Doctor profile · Federal record

Dr. Steven Grenell, M.D.

Neurology Physician (CMS: Neurology) · New York, NY

  • NPI 1831115872
  • MIPS 100.0 / 100 · 2023
  • 49 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
622 W 168Th St
New York, NY 100323720
(646) 426-3876
fax (212) 305-5530
Additional location
3975 Sedgwick Ave, Suite 1F
Bronx, NY 104633105
(718) 796-6055
fax (718) 796-1288
Mailing address
710 W 168Th St
New York, NY 100323726

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
February 12, 2018
Year of graduation
1977 — 49 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
New York #152900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831115872. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
92
Distinct HCPCS
4
Medicare allowed
$13,775
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 28 28 $201
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 22 22 $152
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 22 18 $92
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 20 18 $138

In context: peer comparison

Among 179 peers in New York Neurology Physician, average services per provider: 643. This provider delivers 0.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Steven Grenell's medical specialty?
Dr. Steven Grenell practices Neurology Physician in New York, NY.
Where does Dr. Steven Grenell practice?
Dr. Steven Grenell practices at 622 W 168Th St, New York, NY 100323720. Office phone: 6464263876.
What is Dr. Steven Grenell's NPI?
Dr. Steven Grenell's National Provider Identifier (NPI) is 1831115872, issued by NPPES.
Does Dr. Steven Grenell accept Medicare assignment?
Dr. Steven Grenell does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Steven Grenell commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.