Doctor profile · Federal record
Dr. Stuart Horowitz, DO
Family Medicine Physician (CMS: Family Practice) · Massapequa, NY
- NPI 1972661155
- Accepts Medicare
- 49 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
99 Grand Ave
Massapequa, NY 117581203
(516) 541-9700
fax (516) 798-1086
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- May 16, 2008
- Year of graduation
- 1977 — 49 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- New York #134589
- Medicaid
- NY #315206
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1972661155. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
23,011
Distinct HCPCS
10
Medicare allowed
$780,390
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,865 | 430 | $150 | |
82784 |
Gammaglobulin (immune system protein) measurement | 1,248 | 310 | $9 | |
87798 |
Detection test by nucleic acid for organism, amplified probe technique | 1,066 | 71 | $34 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 878 | 352 | $85 | |
36415 |
Insertion of needle into vein for collection of blood sample | 668 | 369 | $8 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 597 | 367 | $18 | |
82977 |
Glutamyltransferase (liver enzyme) level | 592 | 356 | $7 | |
83615 |
Lactate dehydrogenase (enzyme) level | 592 | 356 | $6 | |
80053 |
Blood test, comprehensive group of blood chemicals | 591 | 356 | $10 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 574 | 347 | $8 |
In context: peer comparison
Among 9 peers in Massapequa Family Medicine Physician, average services per provider: 205. This provider delivers 112× the peer median.Open Payments
Industry payments received
All-time total
$1,678
Transactions
68
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Phathom Pharmaceuticals, INC. | 8 | $384.48 | |
| Abbvie INC. | 14 | $367.59 | |
| Daiichi Sankyo INC. | 8 | $196.12 | |
| Amgen INC. | 12 | $134.13 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 4 | $66.50 | |
| Renalytix Ai, INC. | 3 | $63.47 | |
| Novo Nordisk INC | 3 | $56.46 | |
| Pfizer INC. | 3 | $48.83 | |
| Aimmune Therapeutics, INC. | 2 | $47.61 | |
| GlaxoSmithKline, LLC. | 3 | $45.80 | |
| Exact Sciences Corporation | 2 | $45.14 | |
| Medicomp INC | 1 | $44.05 | |
| Esperion Therapeutics, INC. | 2 | $39.12 | |
| AstraZeneca Pharmaceuticals Lp | 2 | $32.16 | |
| Heartflow, INC. | 1 | $24.49 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,055
Patients
1,052
Total drug cost
$39,699
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metoprolol Succinate | Generic | 534 | 153 | $10,065 |
| Atorvastatin Calcium | Generic | 384 | 117 | $4,599 |
| Rosuvastatin Calcium | Generic | 237 | 76 | $3,539 |
| Losartan-Hydrochlorothiazide (Losartan/Hydrochlorothiazide) | Brand | 211 | 61 | $4,502 |
| Omeprazole | Generic | 206 | 68 | $2,999 |
| Amlodipine Besylate | Generic | 191 | 59 | $1,476 |
| Levothyroxine Sodium | Generic | 187 | 50 | $3,247 |
| Losartan Potassium | Generic | 181 | 54 | $2,206 |
| Alprazolam | Generic | 157 | 48 | $815 |
| Metformin Hcl | Generic | 146 | 49 | $1,532 |
Frequently asked questions
What is Dr. Stuart Horowitz's medical specialty?
Dr. Stuart Horowitz practices Family Medicine Physician in Massapequa, NY.
Where does Dr. Stuart Horowitz practice?
Dr. Stuart Horowitz practices at 99 Grand Ave, Massapequa, NY 117581203. Office phone: 5165419700.
What is Dr. Stuart Horowitz's NPI?
Dr. Stuart Horowitz's National Provider Identifier (NPI) is 1972661155, issued by NPPES.
Does Dr. Stuart Horowitz accept Medicare assignment?
Yes. Dr. Stuart Horowitz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stuart Horowitz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Gammaglobulin (immune system protein) measurement (HCPCS 82784); Detection test by nucleic acid for organism, amplified probe technique (HCPCS 87798). Source: CMS Medicare Physician & Other Practitioners file.