Doctor profile · Federal record

Dr. Kathleen Brown, A-NP

Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Riverhead, NY

  • NPI 1689910929
  • Accepts Medicare
  • MIPS 88.8 / 100 · 2023
  • 25 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
887 Old Country RD, Suite A
Riverhead, NY 119012115
(631) 727-6122
fax (631) 727-2672

Credentials & registration

NPPES · NUCC
NPI registered
December 2012 — 14 yrs on file
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
363LA2200X — NUCC code
State license (1)
New York #378806-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689910929. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
616
Distinct HCPCS
4
Medicare allowed
$74,126
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 190 185 $128
99203 New patient office or other outpatient visit, 30-44 minutes 171 171 $114
99213 Established patient office or other outpatient visit, 20-29 minutes 161 135 $91
99204 New patient office or other outpatient visit, 45-59 minutes 94 94 $168

In context: peer comparison

Among 8 peers in this city , average services per provider: 108. This provider delivers 5.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$841
Transactions
45
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Salix Pharmaceuticals, a division of Bausch Health US, LLC 17 $311.44
Phathom Pharmaceuticals, Inc. 9 $182.80
Merck Sharp & Dohme LLC 10 $175.01
ABBVIE INC. 3 $47.07
Daiichi Sankyo Inc. 1 $26.57
Takeda Pharmaceuticals U.S.A., Inc. 1 $22.67
Regeneron Healthcare Solutions, Inc. 1 $19.46
Madrigal Pharmaceuticals 1 $19.43
SHIELD THERAPEUTICS INC 1 $18.39
RedHill Biopharma Inc. 1 $18.17

By nature of payment

Food and Beverage
$841

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathleen Brown's medical specialty?
Dr. Kathleen Brown practices Adult Health Nurse Practitioner in Riverhead, NY.
Where does Dr. Kathleen Brown practice?
Dr. Kathleen Brown practices at 887 Old Country RD, Riverhead, NY 119012115. Office phone: 6317276122.
What is Dr. Kathleen Brown's NPI?
Dr. Kathleen Brown's National Provider Identifier (NPI) is 1689910929, issued by NPPES.
Does Dr. Kathleen Brown accept Medicare assignment?
Yes. Dr. Kathleen Brown accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathleen Brown commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.