Doctor profile · Federal record

Dr. Robert Sexton, MD

Internal Medicine Physician (CMS: Hospitalist) · Stony Brook, NY

  • NPI 1528563863
  • Accepts Medicare
  • MIPS 91.4 / 100 · 2023
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
101 Nicolls RD
Stony Brook, NY 117941859
(631) 689-8333

Credentials & registration

NPPES · NUCC
NPI registered
March 2018 — 8 yrs on file
Profile last updated
July 15, 2022
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New York #317866

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528563863. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
855
Distinct HCPCS
5
Medicare allowed
$87,022
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 449 175 $91
99239 Hospital discharge day management, more than 30 minutes 141 139 $132
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 123 40 $58
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 123 64 $136
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 19 19 $199

In context: peer comparison

Among 49 peers in Stony Brook Internal Medicine Physician, average services per provider: 119. This provider delivers 7.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Sexton's medical specialty?
Dr. Robert Sexton practices Internal Medicine Physician in Stony Brook, NY.
Where does Dr. Robert Sexton practice?
Dr. Robert Sexton practices at 101 Nicolls RD, Stony Brook, NY 117941859. Office phone: 6316898333.
What is Dr. Robert Sexton's NPI?
Dr. Robert Sexton's National Provider Identifier (NPI) is 1528563863, issued by NPPES.
Does Dr. Robert Sexton accept Medicare assignment?
Yes. Dr. Robert Sexton accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Sexton commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.