Doctor profile · Federal record

Dr. Marian Kamath, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Massapequa, NY

  • NPI 1184652356
  • Accepts Medicare
  • 52 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4625 Merrick RD
Massapequa, NY 117586010
(516) 798-1116
fax (516) 798-8530
Mailing address
Po Box 9461
Uniondale, NY 115559461

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
December 7, 2010
Year of graduation
1974 — 52 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New York #133893

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184652356. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
7,647
Distinct HCPCS
10
Medicare allowed
$328,452
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 571 170 $107
99214 Established patient office or other outpatient visit, 30-39 minutes 528 171 $150
36415 Insertion of needle into vein for collection of blood sample 315 162 $8
80048 Blood test, basic group of blood chemicals (calcium, total) 279 155 $8
80076 Liver function blood test panel 264 154 $8
80061 Blood test, lipids (cholesterol and triglycerides) 260 153 $13
83735 Magnesium level 254 152 $7
82306 Vitamin d-3 level 253 152 $29
82607 Cyanocobalamin (vitamin b-12) level 251 152 $15
82746 Folic acid level, serum 251 151 $14

In context: peer comparison

Among 7 peers in Massapequa Internal Medicine Physician, average services per provider: 176. This provider delivers 43× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,437
Transactions
78
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 12 $578.76
Abbvie INC. 15 $250.81
Novo Nordisk INC 11 $218.56
GlaxoSmithKline, LLC. 5 $173.93
Phathom Pharmaceuticals, INC. 6 $154.52
Genzyme Corporation 2 $143.96
Aimmune Therapeutics, INC. 2 $119.57
Pfizer INC. 5 $89.34
Boehringer Ingelheim Pharmaceuticals, INC. 3 $73.47
Mannkind Corporation 3 $70.04
Regeneron Healthcare Solutions, INC. 3 $62.40
Paratek Pharmaceuticals, INC. 3 $56.76
Amgen INC. 3 $52.82
Otsuka America Pharmaceutical, INC. 3 $51.92
Lilly USA, LLC 2 $44.45

By nature of payment

Food and Beverage
$2,437

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,997
Patients
650
Total drug cost
$27,659
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 328 99 $3,718
Atorvastatin Calcium Generic 306 92 $3,737
Levothyroxine Sodium Generic 140 38 $2,529
Omeprazole Generic 137 39 $1,726
Metformin Hcl Generic 132 37 $1,361
Simvastatin Generic 129 36 $1,137
Metoprolol Succinate Generic 116 35 $2,609
Losartan Potassium Generic 106 30 $1,843
Hydrochlorothiazide Generic 103 33 $880
Azithromycin Generic 92 70 $537

Frequently asked questions

Auto-generated from federal data
What is Dr. Marian Kamath's medical specialty?
Dr. Marian Kamath practices Internal Medicine Physician in Massapequa, NY.
Where does Dr. Marian Kamath practice?
Dr. Marian Kamath practices at 4625 Merrick RD, Massapequa, NY 117586010. Office phone: 5167981116.
What is Dr. Marian Kamath's NPI?
Dr. Marian Kamath's National Provider Identifier (NPI) is 1184652356, issued by NPPES.
Does Dr. Marian Kamath accept Medicare assignment?
Yes. Dr. Marian Kamath accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marian Kamath commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.