Mary Elizabeth Waterloo
Nurse Practitioner · Homewood, IL
Mary Elizabeth Waterloo is a nurse practitioner with a practice address in Homewood, Illinois, and NPI 1720634827, issued on Aug 14, 2019. Check the license (Illinois 209019819, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Elizabeth Waterloo
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 209019819 IL
Self-reported in NPPES; status is on the state search - Practice location
- 17901 Governors Hwy Ste 206, Homewood, IL 60430
- Phone
- (708) 960-4280
- Enumerated
- Aug 14, 2019
- Record last updated
- Nov 11, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,892 in Illinois → Look up another NPI →
Also registered at 17901 Governors Hwy Ste 206
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Christine Offerman-Izzarelli, NURSE PRACTITIONERFamily Nurse Practitioner1992327506
- George Varghese, FNPFamily Nurse Practitioner1437700234
Verify Mary Elizabeth Waterloo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209019819Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average nurse practitioner in 2024
369 Medicare Part D claims for 112 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
Most prescribed
- Vancomycin Hcl39 claims
- Sulfamethoxazole-Trimethoprim32 claims
- Doxycycline Hyclate24 claims
- Ciprofloxacin Hcl19 claims
- Sodium Chloride19 claims
- Amoxicillin-Clavulanate Potass18 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: $221.39
1 payment: food and beverage; the largest payer was Philips North America LLC. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Mary Elizabeth Waterloo among 4,892 nurse practitioner records in Illinois
Mary Elizabeth Waterloo 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 2019, is newer than 54% of them.
- NPI issued2019 · 54% of these records are older, 39% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2021 · 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).
7 nurse practitioner records list a practice address in Homewood
They are 7 of the 634 NPPES records with a practice address in Homewood, and 4,892 nurse practitioner records in Illinois.
All 4,892 in Illinois → Every provider in Homewood → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Ma Aurora Emma Estrada, AGAC-NPHomewood, IL 604301194476499
- Celeste McFarland, APRNHomewood, IL 604301326540782
- Danielle McLaren, APRN FNP-CHomewood, IL 604301285237164
- Abena PokuHomewood, IL 604301497441919
- Samantha Walton, FNP-BC, NP-C,Homewood, IL 604301568013928
- Nicole Whitten, APRNHomewood, IL 604301578223921
- Tawakalitu BabawaleHazel Crest, IL 604291043820517
- Beth Cavinder, N.P.Hazel Crest, IL 604291285828681
Common questions
What is Mary Elizabeth Waterloo's NPI number?
Mary Elizabeth Waterloo's National Provider Identifier (NPI) is 1720634827, issued on Aug 14, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Mary Elizabeth Waterloo located?
The NPPES record lists a practice address at 17901 Governors Hwy Ste 206, Homewood, IL, 60430. Phone: (708) 960-4280. Providers update this record themselves, so call before visiting.
How can I verify Mary Elizabeth Waterloo's license?
NPPES lists Illinois license number 209019819, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Elizabeth Waterloo prescribe under Medicare Part D?
In 2024, Mary Elizabeth Waterloo had 369 Medicare Part D claims for 112 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.