Doctor profile · Federal record

Dr. Caren Greenstein, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · White Plains, NY

  • NPI 1811930910
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 42 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
41 E Post RD, White Plains Hospital
White Plains, NY 106014607
(914) 681-2929
Mailing address
10 Foxfire St
Westport, CT 06880

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
February 4, 2015
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Connecticut #032719

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811930910. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,579
Distinct HCPCS
10
Medicare allowed
$120,065
HCPCS Description Services Patients Avg allowed
77067 Screening mammography 751 751 $41
77063 Screening 3d breast mammography 748 748 $33
76641 Complete ultrasound scan of 1 breast 223 222 $57
77065 Diagnostic mammography of 1 breast 223 197 $43
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) 141 135 $33
76642 Limited ultrasound scan of 1 breast 109 105 $40
77066 Diagnostic mammography of both breasts 68 65 $53
77067 Screening mammography 63 63 $41
77063 Screening 3d breast mammography 62 62 $33
19081 Biopsy of breast and placement of locating device using x-ray with needle, first growth 43 42 $190

In context: peer comparison

Among 13 peers in this city , average services per provider: 277. This provider delivers 9.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Caren Greenstein's medical specialty?
Dr. Caren Greenstein practices Diagnostic Radiology Physician in White Plains, NY.
Where does Dr. Caren Greenstein practice?
Dr. Caren Greenstein practices at 41 E Post RD, White Plains, NY 106014607. Office phone: 9146812929.
What is Dr. Caren Greenstein's NPI?
Dr. Caren Greenstein's National Provider Identifier (NPI) is 1811930910, issued by NPPES.
Does Dr. Caren Greenstein accept Medicare assignment?
Yes. Dr. Caren Greenstein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Caren Greenstein commonly perform?
Top Medicare-reported procedures in 2023: Screening mammography (HCPCS 77067); Screening 3d breast mammography (HCPCS 77063); Complete ultrasound scan of 1 breast (HCPCS 76641). Source: CMS Medicare Physician & Other Practitioners file.