NPPES file of Aug 9, 2026

Helena Diane Longfellow, APRN, FNP-C

Family Nurse Practitioner · Mahomet, IL

Helena Diane Longfellow, APRN, FNP-C is a family nurse practitioner with a practice address in Mahomet, Illinois, and NPI 1275131203, issued on Oct 12, 2020. Check the license (Illinois 209022187, as entered in NPPES) with the Illinois 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
1275131203
Name
Helena Diane Longfellow
Credential
APRN, FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
209022187 IL
Self-reported in NPPES; status is on the state search
Practice location
1504 Patton Dr, Mahomet, IL 61853
Phone
(217) 586-2633
Enumerated
Oct 12, 2020
Record last updated
Jul 14, 2026
Fax
(217) 590-0272
Medicare enrollment
Enrolled (PECOS I20210122001955); 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 7,639 in Illinois → Look up another NPI →

Also registered at 1504 Patton Dr

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

  1. Galen Dale, D.D.S.General Practice Dentistry1376566026
  2. Beth Mathews, APNPrimary Care Nurse Practitioner1326157595
  3. Casie McClellan, MSN, APRN, FNP-CFamily Nurse Practitioner1225874829
  4. Martin Repetto, MDPsychiatry Physician1881634228
  5. Clinton Witsman, DPTPhysical Therapist1235432568

Verify Helena Diane Longfellow in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 209022187    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 Illinois 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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83% more Medicare Part D claims than the average family nurse practitioner in 2024

2,394 Medicare Part D claims for 189 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. 87 claims were for opioids.

  1. Helena Longfellow2,394
  2. Specialty average1,305

Most prescribed

  1. Lisinopril117 claims
  2. Atorvastatin Calcium99 claims
  3. Amlodipine Besylate94 claims
  4. Levothyroxine Sodium86 claims
  5. Jardiance74 claims
  6. Hydrochlorothiazide64 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: $615.99

30 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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. Helena Longfellow$615.99
  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. Gibson Community Hospital AssociationGibson City, IL

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

Helena Diane Longfellow among 7,639 family nurse practitioner records in Illinois

Helena Diane Longfellow, APRN, FNP-C is one of 7,639 family nurse practitioner records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 59% of them.

  • NPI issued2020 · 59% of these records are older, 35% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2020 · median 2018 among the 4,778 with a school on file
  • Record last updated2026 · 39% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3 family nurse practitioner records list a practice address in Mahomet

They are 3 of the 139 NPPES records with a practice address in Mahomet, and 7,639 family nurse practitioner records in Illinois.

All 7,639 in Illinois → Every provider in Mahomet → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Laura Keller, APRNMahomet, IL 618531154058220
  2. Casie McClellan, MSN, APRN, FNP-CMahomet, IL 618531225874829
  3. Crickett Engelbrecht, NPMonticello, IL 618561962812826
  4. Kelley Evans, NURSE PRACTITIONERMonticello, IL 618561356934442
  5. Katelynn Hayes, APNMonticello, IL 618561548853229
  6. Brittany Hicks, FNPMonticello, IL 618561528793288
  7. David Liss, NPMonticello, IL 618561659713139
  8. Cydney Longley, FNPMonticello, IL 618561700562816

Common questions

What is Helena Diane Longfellow, APRN, FNP-C's NPI number?

Helena Diane Longfellow, APRN, FNP-C's National Provider Identifier (NPI) is 1275131203, issued on Oct 12, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Helena Diane Longfellow, APRN, FNP-C located?

The NPPES record lists a practice address at 1504 Patton Dr, Mahomet, IL, 61853. Phone: (217) 586-2633. Providers update this record themselves, so call before visiting.

How can I verify Helena Diane Longfellow, APRN, FNP-C's license?

NPPES lists Illinois license number 209022187, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Helena Diane Longfellow, APRN, FNP-C prescribe under Medicare Part D?

In 2024, Helena Diane Longfellow, APRN, FNP-C had 2,394 Medicare Part D claims for 189 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.

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.