Doctor profile · Federal record

Dr. Mamta Singh, M.D.

Geriatric Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · Willimantic, CT

  • NPI 1891031522
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5 Founders St
Willimantic, CT 062262048
(860) 423-9764

Credentials & registration

NPPES · NUCC
NPI registered
December 2012 — 14 yrs on file
Profile last updated
April 2, 2018
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RG0300X — NUCC code
State license (1)
Connecticut #56712

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891031522. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
433
Distinct HCPCS
7
Medicare allowed
$42,085
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 195 85 $135
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 54 54 $136
G0444 Annual depression screening, 5 to 15 minutes 52 52 $20
99213 Established patient office or other outpatient visit, 20-29 minutes 41 33 $96
G0008 Administration of influenza virus vaccine 34 34 $33
90662 Influenza vaccine split virus, preservative free 30 30 $72
83036 Hemoglobin a1c level 27 21 $10

In context: peer comparison

Among 2 peers in Willimantic Geriatric Medicine (Internal Medicine) Physician, average services per provider: 67. This provider delivers 6.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$22
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Novo Nordisk INC 1 $22.24

By nature of payment

Food and Beverage
$22

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,640
Patients
748
Total drug cost
$45,052
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 458 113 $6,534
Amlodipine Besylate Generic 330 102 $2,967
Lisinopril Generic 218 56 $2,319
Pantoprazole Sodium Generic 215 56 $3,177
Rosuvastatin Calcium Generic 191 58 $4,524
Losartan Potassium Generic 171 46 $2,938
Metformin Hcl Generic 168 50 $1,326
Levothyroxine Sodium Generic 161 40 $2,769
Metoprolol Succinate Generic 150 40 $2,850
Gabapentin Generic 128 41 $3,605

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mamta Singh's medical specialty?
Dr. Mamta Singh practices Geriatric Medicine (Internal Medicine) Physician in Willimantic, CT.
Where does Dr. Mamta Singh practice?
Dr. Mamta Singh practices at 5 Founders St, Willimantic, CT 062262048. Office phone: 8604239764.
What is Dr. Mamta Singh's NPI?
Dr. Mamta Singh's National Provider Identifier (NPI) is 1891031522, issued by NPPES.
Does Dr. Mamta Singh accept Medicare assignment?
Yes. Dr. Mamta Singh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mamta Singh commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Annual depression screening, 5 to 15 minutes (HCPCS G0444). Source: CMS Medicare Physician & Other Practitioners file.