NPPES file of Aug 9, 2026

Stephen S. Nigh, M.D.

Radiation Oncology Physician · Arlington Heights, IL

Stephen S. Nigh, M.D. is a radiation oncology physician with a practice address in Arlington Heights, Illinois, and NPI 1396721874, issued on Dec 16, 2005. Check the license (Illinois 036-110683, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; 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
1396721874
Name
Stephen S. Nigh
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
036-110683 IL
Self-reported in NPPES; status is on the state search
Practice location
800 W Central RD, Arlington Heights, IL 60005
Phone
(847) 618-6560
Enumerated
Dec 16, 2005
Record last updated
Oct 14, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicaid ID
36110683 IL
Medicare enrollment
Enrolled (PECOS I20040608000858); accepts Medicare assignment
Medical or professional school
University Of Kansas School Of Med (Kc/Wich/Sal), 1987
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 800 W Central RD

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

  1. Fiaz Ahmed, MDAnesthesiology Physician1407924251
  2. Syed Ahmed, MDAnesthesiology Physician1124187257
  3. Catherine Ahn, MDAnesthesiology Physician1245308022
  4. Juli AistarsOncology Clinical Nurse Specialist1861883209
  5. A Akbar, M.D.Anesthesiology Physician1144203282
  6. Ayham Alagha, M.D.Hospitalist Physician1851779151

Verify Stephen S. Nigh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036-110683
    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 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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69% fewer Medicare Part D claims than the average radiation oncology physician in 2024

42 Medicare Part D claims for 28 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of claims. 12 claims were for opioids.

  1. Stephen Nigh42
  2. Specialty average134

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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

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

Industry payments in 2024: $211.41

3 payments; by number, the most common kind was food and beverage; the largest payer was Siemens Medical Solutions USA, Inc. The 3,275 providers of this specialty with any payment received $1,897.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephen Nigh$211.41
  2. Specialty average$1,897.85

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. Radiation Oncology Associates LLCArlington Heights, IL

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

Stephen S. Nigh among 277 radiation oncology physician records in Illinois

Stephen S. Nigh, M.D. is one of 277 radiation oncology physician 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 81% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1987 · median 2004 among the 184 with a school on file
  • Record last updated2014 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in Illinois

There are 277 radiation oncology physician records in Illinois.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Philip Lobo, M.D.Arlington Heights, IL 600051124003967
  2. Najeeb Mohideen, M.D.Arlington Heights, IL 600051932184678
  3. Martin Boyer, D.O.Elk Grove Vlg, IL 600071043200165
  4. Alexander Harris, M.D.Elk Grove Village, IL 600071700236635
  5. Kaitlin Qualls, MDElk Grove Village, IL 600071366904989
  6. Ramji Rajendran, MDElk Grove Village, IL 600071982760773
  7. Andrew Lee, M.D.Barrington, IL 600101407118359
  8. Catherine Park Leonard, MDBarrington, IL 600101710149968

Common questions

What is Stephen S. Nigh, M.D.'s NPI number?

Stephen S. Nigh, M.D.'s National Provider Identifier (NPI) is 1396721874, issued on Dec 16, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Stephen S. Nigh, M.D. located?

The NPPES record lists a practice address at 800 W Central RD, Arlington Heights, IL, 60005. Phone: (847) 618-6560. Providers update this record themselves, so call before visiting.

How can I verify Stephen S. Nigh, M.D.'s license?

NPPES lists Illinois license number 036-110683, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Stephen S. Nigh, M.D. prescribe under Medicare Part D?

In 2024, Stephen S. Nigh, M.D. had 42 Medicare Part D claims for 28 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.

What is Stephen S. Nigh, M.D.'s MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.