Cassie Kelso Shilo, NP
Nurse Practitioner · Worcester, MA
Cassie Kelso Shilo, NP is a nurse practitioner with a practice address in Worcester, Massachusetts, and NPI 1801224555, issued on Oct 16, 2013. Check the license (Massachusetts RN2275208, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Cassie Kelso Shilo
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- RN2275208 MA
Self-reported in NPPES; status is on the state search - Practice location
- 119 Belmont St, Worcester, MA 01605
- Phone
- (508) 334-8515
- Enumerated
- Oct 16, 2013
- Record last updated
- Nov 23, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (508) 334-6490
- Medicaid ID
- 110098218A MA
- Medicare enrollment
- Enrolled (PECOS I20140212000614); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 3,480 in Massachusetts → Look up another NPI →
Also registered at 119 Belmont St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Cassie Kelso Shilo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license RN2275208Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average nurse practitioner in 2024
19 Medicare Part D claims, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
The MIPS final score for 2023 (Medicare payment program): 97 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Umass Memorial Medical Group IncWorcester, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cassie Kelso Shilo among 3,480 nurse practitioner records in Massachusetts
Cassie Kelso Shilo, NP is one of 3,480 nurse practitioner records with a practice address in Massachusetts. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 42% of them.
- NPI issued2013 · 42% of these records are older, 55% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2013 · median 2017 among the 1,963 with a school on file
- Record last updated2020 · 52% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
499 nurse practitioner records list a practice address in Worcester
They are 499 of the 13,166 NPPES records with a practice address in Worcester, and 3,480 nurse practitioner records in Massachusetts.
All 3,480 in Massachusetts → Every provider in Worcester → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Josephine Banigo, NPWorcester, MA 016051780658021
- Jane Baron, NPWorcester, MA 016051992779243
- Alice Bonner, GNPWorcester, MA 016051366427551
- Cindy Brown, NPWorcester, MA 016051992779227
- Mary Burke, NPWorcestor, MA 016051255311270
- Anne Crowell, GNPWorcester, MA 016051598744559
- Susanne Duszlak, NPWorcester, MA 016051811961477
- Marylu Garrow, NPWorcester, MA 016051316918295
Common questions
What is Cassie Kelso Shilo, NP's NPI number?
Cassie Kelso Shilo, NP's National Provider Identifier (NPI) is 1801224555, issued on Oct 16, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Cassie Kelso Shilo, NP located?
The NPPES record lists a practice address at 119 Belmont St, Worcester, MA, 01605. Phone: (508) 334-8515. Providers update this record themselves, so call before visiting.
How can I verify Cassie Kelso Shilo, NP's license?
NPPES lists Massachusetts license number RN2275208, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Cassie Kelso Shilo, NP prescribe under Medicare Part D?
In 2024, Cassie Kelso Shilo, NP had 19 Medicare Part D claims; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
What is Cassie Kelso Shilo, NP's MIPS final score?
The 2023 MIPS final score is 97 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.