NPPES file of Aug 9, 2026

Mercy Simpson, NP

Adult Health Nurse Practitioner · Athol, MA

Mercy Simpson, NP is an adult health nurse practitioner with a practice address in Athol, Massachusetts, and NPI 1356054712, issued on Dec 30, 2022. Check the license (Massachusetts RN2288076, 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
1356054712
Name
Mercy Simpson
Credential
NP
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License number
RN2288076 MA
Self-reported in NPPES; status is on the state search
Practice location
2033 Main St, Athol, MA 01331
Phone
(978) 249-1295
Enumerated
Dec 30, 2022
Record last updated
Dec 30, 2022
Medicare enrollment
Enrolled (PECOS I20231115003375); 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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Also registered at 2033 Main St

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

  1. Celeste AlvaradoCase Manager/Care Coordinator1760193577
  2. Susan Barnes, MED CCC SLPSpeech-Language Pathologist1023294568
  3. Jeanette BlancoMental Health Counselor1932070505
  4. Elissa BoucherProfessional Counselor1487442208
  5. Mady Caron, R.D.Registered Dietitian1821304742
  6. Scott Chastain, M.S.Mental Health Counselor1164805214

Verify Mercy Simpson 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 RN2288076
    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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64% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024

455 Medicare Part D claims for 41 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Mercy Simpson455
  2. Specialty average1,280

Most prescribed

  1. Buprenorphine-Naloxone334 claims
  2. Suboxone30 claims
  3. Naltrexone Hcl18 claims
  4. Vivitrol16 claims
  5. Topiramate13 claims
  6. Naloxone Hcl11 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: $111.93

2 payments; by number, the most common kind was food and beverage; the largest payer was Alkermes, Inc. The 12,291 providers of this specialty with any payment received $946.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mercy Simpson$111.93
  2. Specialty average$946.40

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. Total Wellness Centers LLCLeominster, MA

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

Mercy Simpson among 1,465 adult health nurse practitioner records in Massachusetts

Mercy Simpson, NP is one of 1,465 adult health nurse practitioner records with a practice address in Massachusetts. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 94% of them.

  • NPI issued2022 · 94% of these records are older, 4% newer
  • In a Medicare fileYes · 61% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated2022 · median 2010 among the 634 with a school on file
  • Record last updated2022 · 73% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Adult Health Nurse Practitioner providers in Massachusetts

There are 1,465 adult health nurse practitioner records in Massachusetts.

The 8 adult health nurse practitioner records with the nearest ZIP codes

  1. Lea Appel, NP-CGreenfield, MA 013011780925297
  2. Ann Bodkhe, MSN, ANP-BCGreenfield, MA 013011376514844
  3. Nancy Doubleday, NPGreenfield, MA 013011619133642
  4. Casey May, APNGreenfield, MA 013011093422057
  5. Jane Plager, NPGreenfield, MA 013011568578532
  6. Mary May Haerer, APRN, AGPCNP-BCShelburne Falls, MA 013701215346366
  7. Angela Russek, NPShelburne Falls, MA 013701619305620
  8. Judith Haupt, RNCTurners Falls, MA 013761023099884

Common questions

What is Mercy Simpson, NP's NPI number?

Mercy Simpson, NP's National Provider Identifier (NPI) is 1356054712, issued on Dec 30, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Mercy Simpson, NP located?

The NPPES record lists a practice address at 2033 Main St, Athol, MA, 01331. Phone: (978) 249-1295. Providers update this record themselves, so call before visiting.

How can I verify Mercy Simpson, NP's license?

NPPES lists Massachusetts license number RN2288076, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Mercy Simpson, NP prescribe under Medicare Part D?

In 2024, Mercy Simpson, NP had 455 Medicare Part D claims for 41 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. 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.