NPPES file of Aug 9, 2026

Maksim V. Merenkov, NP-C

Family Nurse Practitioner · Westfield, MA

Maksim V. Merenkov, NP-C is a family nurse practitioner with a practice address in Westfield, Massachusetts, and NPI 1407408032, issued on Jul 13, 2019. Check the license (Massachusetts RN2304223, 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, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1407408032
Name
Maksim V. Merenkov
Credential
NP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
RN2304223 MA
Self-reported in NPPES; status is on the state search
Practice location
80 William St, Westfield, MA 01085
Phone
(413) 231-6198
Enumerated
Jul 13, 2019
Record last updated
Sep 10, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20250425000113); 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 Maksim V. Merenkov 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 RN2304223
    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

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2.0 times the Medicare Part D claims of the average family nurse practitioner in 2024

2,673 Medicare Part D claims for 549 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.

  1. Maksim Merenkov2,673
  2. Specialty average1,305

Most prescribed

  1. Metoprolol Succinate257 claims
  2. Atorvastatin Calcium251 claims
  3. Eliquis191 claims
  4. Metoprolol Tartrate130 claims
  5. Rosuvastatin Calcium117 claims
  6. Ezetimibe115 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: $1,421.52

59 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Maksim Merenkov$1,421.52
  2. Specialty average$650.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Cardiac Arrhythmia Institute PAPort Charlotte, FL

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

Maksim V. Merenkov among 4,724 family nurse practitioner records in Massachusetts

Maksim V. Merenkov, NP-C is one of 4,724 family nurse practitioner records with a practice address in Massachusetts. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 54% of them.

  • NPI issued2019 · 54% of these records are older, 40% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2019 · median 2019 among the 2,704 with a school on file
  • Record last updated2019 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

11 family nurse practitioner records list a practice address in Westfield

They are 11 of the 910 NPPES records with a practice address in Westfield, and 4,724 family nurse practitioner records in Massachusetts.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Lindsey Casey, FNPWestfield, MA 010851467641225
  2. Raeanne Fanion, NPWestfield, MA 010851346077674
  3. Ellen Healy, RN CFNPWestfield, MA 010851306991351
  4. Evelyn Johnson, RN CFNPWestfield, MA 010851164577821
  5. Lisa Killips, NPWestfield, MA 010851831123793
  6. Jessica Menard, NPWestfield, MA 010851730697319
  7. Juan Ortiz Calcano, DNP, FNP-BCWestfield, MA 010851952942393
  8. Mohamed Turay, DNP, FNPWestfield, MA 010851982364139

Common questions

What is Maksim V. Merenkov, NP-C's NPI number?

Maksim V. Merenkov, NP-C's National Provider Identifier (NPI) is 1407408032, issued on Jul 13, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Maksim V. Merenkov, NP-C located?

The NPPES record lists a practice address at 80 William St, Westfield, MA, 01085. Phone: (413) 231-6198. Providers update this record themselves, so call before visiting.

How can I verify Maksim V. Merenkov, NP-C's license?

NPPES lists Massachusetts license number RN2304223, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Maksim V. Merenkov, NP-C prescribe under Medicare Part D?

In 2024, Maksim V. Merenkov, NP-C had 2,673 Medicare Part D claims for 549 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.