Doctor profile · Federal record
Dr. William Gilmartin, MD
Internal Medicine Physician (CMS: Internal Medicine) · Hampton Bays, NY
- NPI 1457454670
- Accepts Medicare
- MIPS 91.4 / 100 · 2023
- 33 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
182 West Montauk Hwy, Bldg B Suite H
Hampton Bays, NY 11946
(631) 723-0022
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- April 15, 2022
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- New York #227116
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1457454670. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,655
Distinct HCPCS
8
Medicare allowed
$181,808
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 553 | 330 | $148 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 386 | 273 | $105 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 252 | 252 | $149 | |
G0008 |
Administration of influenza virus vaccine | 141 | 139 | $36 | |
90662 |
Influenza vaccine split virus, preservative free | 138 | 136 | $72 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 103 | 99 | $17 | |
99211 |
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | 57 | 42 | $27 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 25 | 25 | $133 |
In context: peer comparison
Among 3 peers in Hampton Bays Internal Medicine Physician, average services per provider: 183. This provider delivers 9.0× the peer median.Open Payments
Industry payments received
All-time total
$127
Transactions
6
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Exact Sciences Corporation | 3 | $62.74 | |
| Novo Nordisk INC | 2 | $44.26 | |
| GlaxoSmithKline, LLC. | 1 | $20.04 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,996
Patients
655
Total drug cost
$33,889
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 426 | 80 | $6,191 |
| Amlodipine Besylate | Generic | 378 | 82 | $2,495 |
| Atorvastatin Calcium | Generic | 377 | 86 | $4,134 |
| Rosuvastatin Calcium | Generic | 280 | 68 | $4,343 |
| Losartan Potassium | Generic | 203 | 54 | $2,906 |
| Metformin Hcl | Generic | 191 | 37 | $1,607 |
| Sertraline Hcl | Generic | 159 | 23 | $1,566 |
| Zolpidem Tartrate | Generic | 159 | 35 | $1,656 |
| Allopurinol | Generic | 146 | 30 | $1,956 |
| Metoprolol Succinate | Generic | 130 | 34 | $2,349 |
Frequently asked questions
What is Dr. William Gilmartin's medical specialty?
Dr. William Gilmartin practices Internal Medicine Physician in Hampton Bays, NY.
Where does Dr. William Gilmartin practice?
Dr. William Gilmartin practices at 182 West Montauk Hwy, Hampton Bays, NY 11946. Office phone: 6317230022.
What is Dr. William Gilmartin's NPI?
Dr. William Gilmartin's National Provider Identifier (NPI) is 1457454670, issued by NPPES.
Does Dr. William Gilmartin accept Medicare assignment?
Yes. Dr. William Gilmartin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Gilmartin commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.