Doctor profile · Federal record

Dr. Rebecca Vanasse, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Westerly, RI

  • NPI 1861666539
  • Accepts Medicare
  • MIPS 84.3 / 100 · 2023
  • 24 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
11 Wells St
Westerly, RI 028912998
(401) 596-1630

Credentials & registration

NPPES · NUCC
NPI registered
April 2008 — 18 yrs on file
Profile last updated
September 29, 2009
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
New York #237229

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861666539. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,121
Distinct HCPCS
8
Medicare allowed
$153,518
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 491 262 $130
99215 Established patient office or other outpatient visit, 40-54 minutes 339 55 $182
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 95 44 $80
99213 Established patient office or other outpatient visit, 20-29 minutes 81 68 $92
99442 Telephone medical discussion with physician, 11-20 minutes 35 34 $67
99441 Telephone medical discussion with physician, 5-10 minutes 31 28 $35
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 30 28 $175
99205 New patient office or other outpatient visit, 60-74 minutes 19 19 $224

In context: peer comparison

Among 1 peers in Westerly Hematology & Oncology Physician, average services per provider: 140. This provider delivers 8.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
855
Patients
209
Total drug cost
$329,436
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 174 28 $122,066
Gabapentin Generic 78 17 $1,780
Acyclovir Generic 76 16 $1,170
Oxycodone Hcl Generic 64 14 $538
Prednisone Generic 63 13 $499
Anastrozole Generic 51 17 $1,337
Abiraterone Acetate Generic 50 0 $148,568
Prochlorperazine Maleate Generic 48 27 $830
Xarelto (Rivaroxaban) Brand 41 0 $40,298
Dexamethasone Generic 40 18 $603

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Rebecca Vanasse's medical specialty?
Dr. Rebecca Vanasse practices Hematology & Oncology Physician in Westerly, RI.
Where does Dr. Rebecca Vanasse practice?
Dr. Rebecca Vanasse practices at 11 Wells St, Westerly, RI 028912998. Office phone: 4015961630.
What is Dr. Rebecca Vanasse's NPI?
Dr. Rebecca Vanasse's National Provider Identifier (NPI) is 1861666539, issued by NPPES.
Does Dr. Rebecca Vanasse accept Medicare assignment?
Yes. Dr. Rebecca Vanasse accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rebecca Vanasse commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.