NPPES file of Aug 9, 2026

Margaret Ellen Nichols, MD

Neurological Surgery Physician · Joplin, MO

Margaret Ellen Nichols, MD is a neurological surgery physician with a practice address in Joplin, Missouri, and NPI 1821034950, issued on Jun 20, 2006. Check the license (Missouri 100641, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1821034950
Name
Margaret Ellen Nichols
Credential
MD
Primary taxonomy
Neurological Surgery Physician 207T00000X
License number
100641 MO
Self-reported in NPPES; status is on the state search
Practice location
3401 Mcintosh Cir Ste 100, Joplin, MO 64804
Phone
(417) 347-7200
Enumerated
Jun 20, 2006
Record last updated
Mar 19, 2024
Medicaid IDs
100176210E KS
203393418 MO
100194580A OK
Medicare enrollment
Enrolled (PECOS I20040304001339); accepts Medicare assignment
Medical or professional school
University Of Chicago, Pritzker School Of Medicine, 1983
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 3401 Mcintosh Cir Ste 100

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

  1. Laurie Behm, MDPhysical Medicine & Rehabilitation Physician1366493934
  2. Natasha ByrdFamily Nurse Practitioner1518356583
  3. Brian Curtis, M.D.Neurological Surgery Physician1700810876
  4. Paul Hultman, PAPhysician Assistant1285679951
  5. Joshua Sweaney, D.O.Neurological Surgery Physician1457563587
  6. Richard Teff, MDNeurological Surgery Physician1982675104

Verify Margaret Ellen Nichols in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 100641
    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
Open the Missouri 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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7% more Medicare Part D claims than the average neurological surgery physician in 2024

184 Medicare Part D claims for 98 beneficiaries, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 113 claims were for opioids.

  1. Margaret Nichols184
  2. Specialty average172

Most prescribed

  1. Hydrocodone-Acetaminophen55 claims
  2. Tramadol Hcl36 claims
  3. Cyclobenzaprine Hcl28 claims
  4. Gabapentin14 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 64.7 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score58.6
  2. Costout of 100 · 30%58.5
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Freeman-Oak Hill Health SystemJoplin, MO

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

Margaret Ellen Nichols among 195 neurological surgery physician records in Missouri

Margaret Ellen Nichols, MD is one of 195 neurological surgery physician records with a practice address in Missouri. 83% 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 7% of them.

  • NPI issued2006 · 7% of these records are older, 58% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated1983 · median 2004 among the 131 with a school on file
  • Record last updated2024 · 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 207T00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in Missouri

There are 195 neurological surgery physician records in Missouri.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Brian Curtis, M.D.Joplin, MO 648041700810876
  2. Barry Katz, M.D.Joplin, MO 648041467408641
  3. Joshua Sweaney, D.O.Joplin, MO 648041457563587
  4. Richard Teff, MDJoplin, MO 648041982675104
  5. Cherylon Yarosh, MDJoplin, MO 648041104861103
  6. Douglas Chyatte, M.D.Saint Joseph, MO 645071962478560
  7. John Olson, M.D.Saint Joseph, MO 645071568494771
  8. Parag Patil, MDSaint Joseph, MO 645071629175989

Common questions

What is Margaret Ellen Nichols, MD's NPI number?

Margaret Ellen Nichols, MD's National Provider Identifier (NPI) is 1821034950, issued on Jun 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Margaret Ellen Nichols, MD located?

The NPPES record lists a practice address at 3401 Mcintosh Cir Ste 100, Joplin, MO, 64804. Phone: (417) 347-7200. Providers update this record themselves, so call before visiting.

How can I verify Margaret Ellen Nichols, MD's license?

NPPES lists Missouri license number 100641, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Margaret Ellen Nichols, MD prescribe under Medicare Part D?

In 2024, Margaret Ellen Nichols, MD had 184 Medicare Part D claims for 98 beneficiaries; the average among neurological surgery physician prescribers was 172. Part D covers Medicare prescriptions only.

What is Margaret Ellen Nichols, MD's MIPS final score?

The 2023 MIPS final score is 64.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.