Daya Nadarajah, M.D.
NPI 1063492965 · Internal Medicine Physician · Newton, NJ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daya Nadarajah, M.D. is a Internal Medicine Physician provider in Newton, NJ (NPI 1063492965).
Provider details
- NPI number
- 1063492965
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MA44580 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
20 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
12,691 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 | 3,475 | $83 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 2,225 | $99 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 661 | $54 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 511 | $125 |
| Remote Monitoring of Physiologic Parameters, Initial Supply of Devices With Daily Recordings Or Programmed Alerts Transmission, Each 30 Days99454 | 503 | $54 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 234 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 803 | 196 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 735 | 155 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 673 | 234 |
| Levothyroxine Sodium | 537 | 133 |
| Amlodipine Besylate | 492 | 142 |
| Rosuvastatin Calcium | 448 | 130 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,195 across 62 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
- 2006-01-18
- Last updated
- 2015-03-18
Frequently asked questions
- What is Daya Nadarajah's NPI number?
- Daya Nadarajah's National Provider Identifier (NPI) is 1063492965, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daya Nadarajah's specialty?
- Daya Nadarajah is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Daya Nadarajah located?
- Daya Nadarajah's practice location on file with NPPES is 222 High St, Newton, NJ 07860-9604.
- What is Daya Nadarajah's phone number?
- The practice phone number listed in the NPPES registry for Daya Nadarajah is (973) 579-5090.
- Does Daya Nadarajah accept Medicare?
- Daya Nadarajah is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daya Nadarajah's NPI active?
- Yes — Daya Nadarajah's NPI (1063492965) is active in the NPPES registry as of the last update on 2015-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.