Doctor profile · Federal record
Dr. Yair Keilson, MD
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Brooklyn, NY
- NPI 1861601197
- Accepts Medicare
- MIPS 84.5 / 100 · 2023
- 21 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
902 Quentin RD
Brooklyn, NY 112232214
(917) 736-9740 - Additional location
-
200 Boundary Ave, Suite 200
Massapequa, NY 117581152
(516) 755-2404 - Mailing address
-
200 Boundary Ave, Suite 200
Massapequa, NY 117581152
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- March 23, 2023
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- New York #242397
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1861601197. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,274
Distinct HCPCS
10
Medicare allowed
$209,227
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 970 | 378 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 623 | 245 | $150 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 217 | 134 | $106 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 179 | 72 | $209 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 82 | 82 | $134 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 76 | 76 | $197 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 52 | 38 | $139 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 36 | 33 | $202 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 20 | 20 | $254 | |
99304 |
Initial nursing facility care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 19 | 18 | $94 |
In context: peer comparison
Among 29 peers in this city , average services per provider: 673. This provider delivers 3.4× the peer median.Open Payments
Industry payments received
All-time total
$489
Transactions
19
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 4 | $91.96 | |
| E.R. Squibb & Sons, L.L.C. | 3 | $77.75 | |
| Daiichi Sankyo Inc. | 3 | $73.76 | |
| PharmaEssentia USA Corporation | 2 | $45.31 | |
| Gilead Sciences, Inc. | 1 | $34.82 | |
| Merck Sharp & Dohme LLC | 1 | $33.80 | |
| SHIELD THERAPEUTICS INC | 1 | $30.60 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 1 | $29.20 | |
| Janssen Biotech, Inc. | 1 | $25.46 | |
| Mirati Therapeutics, Inc. | 1 | $25.34 | |
| Bayer Healthcare Pharmaceuticals Inc. | 1 | $20.67 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
392
Patients
48
Total drug cost
$667,697
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 92 | 19 | $65,601 |
| Hydroxyurea | Generic | 68 | 17 | $1,678 |
| Anastrozole | Generic | 40 | 12 | $905 |
| Letrozole | Generic | 32 | 0 | $1,322 |
| Atorvastatin Calcium | Generic | 21 | 0 | $68 |
| Oxycodone Hcl | Generic | 19 | 0 | $188 |
| Gabapentin | Generic | 16 | 0 | $249 |
| Xarelto (Rivaroxaban) | Brand | 16 | 0 | $18,266 |
| Pantoprazole Sodium | Generic | 15 | 0 | $222 |
| Jakafi (Ruxolitinib Phosphate) | Brand | 14 | 0 | $250,409 |
Hospital affiliations
Frequently asked questions
What is Dr. Yair Keilson's medical specialty?
Dr. Yair Keilson practices Hematology & Oncology Physician in Brooklyn, NY.
Where does Dr. Yair Keilson practice?
Dr. Yair Keilson practices at 902 Quentin RD, Brooklyn, NY 112232214. Office phone: 9177369740.
What is Dr. Yair Keilson's NPI?
Dr. Yair Keilson's National Provider Identifier (NPI) is 1861601197, issued by NPPES.
Does Dr. Yair Keilson accept Medicare assignment?
Yes. Dr. Yair Keilson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Yair Keilson commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.