Doctor profile · Federal record

Dr. Michael Ernst, MD

Pediatric Urology Physician (CMS: Urology) · Urology Physician · Pediatric Urology Physician · Stony Brook, NY

  • NPI 1386039378
  • Accepts Medicare
  • MIPS 91.4 / 100 · 2023
  • 11 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
101 Nicholls RD, Hsc-9 040
Stony Brook, NY 11795
(631) 444-1176
Additional location
24 Research Way
Setauket, NY 117333487
(631) 444-6270
Additional location
280 Union Ave
Holbrook, NY 117411832
(631) 444-6270
Show 1 more location
Additional location
74 Commerce Ave
Riverhead, NY 119013105
(631) 444-6270

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
October 7, 2022
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
2088P0231X — NUCC code
State licenses (3)
New York #316666 · Ohio #30.138575 · Ohio #35.138575

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386039378. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
43
Distinct HCPCS
2
Medicare allowed
$5,090
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 32 24 $91
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 11 11 $199

In context: peer comparison

Among 1 peers in Stony Brook Pediatric Urology Physician, average services per provider: 21. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,350
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Novo Nordisk INC 2 $1,350.00

By nature of payment

Consulting Fee
$1,350

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Ernst's medical specialty?
Dr. Michael Ernst practices Pediatric Urology Physician in Stony Brook, NY.
Where does Dr. Michael Ernst practice?
Dr. Michael Ernst practices at 101 Nicholls RD, Stony Brook, NY 11795. Office phone: 6314441176.
What is Dr. Michael Ernst's NPI?
Dr. Michael Ernst's National Provider Identifier (NPI) is 1386039378, issued by NPPES.
Does Dr. Michael Ernst accept Medicare assignment?
Yes. Dr. Michael Ernst accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Ernst commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.