadows, NY1932929585
  10. Dalia AbbasRockville Centre, NY1871425363

Common questions

What is Melissa Bak, FNP's NPI number?

Melissa Bak, FNP's National Provider Identifier (NPI) is 1235531211, issued on Sep 22, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Melissa Bak, FNP located?

The NPPES record lists a practice address at 276-280 Robinson St, Binghamton, NY, 13904. Phone: (607) 722-2769. Providers update this record themselves, so call before visiting.

How can I verify Melissa Bak, FNP's license?

NPPES lists New York license number 338956, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Melissa Bak, FNP prescribe under Medicare Part D?

In 2024, Melissa Bak, FNP had 113 Medicare Part D claims for 66 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Melissa Bak, FNP's MIPS final score?

The 2023 MIPS final score is 95.2 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.