Doctor profile · Federal record
Dr. Steven Greenstein, M.D.
Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Emergency Medicine Physician · Oceanside, NY
- NPI 1417362245
- Accepts Medicare
- 12 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
1 Healthy Way
Oceanside, NY 115721551
(516) 632-3000 - Additional location
-
451 Clarkson Ave
Brooklyn, NY 112032054
(718) 245-3131 - Additional location
-
58 Auerbach Ln
Lawrence, NY 115592526
(516) 574-9845 - Mailing address
-
256 Grove Ave
Cedarhurst, NY 115161716
Credentials & registration
- NPI registered
- July 2014 — 12 yrs on file
- Profile last updated
- August 8, 2022
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207RC0000X — NUCC code
- State license (1)
- New York #293863
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1417362245. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,270
Distinct HCPCS
10
Medicare allowed
$487,734
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 1,400 | 527 | $133 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 754 | 671 | $194 | |
99291 |
Critical care, first 30-74 minutes | 339 | 147 | $246 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 242 | 189 | $88 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 110 | 108 | $74 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 104 | 86 | $112 | |
93325 |
Ultrasound of heart with color-depicted blood flow, rate and valve function | 50 | 50 | $3 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 50 | 50 | $154 | |
93312 |
Ultrasound of heart with probe in esophagus, with report | 47 | 47 | $117 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 46 | 46 | $97 |
In context: peer comparison
Among 4 peers in Oceanside Cardiovascular Disease Physician, average services per provider: 208. This provider delivers 16× the peer median.Open Payments
Industry payments received
All-time total
$633
Transactions
25
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, INC. | 9 | $263.63 | |
| Abbott Laboratories | 5 | $105.43 | |
| Kestra Medical Technology Services, INC. | 3 | $98.31 | |
| E.R. Squibb & Sons, L.L.C. | 3 | $53.18 | |
| Janssen Pharmaceuticals, INC | 2 | $44.92 | |
| AstraZeneca Pharmaceuticals Lp | 2 | $41.69 | |
| Boston Scientific Corporation | 1 | $26.21 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Steven Greenstein's medical specialty?
Dr. Steven Greenstein practices Cardiovascular Disease Physician in Oceanside, NY.
Where does Dr. Steven Greenstein practice?
Dr. Steven Greenstein practices at 1 Healthy Way, Oceanside, NY 115721551. Office phone: 5166323000.
What is Dr. Steven Greenstein's NPI?
Dr. Steven Greenstein's National Provider Identifier (NPI) is 1417362245, issued by NPPES.
Does Dr. Steven Greenstein accept Medicare assignment?
Yes. Dr. Steven Greenstein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Steven Greenstein commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.