Vishal Tiwari, MD
NPI 1023155843 · Internal Medicine Physician · Springfield, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Vishal Tiwari, MD is a Internal Medicine Physician provider in Springfield, MA (NPI 1023155843).
Provider details
- NPI number
- 1023155843
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 237809 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
963 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 35 Minutes99232 | 614 | $78 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 90 | $117 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 71 | $179 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 53 | $114 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 52 | $108 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 87 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 195 | 55 |
| Trazodone Hcl | 185 | 40 |
| Gabapentin | 143 | 33 |
| Apixabanbrand: Eliquis | 128 | 25 |
| Olanzapine | 110 | 15 |
| Divalproex Sodium | 96 | 17 |
| Sertraline Hcl | 80 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$124 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-31
- Last updated
- 2019-01-18
Frequently asked questions
- What is Vishal Tiwari's NPI number?
- Vishal Tiwari's National Provider Identifier (NPI) is 1023155843, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vishal Tiwari's specialty?
- Vishal Tiwari is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Vishal Tiwari located?
- Vishal Tiwari's practice location on file with NPPES is 759 Chestnut St, Springfield, MA 01107-1619.
- What is Vishal Tiwari's phone number?
- The practice phone number listed in the NPPES registry for Vishal Tiwari is (413) 794-6297.
- Does Vishal Tiwari accept Medicare?
- Vishal Tiwari is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Vishal Tiwari's NPI active?
- Yes — Vishal Tiwari's NPI (1023155843) is active in the NPPES registry as of the last update on 2019-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.