Doctor profile · Federal record

Dr. Gregory Riely, MD

Medical Oncology Physician (CMS: Medical Oncology) · Internal Medicine Physician · New York, NY

  • NPI 1770648875
  • Accepts Medicare
  • MIPS 84.6 / 100 · 2023
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1275 York Ave
New York, NY 100216007
(646) 227-3275
Mailing address
633 3Rd Ave, Box 3
New York, NY 100176706

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
March 10, 2025
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
New York #228564

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770648875. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
672
Distinct HCPCS
4
Medicare allowed
$82,050
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 529 149 $109
99215 Established patient office or other outpatient visit, 40-54 minutes 68 50 $158
99205 New patient office or other outpatient visit, 60-74 minutes 53 53 $202
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 22 12 $134

In context: peer comparison

Among 122 peers in this city , average services per provider: 215. This provider delivers 3.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$885
Transactions
10
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Takeda Pharmaceuticals U.S.A., Inc. 2 $361.50
AstraZeneca Pharmaceuticals LP 3 $270.35
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $123.98
E.R. Squibb & Sons, L.L.C. 1 $54.27
Daiichi Sankyo Inc. 2 $41.29
PFIZER INC. 1 $33.19

By nature of payment

Food and Beverage
$614
Compensation for serving as faculty or as a speaker for a medical education program
$186
Travel and Lodging
$84

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
556
Patients
127
Total drug cost
$2,412,376
Drug Type Claims Patients Total cost
Tagrisso (Osimertinib Mesylate) Brand 103 14 $1,789,905
Prednisone Generic 85 33 $455
Dexamethasone Generic 46 28 $867
Ondansetron Hcl Generic 45 25 $435
Eliquis (Apixaban) Brand 37 0 $22,399
Alprazolam Generic 33 0 $182
Pantoprazole Sodium Generic 32 14 $165
Xarelto (Rivaroxaban) Brand 30 0 $26,319
Everolimus Generic 29 0 $244,639
Alecensa (Alectinib Hcl) Brand 26 0 $323,787

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Riely's medical specialty?
Dr. Gregory Riely practices Medical Oncology Physician in New York, NY.
Where does Dr. Gregory Riely practice?
Dr. Gregory Riely practices at 1275 York Ave, New York, NY 100216007. Office phone: 6462273275.
What is Dr. Gregory Riely's NPI?
Dr. Gregory Riely's National Provider Identifier (NPI) is 1770648875, issued by NPPES.
Does Dr. Gregory Riely accept Medicare assignment?
Yes. Dr. Gregory Riely accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Riely 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 99215); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.