Nirupa Vignarajan, M.D.
NPI 1073514261 · Internal Medicine Physician · Glendale, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nirupa Vignarajan, M.D. is a Internal Medicine Physician provider in Glendale, CA (NPI 1073514261).
Provider details
- NPI number
- 1073514261
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A54107 (CA)
Specialties & taxonomies
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
1,849 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 987 | $100 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 233 | $22 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 227 | $144 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 226 | $22 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 53 | $16 |
| Administration of Influenza Virus VaccineG0008 | 34 | $34 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 137 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 690 | 142 |
| Atorvastatin Calcium | 655 | 128 |
| Levothyroxine Sodium | 459 | 79 |
| Rosuvastatin Calcium | 451 | 100 |
| Pantoprazole Sodium | 382 | 56 |
| Omeprazole | 343 | 56 |
| Metformin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$122 across 4 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
- 2005-08-10
- Last updated
- 2022-08-01
- Certified
- 2022-08-01
Frequently asked questions
- What is Nirupa Vignarajan's NPI number?
- Nirupa Vignarajan's National Provider Identifier (NPI) is 1073514261, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nirupa Vignarajan's specialty?
- Nirupa Vignarajan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nirupa Vignarajan located?
- Nirupa Vignarajan's practice location on file with NPPES is 1030 S Glendale Ave, Glendale, CA 91205-5612.
- What is Nirupa Vignarajan's phone number?
- The practice phone number listed in the NPPES registry for Nirupa Vignarajan is (818) 553-6666.
- Does Nirupa Vignarajan accept Medicare?
- Nirupa Vignarajan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nirupa Vignarajan's NPI active?
- Yes — Nirupa Vignarajan's NPI (1073514261) is active in the NPPES registry as of the last update on 2022-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.