Doctor profile · Federal record

Dr. Zulekha Karim, D.O.

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Stamford, CT

  • NPI 1861812844
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
30 Shelburne RD, Department of Medicine
Stamford, CT 069023628
(203) 276-7147
fax (203) 276-7368
Additional location
1526 Savannah RD
Lewes, DE 199581683
(302) 645-2244
fax (302) 645-8837

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
May 21, 2020
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
Delaware #C2-0013376

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861812844. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
725
Distinct HCPCS
4
Medicare allowed
$79,540
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 510 258 $128
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 134 57 $35
99213 Established patient office or other outpatient visit, 20-29 minutes 53 50 $91
99215 Established patient office or other outpatient visit, 40-54 minutes 28 27 $175

In context: peer comparison

Among 7 peers in Stamford Endocrinology, Diabetes & Metabolism Physician, average services per provider: 761. This provider delivers 1.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$441
Transactions
19
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
Novo Nordisk INC 4 $92.75
Xeris Pharmaceuticals, INC. 3 $68.90
Lilly USA, LLC 2 $53.63
Amgen INC. 2 $45.35
Pfizer INC. 2 $39.14
Antares Pharma, INC. 1 $34.62
Boehringer Ingelheim Pharmaceuticals, INC. 1 $31.52
Tandem Diabetes Care, INC. 1 $20.60
Vivus LLC 1 $20.54
Madrigal Pharmaceuticals 1 $17.12
Insulet Corporation 1 $16.74

By nature of payment

Food and Beverage
$441

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,534
Patients
440
Total drug cost
$1,204,839
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 300 78 $4,630
Ozempic (Semaglutide) Brand 177 45 $364,100
Trulicity (Dulaglutide) Brand 138 34 $287,550
Jardiance (Empagliflozin) Brand 126 37 $194,011
Metformin Hcl ER (Metformin Hcl) Brand 112 40 $2,725
Metformin Hcl Generic 111 35 $1,301
Atorvastatin Calcium Generic 98 30 $1,678
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 88 28 $65,600
Synthroid (Levothyroxine Sodium) Brand 68 18 $7,862
Farxiga (Dapagliflozin Propanediol) Brand 67 14 $69,438

Frequently asked questions

Auto-generated from federal data
What is Dr. Zulekha Karim's medical specialty?
Dr. Zulekha Karim practices Endocrinology, Diabetes & Metabolism Physician in Stamford, CT.
Where does Dr. Zulekha Karim practice?
Dr. Zulekha Karim practices at 30 Shelburne RD, Stamford, CT 069023628. Office phone: 2032767147.
What is Dr. Zulekha Karim's NPI?
Dr. Zulekha Karim's National Provider Identifier (NPI) is 1861812844, issued by NPPES.
Does Dr. Zulekha Karim accept Medicare assignment?
Yes. Dr. Zulekha Karim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zulekha Karim commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.