Niranjana Chellappa, MBBS
NPI 1902399462 · Internal Medicine Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Niranjana Chellappa, MBBS is a Internal Medicine Physician provider in Philadelphia, PA (NPI 1902399462).
Provider details
- NPI number
- 1902399462
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MBBS
- Sex
- Female
- Sole proprietor
- No
- License
- 4351037875 (MI)
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 tenure33% of score
8 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 61 | 22 |
| Budesonide/Formoterol Fumaratebrand: Budesonide-Formoterol Fumarate | 25 | — |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 24 | — |
| Pantoprazole Sodium | 16 | — |
| Varenicline Tartrate | 14 | — |
| Glycopyrrolate/Formoterol Fumbrand: Bevespi Aerosphere | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$66 across 3 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
- 2018-06-10
- Last updated
- 2022-06-24
- Certified
- 2022-06-24
Frequently asked questions
- What is Niranjana Chellappa's NPI number?
- Niranjana Chellappa's National Provider Identifier (NPI) is 1902399462, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Niranjana Chellappa's specialty?
- Niranjana Chellappa is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Niranjana Chellappa located?
- Niranjana Chellappa's practice location on file with NPPES is 5501 Old York Rd Ste 1, Philadelphia, PA 19141-3098.
- What is Niranjana Chellappa's phone number?
- The practice phone number listed in the NPPES registry for Niranjana Chellappa is (215) 456-4555.
- Does Niranjana Chellappa accept Medicare?
- Niranjana Chellappa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Niranjana Chellappa's NPI active?
- Yes — Niranjana Chellappa's NPI (1902399462) is active in the NPPES registry as of the last update on 2022-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.