Sheila Treftz, APN - Medicare Nurse Practitioner in Naperville, IL

Sheila Treftz, APN is a medicare enrolled "Nurse Practitioner - Acute Care" in Naperville, Illinois. She graduated from nursing school in 2001 and has 23 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Sigma Health Pc and her current practice location is 120 Spalding Dr, Suite 401, Naperville, Illinois. You can reach out to her office (for appointments etc.) via phone at (630) 416-4501.

Sheila Treftz is licensed to practice in Illinois (license number 209004336) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1023074051.

Contact Information

Sheila Treftz, APN
120 Spalding Dr, Suite 401,
Naperville, IL 60540-6508
(630) 416-4501
(630) 416-4504



Provider's Profile

Full NameSheila Treftz
GenderFemale
SpecialityNurse Practitioner
Experience23 Years
Location120 Spalding Dr, Naperville, Illinois
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Sheila Treftz graduated from nursing school in 2001
  NPI Data:
  • NPI Number: 1023074051
  • Provider Enumeration Date: 04/26/2006
  • Last Update Date: 03/07/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 5193828119
  • Enrollment ID: I20070313000257

Medical Identifiers

Medical identifiers for Sheila Treftz such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1023074051NPI-NPPES
209004336OtherILIL LICENSE NUMBER

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LA2100XNurse Practitioner - Acute Care 209004336 (Illinois)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Sigma Health Pc296130569325

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Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Sheila Treftz allows following entities to bill medicare on her behalf.
Entity NameEdward Health Ventures
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1962452912
PECOS PAC ID: 4284531484
Enrollment ID: O20031216000616

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Entity NameSigma Health Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720035843
PECOS PAC ID: 2961305693
Enrollment ID: O20040130000006

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Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Sheila Treftz is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Sheila Treftz, APN
801 S Washington St,
Naperville, IL 60540-7430

Ph: (630) 527-3000
Sheila Treftz, APN
120 Spalding Dr, Suite 401,
Naperville, IL 60540-6508

Ph: (630) 416-4501

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Nurse Practitioner Nurses in Naperville, IL

Ivy Millar Enger, APN-CNP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 100 Spalding Dr Ste 206, Naperville, IL 60540
Phone: 630-646-7250    Fax: 630-548-7743
Angela Marie Jeffries, MSN CRNP
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 4043 S Route 59, Naperville, IL 60564
Phone: 630-420-4275    Fax: 630-420-8957
Ella Pearl Zuniga, APRN
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 120 Spalding Dr Ste 205, Naperville, IL 60540
Phone: 630-491-8310    
Joann El Mahassni, APRN, FNP-BC, FNP-C
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 1220 Hobson Rd Ste 232, Naperville, IL 60540
Phone: 630-946-6554    Fax: 877-458-3984
Mrs. Krina Patel, MSN, APN, FNP-BC
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 1309 Macom Dr Ste 101, Naperville, IL 60564
Phone: 630-236-8018    Fax: 630-236-8949
Ms. Amy Beth Reeb, NP-C
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 1315 Macom Dr, Ste. 203, Naperville, IL 60564
Phone: 630-898-4822    

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