Doctor profile · Federal record

Dr. Alan Greenwald, M.D.

Specialist · New London, CT

  • NPI 1174617419
  • MIPS 83.2 / 100 · 2023
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
268 Montauk Ave
New London, CT 063204712
(860) 442-8553
fax (860) 447-3169

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
174400000X — NUCC code
State license (1)
Connecticut #1219518
Medicaid
CT #1219518

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174617419. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
360
Distinct HCPCS
4
Medicare allowed
$42,388
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 187 107 $132
99213 Established patient office or other outpatient visit, 20-29 minutes 125 90 $95
99203 New patient office or other outpatient visit, 30-44 minutes 32 32 $119
99443 Telephone medical discussion with physician, 21-30 minutes 16 12 $135

In context: peer comparison

Among 2 peers in this city , average services per provider: 51. This provider delivers 7.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
806
Patients
253
Total drug cost
$267,048
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 229 69 $4,309
Famotidine Generic 88 26 $2,535
Omeprazole Generic 85 31 $2,065
Dicyclomine Hcl Generic 80 29 $2,241
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 53 52 $9,038
Mesalamine Generic 46 11 $41,181
Linzess (Linaclotide) Brand 36 11 $41,104
Dexlansoprazole Dr (Dexlansoprazole) Brand 26 0 $20,358
Sucralfate Generic 26 13 $1,702
Xifaxan (Rifaximin) Brand 26 0 $86,142

Frequently asked questions

Auto-generated from federal data
What is Dr. Alan Greenwald's medical specialty?
Dr. Alan Greenwald practices Specialist in New London, CT.
Where does Dr. Alan Greenwald practice?
Dr. Alan Greenwald practices at 268 Montauk Ave, New London, CT 063204712. Office phone: 8604428553.
What is Dr. Alan Greenwald's NPI?
Dr. Alan Greenwald's National Provider Identifier (NPI) is 1174617419, issued by NPPES.
What procedures does Dr. Alan Greenwald commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.