Doctor profile · Federal record
Dr. Marissa McCarron, PA
Physician Assistant · Islandia, NY
- NPI 1689804593
- Accepts Medicare
- 17 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
3001 Expressway Dr N Ste 104
Islandia, NY 117495301
(631) 435-0110 - Additional location
-
1743 N Ocean Ave
Medford, NY 117632649
(631) 758-3100 - Mailing address
-
35 Perri Cir
Middle Island, NY 119532660
Credentials & registration
- NPI registered
- July 2009 — 17 yrs on file
- Profile last updated
- March 26, 2019
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689804593. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
762
Distinct HCPCS
9
Medicare allowed
$65,471
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99308 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 307 | 122 | $74 | |
99348 |
Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes | 231 | 106 | $74 | |
99349 |
Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | 86 | 70 | $126 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 39 | 39 | $91 | |
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 26 | 24 | $105 | |
99347 |
Residence visit for established patient with straightforward medical decision making, per day, if using time, at least 15 minutes | 26 | 22 | $43 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 19 | 19 | $128 | |
99495 |
Transitional care management services for problem of at least moderate complexity | 15 | 14 | $205 | |
99316 |
Nursing facility discharge management, more than 30 minutes | 13 | 13 | $129 |
In context: peer comparison
Among 2 peers in Islandia Physician Assistant, average services per provider: 88. This provider delivers 8.7× the peer median.Open Payments
Industry payments received
All-time total
$81
Transactions
4
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 1 | $26.39 | |
| Forte Bio-Pharma LLC | 1 | $22.00 | |
| Collegium Pharmaceutical, INC. | 1 | $19.47 | |
| Valinor Pharma, LLC | 1 | $13.33 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,813
Patients
498
Total drug cost
$57,676
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 197 | 75 | $36,845 |
| Gabapentin | Generic | 181 | 61 | $2,226 |
| Oxycodone Hcl | Generic | 162 | 64 | $4,550 |
| Levothyroxine Sodium | Generic | 144 | 30 | $1,597 |
| Atorvastatin Calcium | Generic | 128 | 30 | $1,177 |
| Pantoprazole Sodium | Generic | 124 | 24 | $1,754 |
| Losartan Potassium | Generic | 115 | 24 | $1,055 |
| Potassium Chloride | Generic | 111 | 24 | $1,275 |
| Metformin Hcl | Generic | 106 | 21 | $549 |
| Furosemide | Generic | 100 | 22 | $437 |
Frequently asked questions
What is Dr. Marissa McCarron's medical specialty?
Dr. Marissa McCarron practices Physician Assistant in Islandia, NY.
Where does Dr. Marissa McCarron practice?
Dr. Marissa McCarron practices at 3001 Expressway Dr N Ste 104, Islandia, NY 117495301. Office phone: 6314350110.
What is Dr. Marissa McCarron's NPI?
Dr. Marissa McCarron's National Provider Identifier (NPI) is 1689804593, issued by NPPES.
Does Dr. Marissa McCarron accept Medicare assignment?
Yes. Dr. Marissa McCarron accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marissa McCarron commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Residence visit for established patient with low level of medical decision making (HCPCS 99348); Residence visit for established patient with moderate level of medical decision making (HCPCS 99349). Source: CMS Medicare Physician & Other Practitioners file.