Registry data as of Aug 27, 2026

Constance Blaisdell, NP

Family Nurse Practitioner · Rockford, IL

Constance Blaisdell, NP is a family nurse practitioner with a practice address in Rockford, Illinois, and NPI 1588135529, issued on Dec 17, 2018. Check the license (Illinois 209018537, 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
1588135529
Name
Constance Blaisdell
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
209018537 IL
Self-reported in NPPES; status is on the state search
Practice location
2350 N Rockton Ave, Rockford, IL 61103
Phone
(815) 971-2200
Enumerated
Dec 17, 2018
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 2350 N Rockton Ave

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

  1. Abdullah Altayeh, M.D.Internal Medicine Physician1831191584
  2. Melissa Bachman, APRNGerontology Nurse Practitioner1225709900
  3. Brenda Beilfuss, FNP-CFamily Nurse Practitioner1275185142
  4. William Buntain, MDSurgery Physician1700902608
  5. David Cheng, MDSurgery Physician1194781849
  6. Marisha Cook, M. DAllergy Physician1356487904

Verify Constance Blaisdell 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 209018537
    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.

65% fewer Medicare Part D claims than the average family nurse practitioner in 2024

458 Medicare Part D claims for 92 beneficiaries, against an average of 1,302 among the 128,048 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 56 claims were for opioids.

  1. Constance Blaisdell458
  2. Specialty average1,302

Most prescribed

  1. Atorvastatin Calcium63 claims
  2. Furosemide45 claims
  3. Metoprolol Succinate38 claims
  4. Hydrocodone-Acetaminophen37 claims
  5. Amiodarone Hcl34 claims
  6. Potassium Chloride31 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: $17.22

1 payment, mostly food and beverage; the largest payer was Boston Scientific Corporation. 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. Constance Blaisdell$17.22
  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.

One hospital or facility affiliation

  1. Rockford Health PhysiciansRockford, 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.

203 family nurse practitioner records list a Rockford practice address

They are 203 of the 3,893 NPPES records with a Rockford 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 Constance Blaisdell, NP's NPI number?

Constance Blaisdell, NP's National Provider Identifier (NPI) is 1588135529, issued on Dec 17, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Constance Blaisdell, NP located?

The NPPES record lists a practice address at 2350 N Rockton Ave, Rockford, IL, 61103. Phone: (815) 971-2200. Providers update this record themselves, so call before visiting.

How can I verify Constance Blaisdell, NP's license?

NPPES lists Illinois license number 209018537, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Constance Blaisdell, NP prescribe under Medicare Part D?

In 2024, Constance Blaisdell, NP had 458 Medicare Part D claims for 92 beneficiaries; the average among family nurse practitioner prescribers was 1,302. Part D covers Medicare prescriptions only.

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.