NPPES file of Aug 9, 2026

Geralda Louis-Isma, NP

Family Nurse Practitioner · Hudson, MA

Geralda Louis-Isma, NP is a family nurse practitioner with a practice address in Hudson, Massachusetts, and NPI 1114614617, issued on Apr 24, 2023. Check the license (Massachusetts RN2381993, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1114614617
Name
Geralda Louis-Isma
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
RN2381993 MA
Self-reported in NPPES; status is on the state search
Practice location
234 Washington St, Hudson, MA 01749
Phone
(978) 562-2663
Enumerated
Apr 24, 2023
Record last updated
Feb 20, 2026
Medicare enrollment
Enrolled (PECOS I20260306001163); 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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8 nearest family nurse practitioner records → All 4,724 in Massachusetts → Look up another NPI →

Also registered at 234 Washington St

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

  1. Moira Carter, FNP-BCFamily Nurse Practitioner1487096616
  2. Loan Chau, FNP-BCFamily Nurse Practitioner1699247957
  3. Marcus Cowan, DMDGeneral Practice Dentistry1114458635
  4. Victoria ExarhopoulosPharmacist1922603513
  5. Laurel Ginder, NP-CFamily Nurse Practitioner1184746547
  6. Hannah GoddardPharmacist1962113928

Verify Geralda Louis-Isma 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 RN2381993    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.

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Bills Medicare through one group practice

  1. Minuteclinic Diagnostic OF Massachusetts, LLCHudson, MA

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

Geralda Louis-Isma among 4,724 family nurse practitioner records in Massachusetts

Geralda Louis-Isma, NP 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 2023, is newer than 79% of them.

  • NPI issued2023 · 79% of these records are older, 14% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2023 · median 2019 among the 2,704 with a school on file
  • Record last updated2026 · 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).

13 family nurse practitioner records list a practice address in Hudson

They are 13 of the 303 NPPES records with a practice address in Hudson, and 4,724 family nurse practitioner records in Massachusetts.

All 4,724 in Massachusetts → Every provider in Hudson → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Moira Carter, FNP-BCHudson, MA 017491487096616
  2. Alexandra Cavallaro, FNP-CHudson, MA 017491497279830
  3. Loan Chau, FNP-BCHudson, MA 017491699247957
  4. Lauren Coffin, FNP-BCHudson, MA 017491457913386
  5. Ashley Gerlach, NPHudson, MA 017491649740416
  6. Laurel Ginder, NP-CHudson, MA 017491184746547
  7. Nancy Golder, FNP-C, RNHudson, MA 017491902133028
  8. Lea Murphy, APRNHudson, MA 017491326693383

Common questions

What is Geralda Louis-Isma, NP's NPI number?

Geralda Louis-Isma, NP's National Provider Identifier (NPI) is 1114614617, issued on Apr 24, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Geralda Louis-Isma, NP located?

The NPPES record lists a practice address at 234 Washington St, Hudson, MA, 01749. Phone: (978) 562-2663. Providers update this record themselves, so call before visiting.

How can I verify Geralda Louis-Isma, NP's license?

NPPES lists Massachusetts license number RN2381993, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity 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.