Doctor profile · Federal record

Dr. Cassie Shilo, NP

Nurse Practitioner · Family Nurse Practitioner · Worcester, MA

  • NPI 1801224555
  • Accepts Medicare
  • MIPS 89.0 / 100 · 2023
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
119 Belmont St
Worcester, MA 016052903
(508) 334-8515
fax (508) 334-6490
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
October 2013 — 13 yrs on file
Profile last updated
November 23, 2020
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Massachusetts #RN2275208
Medicaid
MA #110098218A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801224555. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
164
Distinct HCPCS
3
Medicare allowed
$10,940
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 82 28 $43
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 60 39 $69
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 22 22 $150

In context: peer comparison

Among 119 peers in Worcester Nurse Practitioner, average services per provider: 94. This provider delivers 1.7× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Cassie Shilo's medical specialty?
Dr. Cassie Shilo practices Nurse Practitioner in Worcester, MA.
Where does Dr. Cassie Shilo practice?
Dr. Cassie Shilo practices at 119 Belmont St, Worcester, MA 016052903. Office phone: 5083348515.
What is Dr. Cassie Shilo's NPI?
Dr. Cassie Shilo's National Provider Identifier (NPI) is 1801224555, issued by NPPES.
Does Dr. Cassie Shilo accept Medicare assignment?
Yes. Dr. Cassie Shilo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cassie Shilo commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.