Gladys Larsen, FNP
Nurse Practitioner · Tinley Park, IL
Gladys Larsen, FNP is a nurse practitioner with a practice address in Tinley Park, Illinois, and NPI 1174974661, issued on Jun 26, 2016. Check the license (Illinois 277.001014, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gladys Larsen
- Credential
- FNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- 277.001014 IL
277001014 IL
G182168 IA
Self-reported in NPPES; status is on the state search - Practice location
- 7901 W 159TH St Ste B, Tinley Park, IL 60477
- Phone
- (312) 279-9814
- Enumerated
- Jun 26, 2016
- Record last updated
- Jan 21, 2026
- Medicare enrollment
- Enrolled (PECOS I20170307001986); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,892 in Illinois → Look up another NPI →
Verify Gladys Larsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 277.001014Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average nurse practitioner in 2024
71 Medicare Part D claims for 22 beneficiaries, against an average of 1,109 among the 54,319 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
- Cmc Healthcare LLCChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gladys Larsen among 4,892 nurse practitioner records in Illinois
Gladys Larsen, FNP is one of 4,892 nurse practitioner records with a practice address in Illinois. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 36% of them.
- NPI issued2016 · 36% of these records are older, 58% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2016 · median 2018 among the 3,389 with a school on file
- Record last updated2026 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 nurse practitioner records list a practice address in Tinley Park
They are 17 of the 1,149 NPPES records with a practice address in Tinley Park, and 4,892 nurse practitioner records in Illinois.
All 4,892 in Illinois → Every provider in Tinley Park → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Donna Boettge, APNPTinley Park, IL 604771053006783
- Cynthia Oneill, APRNTinley Park, IL 604771043876683
- Marquita Porche, FNP-CTinley Park, IL 604771326723578
- Autumn Ritz, APRNTinley Park, IL 604771487380184
- Wendy Siegert, RN, MSN, FNP-CTinley Park, IL 604771023593225
- Julie Thomas, FNP-CTinley Park, IL 604771871326462
- Jaclyn Williams, MSN, FNP-CTinley Park, IL 604771578157301
- Lilian Allen, PH. D, DNPCountry Club Hills, IL 604781235851890
Common questions
What is Gladys Larsen, FNP's NPI number?
Gladys Larsen, FNP's National Provider Identifier (NPI) is 1174974661, issued on Jun 26, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Gladys Larsen, FNP located?
The NPPES record lists a practice address at 7901 W 159TH St Ste B, Tinley Park, IL, 60477. Phone: (312) 279-9814. Providers update this record themselves, so call before visiting.
How can I verify Gladys Larsen, FNP's license?
NPPES lists Illinois license number 277.001014, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Gladys Larsen, FNP prescribe under Medicare Part D?
In 2024, Gladys Larsen, FNP had 71 Medicare Part D claims for 22 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.