Doctor profile · Federal record

Dr. Harold Flockhart, NP

Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · East Setauket, NY

  • NPI 1093734139
  • Accepts Medicare
  • MIPS 91.4 / 100 · 2023
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
12 Campus Dr
East Setauket, NY 117331149
(631) 689-0646

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
November 6, 2020
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
363LA2200X — NUCC code
State license (1)
New York #303563-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093734139. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
782
Distinct HCPCS
9
Medicare allowed
$80,134
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 484 159 $128
99213 Established patient office or other outpatient visit, 20-29 minutes 118 66 $91
G0008 Administration of influenza virus vaccine 37 37 $36
90662 Influenza vaccine split virus, preservative free 36 36 $72
36415 Insertion of needle into vein for collection of blood sample 33 26 $8
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 21 21 $15
81002 Urinalysis, manual test 20 18 $3
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 18 16 $50
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 15 15 $129

In context: peer comparison

Among 5 peers in East Setauket Adult Health Nurse Practitioner, average services per provider: 62. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,421
Transactions
103
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 22 $441.78
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 22 $330.08
Qol Medical, LLC 9 $242.15
Takeda Pharmaceuticals U.S.A., INC. 7 $166.94
Ardelyx, INC. 8 $156.12
Madrigal Pharmaceuticals 1 $150.00
Lilly USA, LLC 6 $130.60
Phathom Pharmaceuticals, INC. 4 $99.86
Janssen Biotech, INC. 5 $90.27
Genzyme Corporation 3 $88.52
Celltrion USA INC. 4 $86.09
Novo Nordisk INC 4 $77.79
Merck Sharp & Dohme LLC 3 $55.59
AstraZeneca Pharmaceuticals Lp 3 $55.29
Intercept Pharmaceuticals, INC. 2 $44.85

By nature of payment

Food and Beverage
$2,334
Education
$86

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,857
Patients
1,026
Total drug cost
$473,852
Drug Type Claims Patients Total cost
Omeprazole Generic 614 164 $9,216
Pantoprazole Sodium Generic 426 136 $8,081
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 292 285 $21,748
Famotidine Generic 282 68 $3,658
Linzess (Linaclotide) Brand 262 52 $177,265
Dicyclomine Hcl Generic 139 50 $3,363
Lubiprostone Generic 118 25 $27,512
Amlodipine Besylate Generic 108 40 $809
Atorvastatin Calcium Generic 100 34 $998
Rosuvastatin Calcium Generic 97 35 $1,435

Frequently asked questions

Auto-generated from federal data
What is Dr. Harold Flockhart's medical specialty?
Dr. Harold Flockhart practices Adult Health Nurse Practitioner in East Setauket, NY.
Where does Dr. Harold Flockhart practice?
Dr. Harold Flockhart practices at 12 Campus Dr, East Setauket, NY 117331149. Office phone: 6316890646.
What is Dr. Harold Flockhart's NPI?
Dr. Harold Flockhart's National Provider Identifier (NPI) is 1093734139, issued by NPPES.
Does Dr. Harold Flockhart accept Medicare assignment?
Yes. Dr. Harold Flockhart accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Harold Flockhart 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); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.