Rajnish Chawla, MD
NPI 1932197456 · Internal Medicine Physician · Mercerville, NJ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rajnish Chawla, MD is a Internal Medicine Physician provider in Mercerville, NJ (NPI 1932197456).
Provider details
- NPI number
- 1932197456
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA07620800 (NJ)
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
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
760 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 356 | $135 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 248 | $17 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 40 | $95 |
| Administration of Influenza Virus VaccineG0008 | 34 | $34 |
| Annual Wellness Visit; Includes a Personalized Prevention Plan of Service (pps), Initial VisitG0438 | 31 | $167 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent Visit |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 88 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Montelukast Sodium | 333 | 106 |
| Atorvastatin Calcium | 198 | 55 |
| Rosuvastatin Calcium | 170 | 59 |
| Levothyroxine Sodium | 155 | 40 |
| Pantoprazole Sodium | 128 | 42 |
| Amlodipine Besylate | 125 | 39 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-10
- Last updated
- 2024-05-01
- Certified
- 2024-05-01
Frequently asked questions
- What is Rajnish Chawla's NPI number?
- Rajnish Chawla's National Provider Identifier (NPI) is 1932197456, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rajnish Chawla's specialty?
- Rajnish Chawla is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Rajnish Chawla located?
- Rajnish Chawla's practice location on file with NPPES is 3840 Quakerbridge Rd, Mercerville, NJ 08619-1003.
- What is Rajnish Chawla's phone number?
- The practice phone number listed in the NPPES registry for Rajnish Chawla is (609) 890-4200.
- Does Rajnish Chawla accept Medicare?
- Rajnish Chawla is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rajnish Chawla's NPI active?
- Yes — Rajnish Chawla's NPI (1932197456) is active in the NPPES registry as of the last update on 2024-05-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.