Namita Tiwari, MD
NPI 1437417854 · Family Medicine Physician · Lowell, MA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Namita Tiwari, MD is a Family Medicine Physician provider in Lowell, MA (NPI 1437417854).
Provider details
- NPI number
- 1437417854
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 284688 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,470 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 1,027 | $124 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 212 | $120 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 84 | $181 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 81 | $82 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 26 | $108 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 104 | 40 |
| Apixabanbrand: Eliquis | 103 | 26 |
| Metoprolol Succinate | 82 | 41 |
| Furosemide | 80 | 38 |
| Gabapentin | 68 | 24 |
| Amlodipine Besylate | 58 | 38 |
| Lisinopril |
Practice location
Mailing address
Additional practice locations (3)
- 157 Union StMarlborough, MA 01752-1228Phone: (508) 486-5678Fax: (508) 486-5677
- 119 Belmont StWorcester, MA 01605-2903Phone: (508) 334-8515Fax: (508) 334-6490
- 55 Lake Ave NWorcester, MA 01655-0002Phone: (508) 334-8515Fax: (508) 334-6490
Registry dates
- Enumerated
- 2012-04-24
- Last updated
- 2021-11-30
- Certified
- 2021-11-30
Frequently asked questions
- What is Namita Tiwari's NPI number?
- Namita Tiwari's National Provider Identifier (NPI) is 1437417854, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Namita Tiwari's specialty?
- Namita Tiwari is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Namita Tiwari located?
- Namita Tiwari's practice location on file with NPPES is 295 Varnum Ave, Lowell, MA 01854-2134.
- What is Namita Tiwari's phone number?
- The practice phone number listed in the NPPES registry for Namita Tiwari is (978) 258-4734.
- Does Namita Tiwari accept Medicare?
- Namita Tiwari is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Namita Tiwari's NPI active?
- Yes — Namita Tiwari's NPI (1437417854) is active in the NPPES registry as of the last update on 2021-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.