Doctor profile · Federal record

Dr. Marc Rybstein, M.D.

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Brooklyn, NY

  • NPI 1538393822
  • Accepts Medicare
  • 20 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
828 Utica Ave
Brooklyn, NY 112033409
(718) 303-0851
Additional location
447 Fenimore Street
Brooklyn, NY 11225
Mailing address
545 E Jericho Tpke
Huntington Station, NY 117467325

Credentials & registration

NPPES · NUCC
NPI registered
May 2009 — 17 yrs on file
Profile last updated
February 12, 2026
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
New York #253288

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538393822. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,136
Distinct HCPCS
10
Medicare allowed
$579,184
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 524 224 $141
J2785 Injection, regadenoson, 0.1 mg 480 120 $54
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 294 292 $220
93880 Ultrasound of both sides of head and neck blood flow 281 280 $225
A9500 Technetium tc-99m sestamibi, diagnostic, per study dose 224 112 $119
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 207 147 $16
93978 Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts 129 128 $220
99213 Established patient office or other outpatient visit, 20-29 minutes 128 73 $88
93015 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician 126 125 $72
93925 Ultrasound of leg arteries or artery grafts 121 121 $267

In context: peer comparison

Among 82 peers in Brooklyn Cardiovascular Disease Physician, average services per provider: 210. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$271
Transactions
13
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Amgen INC. 3 $59.50
Novo Nordisk INC 2 $38.81
Inspire Medical Systems, INC. 1 $27.27
Medtronic, INC. 1 $26.27
Lilly USA, LLC 1 $25.25
Abbott Laboratories 1 $24.98
Antares Pharma, INC. 1 $22.99
Philips North America LLC 1 $19.28
Tolmar, INC. 1 $13.58
Heartflow, INC. 1 $13.38

By nature of payment

Food and Beverage
$271

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
948
Patients
572
Total drug cost
$120,941
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 190 119 $2,812
Amlodipine Besylate Generic 179 98 $1,263
Metoprolol Succinate Generic 103 61 $1,956
Losartan Potassium Generic 100 60 $1,281
Lisinopril Generic 60 31 $284
Farxiga (Dapagliflozin Propanediol) Brand 54 34 $70,954
Rosuvastatin Calcium Generic 45 26 $881
Hydrochlorothiazide Generic 41 31 $185
Losartan-Hydrochlorothiazide (Losartan/Hydrochlorothiazide) Brand 31 21 $1,025
Furosemide Generic 29 17 $227

Frequently asked questions

Auto-generated from federal data
What is Dr. Marc Rybstein's medical specialty?
Dr. Marc Rybstein practices Cardiovascular Disease Physician in Brooklyn, NY.
Where does Dr. Marc Rybstein practice?
Dr. Marc Rybstein practices at 828 Utica Ave, Brooklyn, NY 112033409. Office phone: 7183030851.
What is Dr. Marc Rybstein's NPI?
Dr. Marc Rybstein's National Provider Identifier (NPI) is 1538393822, issued by NPPES.
Does Dr. Marc Rybstein accept Medicare assignment?
Yes. Dr. Marc Rybstein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Rybstein commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, regadenoson, 0.1 mg (HCPCS J2785); Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306). Source: CMS Medicare Physician & Other Practitioners file.