Doctor profile · Federal record

Dr. Jeffrey Spencer, MD

Anesthesiology Physician (CMS: Anesthesiology) · Mount Kisco, NY

  • NPI 1609876853
  • Accepts Medicare
  • 39 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
400 E Main St, Northern Westchester Hospital
Mount Kisco, NY 105493417
(914) 666-1691
Mailing address
43 Kensico Dr, 2Nd Floor
Mount Kisco, NY 105491009

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
New York #175558
Medicaid
NY #01565008

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609876853. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
192
Distinct HCPCS
6
Medicare allowed
$25,283
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 71 71 $144
00142 Anesthesia for lens surgery 61 60 $118
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 18 18 $146
00813 Anesthesia for procedure on small and large bowel using an endoscope 15 15 $179
01810 Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand 14 14 $78
00812 Anesthesia for exam of colon using an endoscope 13 13 $111

In context: peer comparison

Among 17 peers in Mount Kisco Anesthesiology Physician, average services per provider: 49. This provider delivers 3.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$306
Transactions
16
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Takeda Pharmaceuticals U.S.A., INC. 5 $97.93
Abbvie INC. 3 $59.06
Ardelyx, INC. 3 $56.74
Lilly USA, LLC 2 $32.31
Intercept Pharmaceuticals, INC. 1 $22.54
Janssen Biotech, INC. 1 $20.77
Ferring Pharmaceuticals INC. 1 $16.47

By nature of payment

Food and Beverage
$306

Frequently asked questions

Auto-generated from federal data
What is Dr. Jeffrey Spencer's medical specialty?
Dr. Jeffrey Spencer practices Anesthesiology Physician in Mount Kisco, NY.
Where does Dr. Jeffrey Spencer practice?
Dr. Jeffrey Spencer practices at 400 E Main St, Mount Kisco, NY 105493417. Office phone: 9146661691.
What is Dr. Jeffrey Spencer's NPI?
Dr. Jeffrey Spencer's National Provider Identifier (NPI) is 1609876853, issued by NPPES.
Does Dr. Jeffrey Spencer accept Medicare assignment?
Yes. Dr. Jeffrey Spencer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jeffrey Spencer commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731). Source: CMS Medicare Physician & Other Practitioners file.