Doctor profile · Federal record

Dr. Namita Tiwari, MD

Family Medicine Physician (CMS: Family Practice) · Lowell, MA

  • NPI 1437417854
  • Accepts Medicare
  • MIPS 77.3 / 100 · 2023
  • 20 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
295 Varnum Ave
Lowell, MA 018542134
(978) 258-4734
Additional location
119 Belmont St
Worcester, MA 016052903
(508) 334-8515
fax (508) 334-6490
Additional location
157 Union St
Marlborough, MA 017521228
(508) 486-5678
fax (508) 486-5677
Show 1 more location
Additional location
55 Lake Ave N
Worcester, MA 016550002
(508) 334-8515
fax (508) 334-6490
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
April 2012 — 14 yrs on file
Profile last updated
November 30, 2021
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Massachusetts #284688

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437417854. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,448
Distinct HCPCS
4
Medicare allowed
$184,183
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 1,082 388 $126
99239 Hospital discharge day management, more than 30 minutes 218 213 $122
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 88 86 $184
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 60 27 $84

In context: peer comparison

Among 4 peers in this city , average services per provider: 115. This provider delivers 13× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
244
Patients
208
Total drug cost
$2,661
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 31 25 $825
Atorvastatin Calcium Generic 26 23 $349
Furosemide Generic 25 25 $109
Prednisone Generic 25 25 $71
Metoprolol Tartrate Generic 24 14 $158
Amlodipine Besylate Generic 21 19 $93
Doxycycline Hyclate Generic 20 19 $161
Pantoprazole Sodium Generic 20 18 $197
Levofloxacin Generic 15 15 $137
Cefpodoxime Proxetil Generic 14 13 $396

Frequently asked questions

Auto-generated from federal data
What is Dr. Namita Tiwari's medical specialty?
Dr. Namita Tiwari practices Family Medicine Physician in Lowell, MA.
Where does Dr. Namita Tiwari practice?
Dr. Namita Tiwari practices at 295 Varnum Ave, Lowell, MA 018542134. Office phone: 9782584734.
What is Dr. Namita Tiwari's NPI?
Dr. Namita Tiwari's National Provider Identifier (NPI) is 1437417854, issued by NPPES.
Does Dr. Namita Tiwari accept Medicare assignment?
Yes. Dr. Namita Tiwari accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Namita Tiwari commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.