Doctor profile · Federal record
Dr. Gavin Gassen, M.D.
Otolaryngology Physician (CMS: Otolaryngology) · Poughkeepsie, NY
- NPI 1508836636
- Accepts Medicare
- 34 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
21 Reade Pl Ste 3200
Poughkeepsie, NY 126013944
(845) 471-4086
fax (845) 471-8296 - Mailing address
-
660 White Plains RD Ste 400
Tarrytown, NY 105915107
Credentials & registration
- NPI registered
- January 2006 — 20 yrs on file
- Profile last updated
- September 16, 2025
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207Y00000X — NUCC code
- State license (1)
- New York #338537
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1508836636. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
734
Distinct HCPCS
10
Medicare allowed
$84,701
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 149 | 95 | $129 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 103 | 103 | $168 | |
92504 |
Exam of ear using a microscope | 102 | 51 | $30 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 93 | 93 | $113 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 75 | 64 | $91 | |
31575 |
Diagnostic exam of voice box using a flexible endoscope | 74 | 62 | $133 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 42 | 32 | $181 | |
G0268 |
Removal of impacted cerumen (one or both ears) by physician on same date of service as audiologic function testing | 23 | 23 | $50 | |
31231 |
Diagnostic exam of nasal passages using an endoscope | 22 | 20 | $195 | |
69210 |
Removal of impacted ear wax | 18 | 18 | $47 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 72. This provider delivers 10× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
71
Patients
17
Total drug cost
$2,093
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Fluticasone Propionate | Generic | 23 | 17 | $472 |
| Omeprazole | Generic | 20 | 0 | $406 |
| Ipratropium Bromide | Generic | 17 | 0 | $1,032 |
| Levothyroxine Sodium | Generic | 11 | 0 | $182 |
Hospital affiliations
Frequently asked questions
What is Dr. Gavin Gassen's medical specialty?
Dr. Gavin Gassen practices Otolaryngology Physician in Poughkeepsie, NY.
Where does Dr. Gavin Gassen practice?
Dr. Gavin Gassen practices at 21 Reade Pl Ste 3200, Poughkeepsie, NY 126013944. Office phone: 8454714086.
What is Dr. Gavin Gassen's NPI?
Dr. Gavin Gassen's National Provider Identifier (NPI) is 1508836636, issued by NPPES.
Does Dr. Gavin Gassen accept Medicare assignment?
Yes. Dr. Gavin Gassen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gavin Gassen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Exam of ear using a microscope (HCPCS 92504). Source: CMS Medicare Physician & Other Practitioners file.