Doctor profile · Federal record

Dr. Erin O'Toole, PA-C

Physician Assistant · Westborough, MA

  • NPI 1679547368
  • Accepts Medicare
  • 29 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
154 E Main St, Suite 101
Westborough, MA 015811768
(508) 366-1120
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
November 9, 2020
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Massachusetts #887

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679547368. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
345
Distinct HCPCS
6
Medicare allowed
$21,450
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 126 96 $80
99213 Established patient office or other outpatient visit, 20-29 minutes 124 101 $68
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 45 45 $46
81002 Urinalysis, manual test 20 18 $3
90688 Influenza vaccine, quadrivalent, 0.5 ml dosage 15 15 $20
G0008 Administration of influenza virus vaccine 15 15 $34

In context: peer comparison

Among 3 peers in Westborough Physician Assistant, average services per provider: 36. This provider delivers 9.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
416
Patients
145
Total drug cost
$8,730
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 53 22 $1,439
Amlodipine Besylate Generic 47 17 $355
Rosuvastatin Calcium Generic 42 20 $3,560
Lisinopril Generic 39 17 $322
Gabapentin Generic 38 13 $602
Lorazepam Generic 25 16 $75
Omeprazole Generic 25 0 $467
Escitalopram Oxalate Generic 21 0 $265
Levothyroxine Sodium Generic 21 0 $476
Furosemide Generic 19 0 $74

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Erin O'Toole's medical specialty?
Dr. Erin O'Toole practices Physician Assistant in Westborough, MA.
Where does Dr. Erin O'Toole practice?
Dr. Erin O'Toole practices at 154 E Main St, Westborough, MA 015811768. Office phone: 5083661120.
What is Dr. Erin O'Toole's NPI?
Dr. Erin O'Toole's National Provider Identifier (NPI) is 1679547368, issued by NPPES.
Does Dr. Erin O'Toole accept Medicare assignment?
Yes. Dr. Erin O'Toole accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Erin O'Toole 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 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.