Doctor profile · Federal record
Dr. Marielle Ferstenberg-Osypian, D.O.
Surgery Physician (CMS: Surgical Oncology) · Williamsville, NY
- NPI 1922445220
- Accepts Medicare
- 7 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
55 Spindrift Dr
Williamsville, NY 142217800
(716) 626-6300 - Mailing address
-
203 Birch Dr
Manhasset Hills, NY 110402346
Credentials & registration
- NPI registered
- May 2013 — 13 yrs on file
- Profile last updated
- January 14, 2020
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- New York #299626
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1922445220. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
58
Distinct HCPCS
3
Medicare allowed
$6,825
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 29 | 25 | $119 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 15 | 15 | $211 | |
76098 |
X-ray of surgical specimen | 14 | 14 | $15 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 31. This provider delivers 1.9× the peer median.Open Payments
Industry payments received
All-time total
$261
Transactions
7
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Merck Sharp & Dohme LLC | 3 | $173.86 | |
| Bard Peripheral Vascular, Inc. | 2 | $46.93 | |
| Medtronic, Inc. | 1 | $20.75 | |
| Tactile Systems Technology Inc | 1 | $19.42 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
73
Patients
71
Total drug cost
$188
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 73 | 71 | $188 |
Hospital affiliations
Frequently asked questions
What is Dr. Marielle Ferstenberg-Osypian's medical specialty?
Dr. Marielle Ferstenberg-Osypian practices Surgery Physician in Williamsville, NY.
Where does Dr. Marielle Ferstenberg-Osypian practice?
Dr. Marielle Ferstenberg-Osypian practices at 55 Spindrift Dr, Williamsville, NY 142217800. Office phone: 7166266300.
What is Dr. Marielle Ferstenberg-Osypian's NPI?
Dr. Marielle Ferstenberg-Osypian's National Provider Identifier (NPI) is 1922445220, issued by NPPES.
Does Dr. Marielle Ferstenberg-Osypian accept Medicare assignment?
Yes. Dr. Marielle Ferstenberg-Osypian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marielle Ferstenberg-Osypian 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 99205); X-ray of surgical specimen (HCPCS 76098). Source: CMS Medicare Physician & Other Practitioners file.