Doctor profile · Federal record

Dr. Carol Markowitz, NP

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

  • NPI 1871674291
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Kings Hwy
Hauppauge, NY 117884216
(631) 348-4900
fax (631) 348-1042
Mailing address
17 Blueberry Ridge RD
Setauket, NY 117331503

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
August 23, 2012
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
363LA2200X — NUCC code
State license (1)
New York #F3044221

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871674291. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,667
Distinct HCPCS
10
Medicare allowed
$56,723
HCPCS Description Services Patients Avg allowed
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 362 94 $62
36415 Insertion of needle into vein for collection of blood sample 186 162 $8
80053 Blood test, comprehensive group of blood chemicals 143 132 $10
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 132 120 $8
83036 Hemoglobin a1c level 111 103 $10
99214 Established patient office or other outpatient visit, 30-39 minutes 92 81 $127
85610 Blood test, clotting time 67 15 $4
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 64 14 $24
83540 Iron level 51 47 $6
99213 Established patient office or other outpatient visit, 20-29 minutes 43 42 $91

In context: peer comparison

Among 2 peers in Hauppauge Adult Health Nurse Practitioner, average services per provider: 54. This provider delivers 31× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$485
Transactions
22
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Amgen INC. 4 $112.22
Idorsia Pharmaceuticals US INC 4 $76.18
Boehringer Ingelheim Pharmaceuticals, INC. 3 $63.63
Novartis Pharmaceuticals Corporation 4 $63.40
Exact Sciences Corporation 2 $41.74
Pfizer INC. 2 $39.17
Inspire Medical Systems, INC. 1 $35.35
Lilly USA, LLC 1 $31.69
Astellas Pharma US INC 1 $21.95

By nature of payment

Food and Beverage
$485

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,891
Patients
600
Total drug cost
$30,308
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 279 89 $3,992
Levothyroxine Sodium Generic 223 57 $4,189
Alprazolam Generic 191 65 $1,235
Amlodipine Besylate Generic 178 62 $1,729
Zolpidem Tartrate Generic 133 18 $941
Metoprolol Succinate Generic 132 43 $3,054
Rosuvastatin Calcium Generic 107 36 $2,298
Ezetimibe Generic 101 31 $3,942
Losartan Potassium Generic 97 38 $1,252
Pantoprazole Sodium Generic 92 29 $1,668

Frequently asked questions

Auto-generated from federal data
What is Dr. Carol Markowitz's medical specialty?
Dr. Carol Markowitz practices Adult Health Nurse Practitioner in Hauppauge, NY.
Where does Dr. Carol Markowitz practice?
Dr. Carol Markowitz practices at 1 Kings Hwy, Hauppauge, NY 117884216. Office phone: 6313484900.
What is Dr. Carol Markowitz's NPI?
Dr. Carol Markowitz's National Provider Identifier (NPI) is 1871674291, issued by NPPES.
Does Dr. Carol Markowitz accept Medicare assignment?
Yes. Dr. Carol Markowitz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carol Markowitz commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services (HCPCS 99490); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.