Doctor profile · Federal record

Dr. Deborah Hillman, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Specialist · Mount Kisco, NY

  • NPI 1134172927
  • Accepts Medicare
  • 27 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
90 S Bedford RD, Care Mount Medical PC
Mount Kisco, NY 105493412
(914) 241-1050
fax (914) 242-1516
Mailing address
110 S Bedford RD, Care Mount Medical PC
Mount Kisco, NY 105493446

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
November 11, 2016
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
New York #218815
Medicaid
NY #02751733

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134172927. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
420
Distinct HCPCS
10
Medicare allowed
$94,132
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 84 83 $542
99214 Established patient office or other outpatient visit, 30-39 minutes 57 48 $146
36415 Insertion of needle into vein for collection of blood sample 35 21 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 34 32 $105
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 32 32 $353
80053 Blood test, comprehensive group of blood chemicals 26 13 $10
45380 Biopsy of large bowel using a flexible endoscope 23 23 $239
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 20 12 $8
99202 New patient office or other outpatient visit, 15-29 minutes 16 16 $85
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 15 15 $135

In context: peer comparison

Among 4 peers in this city , average services per provider: 41. This provider delivers 10× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
270
Patients
46
Total drug cost
$370,257
Drug Type Claims Patients Total cost
Omeprazole Generic 83 32 $588
Esomeprazole Magnesium Generic 29 0 $1,459
Ursodiol Generic 28 0 $5,683
Mesalamine Generic 26 0 $12,460
Pantoprazole Sodium Generic 25 0 $467
Linzess (Linaclotide) Brand 24 0 $19,030
Mercaptopurine Generic 17 0 $1,191
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 15 14 $2,643
Stelara (Ustekinumab) Brand 12 0 $317,363
Budesonide Er (Budesonide) Brand 11 0 $9,373

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Deborah Hillman's medical specialty?
Dr. Deborah Hillman practices Gastroenterology Physician in Mount Kisco, NY.
Where does Dr. Deborah Hillman practice?
Dr. Deborah Hillman practices at 90 S Bedford RD, Mount Kisco, NY 105493412. Office phone: 9142411050.
What is Dr. Deborah Hillman's NPI?
Dr. Deborah Hillman's National Provider Identifier (NPI) is 1134172927, issued by NPPES.
Does Dr. Deborah Hillman accept Medicare assignment?
Yes. Dr. Deborah Hillman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Deborah Hillman commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.