NPPES file of Aug 9, 2026

Tanya Tanzillo, CNP

Family Nurse Practitioner · McHenry, IL

Tanya Tanzillo, CNP is a family nurse practitioner with a practice address in McHenry, Illinois, and NPI 1114032802, issued on Aug 20, 2006. Check the license (Illinois 209005985, 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
1114032802
Name
Tanya Tanzillo
Credential
CNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
209005985 IL
Self-reported in NPPES; status is on the state search
Practice location
2507 N Richmond RD, McHenry, IL 60051
Phone
(815) 338-6600
Enumerated
Aug 20, 2006
Record last updated
Oct 22, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(815) 759-4078
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 2507 N Richmond RD

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

  1. John Anderson, D.O.Internal Medicine Physician1962450049
  2. Caryn Andrews, PSYDClinical Psychologist1770048282
  3. Ifzal Bangash, M.D.Internal Medicine Physician1437267010
  4. Juan Chavez Duarte, APRN, CNPNurse Practitioner1215642368
  5. Junine Degraf, APRN, CNPNurse Practitioner1609943661
  6. Ann Dilla, DOFamily Medicine Physician1568490977

Verify Tanya Tanzillo 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 209005985
    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.

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87% fewer Medicare Part D claims than the average family nurse practitioner in 2024

172 Medicare Part D claims for 31 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Tanya Tanzillo172
  2. Specialty average1,305

Most prescribed

  1. Liothyronine Sodium52 claims
  2. Levothyroxine Sodium42 claims
  3. Synthroid14 claims
  4. Anastrozole11 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: $57.56

3 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Tanya Tanzillo$57.56
  2. Specialty average$650.95

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

Tanya Tanzillo among 7,639 family nurse practitioner records in Illinois

Tanya Tanzillo, CNP is one of 7,639 family nurse practitioner 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 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 95% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2018 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

18 family nurse practitioner records list a practice address in McHenry

They are 18 of the 1,852 NPPES records with a practice address in McHenry, and 7,639 family nurse practitioner records in Illinois.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Josette Dutcher, APRN-BC, FNPLakemoor, IL 600511033392857
  2. Raman Kaur, FNPLakemoor, IL 600511326724949
  3. Jena Wagner, APRNLakemoor, IL 600511598629172
  4. Shenelle Acoy, FNP-BCMcHenry, IL 600501861814535
  5. Katarzyna Brozek, FNPMcHenry, IL 600501083103568
  6. Victoria Butur, FNP-CMcHenry, IL 600501861063992
  7. Molly Degroh, FNP-CMcHenry, IL 600501942020755
  8. James Ferguson, CNPMcHenry, IL 600501841602794

Common questions

What is Tanya Tanzillo, CNP's NPI number?

Tanya Tanzillo, CNP's National Provider Identifier (NPI) is 1114032802, issued on Aug 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Tanya Tanzillo, CNP located?

The NPPES record lists a practice address at 2507 N Richmond RD, McHenry, IL, 60051. Phone: (815) 338-6600. Providers update this record themselves, so call before visiting.

How can I verify Tanya Tanzillo, CNP's license?

NPPES lists Illinois license number 209005985, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Tanya Tanzillo, CNP prescribe under Medicare Part D?

In 2024, Tanya Tanzillo, CNP had 172 Medicare Part D claims for 31 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.