NPPES file of Aug 9, 2026

Mary E. Atwood, R.N., ACNP

Acute Care Nurse Practitioner · Springfield, IL

Mary E. Atwood, R.N., ACNP is an acute care nurse practitioner with a practice address in Springfield, Illinois, and NPI 1811945314, issued on May 5, 2006. Check the license (Illinois 209005415, 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
1811945314
Name
Mary E. Atwood
Credential
R.N., ACNP
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
209005415 IL
Self-reported in NPPES; status is on the state search
Practice location
900 N 1St St, Springfield, IL 62702
Phone
(217) 528-7541
Enumerated
May 5, 2006
Record last updated
May 20, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(217) 522-2448
Medicare enrollment
Enrolled (PECOS I20040611000666); 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 900 N 1St St

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

  1. Demi AlbrachtNurse Practitioner1598682296
  2. Neha Amin, M.D.Gynecology Physician1619974532
  3. Rachael Ashcraft, MDSurgery Physician1912152125
  4. Heather Beal, M.D.Obstetrics & Gynecology Physician1912940545
  5. Aaron Brewer, M.D.Surgery Physician1679794523
  6. Brigitta Cherry, APRNFamily Nurse Practitioner1639878846

Verify Mary E. Atwood 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 209005415
    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

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94% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024

37 Medicare Part D claims for 15 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D.

  1. Mary Atwood37
  2. Specialty average594

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: $19.89

1 payment: food and beverage; the largest payer was Abbvie Inc. The 10,984 providers of this specialty with any payment received $647.94 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mary Atwood$19.89
  2. Specialty average$647.94

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. Springfield Clinic, LLPSpringfield, IL

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

Mary E. Atwood among 639 acute care nurse practitioner records in Illinois

Mary E. Atwood, R.N., ACNP is one of 639 acute care nurse practitioner records with a practice address in Illinois. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 94% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1993 · median 2017 among the 434 with a school on file
  • Record last updated2020 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Acute Care Nurse Practitioner providers in Illinois

There are 639 acute care nurse practitioner records in Illinois.

The 8 acute care nurse practitioner records with the nearest ZIP codes

  1. Andrea Bond, AGACNPSpringfield, IL 627021629818638
  2. Leighanne Bonnett, APRNSpringfield, IL 627021083470983
  3. Stacey Graven, ACNP-BCSpringfield, IL 627021881840791
  4. Madeleine Heckenkamp, APRN, CNPSpringfield, IL 627021063818094
  5. Kathleen Montgomery, MSN, APRN, AGACNP-BCSpringfield, IL 627021346832011
  6. Alita Rastello, AGACNP-BCSpringfield, IL 627021255874392
  7. Geela Ruckman, AGACNPSpringfield, IL 627021982394961
  8. Ashleigh Sommer, AGACNP-BCSpringfield, IL 627021518403716

Common questions

What is Mary E. Atwood, R.N., ACNP's NPI number?

Mary E. Atwood, R.N., ACNP's National Provider Identifier (NPI) is 1811945314, issued on May 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary E. Atwood, R.N., ACNP located?

The NPPES record lists a practice address at 900 N 1St St, Springfield, IL, 62702. Phone: (217) 528-7541. Providers update this record themselves, so call before visiting.

How can I verify Mary E. Atwood, R.N., ACNP's license?

NPPES lists Illinois license number 209005415, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Mary E. Atwood, R.N., ACNP prescribe under Medicare Part D?

In 2024, Mary E. Atwood, R.N., ACNP had 37 Medicare Part D claims for 15 beneficiaries; the average among acute care nurse practitioner prescribers was 594. 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.