Tammy J. Flanders, APN
Family Nurse Practitioner · Sycamore, IL
Tammy J. Flanders, APN is a family nurse practitioner with a practice address in Sycamore, Illinois, and NPI 1265847131, issued on Jun 30, 2014. Check the license (Illinois 2013017052, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Tammy J. Flanders
- Credential
- APN
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 2013017052 IL
5994-33 WI
Self-reported in NPPES; status is on the state search - Practice location
- 661 S Peace RD, Sycamore, IL 60178
- Phone
- (815) 991-3571
- Enumerated
- Jun 30, 2014
- Record last updated
- Mar 9, 2026
- Fax
- (815) 991-3572
- Medicare enrollment
- Enrolled (PECOS I20240701003798); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 7,639 in Illinois → Look up another NPI →
Also registered at 661 S Peace RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Susan Mueller, APRN, CNPFamily Nurse Practitioner1811225261
- Brittany Teson, APRNFamily Nurse Practitioner1306698246
Verify Tammy J. Flanders in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 2013017052Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average family nurse practitioner in 2024
50 Medicare Part D claims for 12 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
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.
Bills Medicare through one group practice
- Crusaders Central Clinic AssociationRockford, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tammy J. Flanders among 7,639 family nurse practitioner records in Illinois
Tammy J. Flanders, APN 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 2014, is newer than 20% of them.
- NPI issued2014 · 20% of these records are older, 76% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2013 · median 2018 among the 4,778 with a school on file
- Record last updated2026 · 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).
16 family nurse practitioner records list a practice address in Sycamore
They are 16 of the 549 NPPES records with a practice address in Sycamore, and 7,639 family nurse practitioner records in Illinois.
All 7,639 in Illinois → Every provider in Sycamore → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Teah BrandtSycamore, IL 601781487197588
- Leslie Doran, FNPSycamore, IL 601781457721946
- Tara Kristiansen, APRNSycamore, IL 601781902539463
- Megan Martin, FNPSycamore, IL 601781366932139
- Ezequiel Mora, APRN FNP-BCSycamore, IL 601781912641879
- Susan Mueller, APRN, CNPSycamore, IL 601781811225261
- Laura PierobonSycamore, IL 601781174162218
- Andi Rivers, FNP-BCSycamore, IL 601781568016335
Common questions
What is Tammy J. Flanders, APN's NPI number?
Tammy J. Flanders, APN's National Provider Identifier (NPI) is 1265847131, issued on Jun 30, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Tammy J. Flanders, APN located?
The NPPES record lists a practice address at 661 S Peace RD, Sycamore, IL, 60178. Phone: (815) 991-3571. Providers update this record themselves, so call before visiting.
How can I verify Tammy J. Flanders, APN's license?
NPPES lists Illinois license number 2013017052, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Tammy J. Flanders, APN prescribe under Medicare Part D?
In 2024, Tammy J. Flanders, APN had 50 Medicare Part D claims for 12 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.