Registry data as of Aug 27, 2026

Shelly Flagg, FNP-BC

Family Nurse Practitioner · Springfield, IL

Shelly Flagg, FNP-BC is a family nurse practitioner with a practice address in Springfield, Illinois, and NPI 1366806374, issued on Apr 6, 2016. Check the license (Illinois 209014012, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1366806374
Name
Shelly Flagg
Credential
FNP-BC
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
209014012 IL
Self-reported in NPPES; status is on the state search
Practice location
400 N 9TH St FL 2, Springfield, IL 62702
Phone
(217) 545-8000
Enumerated
Apr 6, 2016
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 400 N 9TH St FL 2

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

  1. Mohammad Baidoun, MDStudent in an Organized Health Care Education/Training Program1871154971
  2. Siddharth Dubey, M.D.Pediatric Cardiology Physician1699153791
  3. Gilbert Duxbury, M.D.Pediatric Orthopaedic Surgery Physician1508014044
  4. Urav Shah, MDStudent in an Organized Health Care Education/Training Program1639696107
  5. Enas Shanshen, MDPediatric Cardiology Physician1093092389

Verify Shelly Flagg 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 209014012
    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.

81% fewer Medicare Part D claims than the average family nurse practitioner in 2024

243 Medicare Part D claims for 120 beneficiaries, against an average of 1,302 among the 128,048 providers of this specialty who prescribed in Part D. 103 claims were for opioids.

  1. Shelly Flagg243
  2. Specialty average1,302

Most prescribed

  1. Hydrocodone-Acetaminophen49 claims
  2. Methylprednisolone39 claims
  3. Oxycodone-Acetaminophen34 claims
  4. Meloxicam28 claims
  5. Diclofenac Sodium11 claims
  6. Oxycodone 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.

The Medicare quality score for 2023: 94.6 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score85.2
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $29.79

2 payments, mostly food and beverage; the largest payer was Mimedx Group, Inc.. The 91,435 providers of this specialty with any payment received $675.31 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Shelly Flagg$29.79
  2. Specialty average$675.31

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

2 hospital and facility affiliations

  1. Siu Physicians And Surgeons IncSpringfield, IL
  2. St Francis Hospital OF The Hospital Sisters OF The Third Order OF St FLitchfield, IL

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

260 family nurse practitioner records list a Springfield practice address

They are 260 of the 4,997 NPPES records with a Springfield practice address, and 7,207 family nurse practitioner records in Illinois.

Other family nurse practitioner records in Illinois

  1. Deborah Aaron, FNPChicago, IL1114024916
  2. Lawrence Abah, APNAurora, IL1306305115
  3. Theresa AbbaduskyPekin, IL1265892046
  4. Nadia Abbasi-Kling, FNP-BCChicago, IL1033767736
  5. Manar Abdalla, FNPChicago, IL1700632411
  6. Mahubah Abdallah, FNP-CRochelle, IL1841752284
  7. Rana Abdallah, DNP, APRN, FNP-CLake Villa, IL1851261887
  8. Servet Abdelhafez, APRNBrookfield, IL1790505048
  9. Nadia Abdessalam, FNP-BCOak Lawn, IL1356888283
  10. Saima Abdul Karim, FNP-BCCoal City, IL1629498753

Common questions

What is Shelly Flagg, FNP-BC's NPI number?

Shelly Flagg, FNP-BC's National Provider Identifier (NPI) is 1366806374, issued on Apr 6, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Shelly Flagg, FNP-BC located?

The NPPES record lists a practice address at 400 N 9TH St FL 2, Springfield, IL, 62702. Phone: (217) 545-8000. Providers update this record themselves, so call before visiting.

How can I verify Shelly Flagg, FNP-BC's license?

NPPES lists Illinois license number 209014012, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Shelly Flagg, FNP-BC prescribe under Medicare Part D?

In 2024, Shelly Flagg, FNP-BC had 243 Medicare Part D claims for 120 beneficiaries; the average among family nurse practitioner prescribers was 1,302. Part D covers Medicare prescriptions only.

What is Shelly Flagg, FNP-BC's Medicare quality score?

The 2023 MIPS final score is 94.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.