Doctor profile · Federal record

Dr. Kristin Brennan, O.D.

Optometrist (CMS: Optometry) · Warwick, RI

  • NPI 1871682351
  • Accepts Medicare
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
390 Toll Gate RD
Warwick, RI 028864326
(401) 732-6640
fax (401) 739-5265
Mailing address
1785 Whitemont Dr
Brookfield, WI 530452107

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
January 8, 2025
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Wisconsin #3588

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871682351. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,747
Distinct HCPCS
7
Medicare allowed
$22,168
HCPCS Description Services Patients Avg allowed
66984 Removal of cataract with insertion of prosthetic lens 1,484 11 $1
92250 Photography of the retina 104 101 $35
99214 Established patient office or other outpatient visit, 30-39 minutes 91 90 $121
99212 Established patient office or other outpatient visit, 10-19 minutes 23 22 $53
99213 Established patient office or other outpatient visit, 20-29 minutes 18 18 $85
99204 New patient office or other outpatient visit, 45-59 minutes 15 15 $157
92083 Exam of visual field with extended testing 12 11 $59

In context: peer comparison

Among 11 peers in Warwick Optometrist, average services per provider: 110. This provider delivers 16× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$372
Transactions
18
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Bausch & Lomb Americas INC. 11 $174.94
Lkc Technologies, INC. 1 $82.30
CooperVision INC. 2 $38.00
Abbvie INC. 2 $34.13
Tarsus Pharmaceuticals, INC. 1 $22.93
Alcon Vision LLC 1 $19.94

By nature of payment

Food and Beverage
$372

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
82
Patients
14
Total drug cost
$5,230
Drug Type Claims Patients Total cost
Latanoprost Generic 71 14 $1,271
Lumigan (Bimatoprost) Brand 11 0 $3,958

Frequently asked questions

Auto-generated from federal data
What is Dr. Kristin Brennan's medical specialty?
Dr. Kristin Brennan practices Optometrist in Warwick, RI.
Where does Dr. Kristin Brennan practice?
Dr. Kristin Brennan practices at 390 Toll Gate RD, Warwick, RI 028864326. Office phone: 4017326640.
What is Dr. Kristin Brennan's NPI?
Dr. Kristin Brennan's National Provider Identifier (NPI) is 1871682351, issued by NPPES.
Does Dr. Kristin Brennan accept Medicare assignment?
Yes. Dr. Kristin Brennan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kristin Brennan commonly perform?
Top Medicare-reported procedures in 2023: Removal of cataract with insertion of prosthetic lens (HCPCS 66984); Photography of the retina (HCPCS 92250); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.