Doctor profile · Federal record

Dr. Stephen Dayan, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · New Rochelle, NY

  • NPI 1134103500
  • Accepts Medicare
  • 43 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10 Commerce Dr
New Rochelle, NY 108015214
(914) 637-3510
fax (914) 819-0061

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
August 4, 2008
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
New York #171190
Medicaid
NY #01058722

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134103500. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
415
Distinct HCPCS
5
Medicare allowed
$65,465
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 165 164 $152
00813 Anesthesia for procedure on small and large bowel using an endoscope 113 113 $179
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 72 69 $163
00812 Anesthesia for exam of colon using an endoscope 53 53 $128
99203 New patient office or other outpatient visit, 30-44 minutes 12 12 $132

In context: peer comparison

Among 14 peers in New Rochelle Anesthesiology Physician, average services per provider: 178. This provider delivers 2.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$584
Transactions
27
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Celltrion USA INC. 4 $104.33
Janssen Biotech, INC. 4 $85.56
Lundbeck LLC 5 $80.16
Lilly USA, LLC 2 $57.80
Exact Sciences Corporation 2 $56.87
Abbvie INC. 3 $50.87
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 2 $47.34
Sandoz INC. 1 $23.08
Orphalan INC 1 $21.76
Daiichi Sankyo INC. 1 $19.80
Corium, LLC 1 $18.92
Braintree Laboratories, INC. 1 $17.13

By nature of payment

Food and Beverage
$479
Education
$104

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Dayan's medical specialty?
Dr. Stephen Dayan practices Anesthesiology Physician in New Rochelle, NY.
Where does Dr. Stephen Dayan practice?
Dr. Stephen Dayan practices at 10 Commerce Dr, New Rochelle, NY 108015214. Office phone: 9146373510.
What is Dr. Stephen Dayan's NPI?
Dr. Stephen Dayan's National Provider Identifier (NPI) is 1134103500, issued by NPPES.
Does Dr. Stephen Dayan accept Medicare assignment?
Yes. Dr. Stephen Dayan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Dayan commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for procedure on small and large bowel using an endoscope (HCPCS 00813); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731). Source: CMS Medicare Physician & Other Practitioners file.