Justine Auxilia Chinnappan
NPI 1861074460 · Hematology & Oncology Physician · Southfield, MI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Justine Auxilia Chinnappan is a Hematology & Oncology Physician provider in Southfield, MI (NPI 1861074460).
Provider details
- NPI number
- 1861074460
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- Yes
- License
- 35.151234 (OH)
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
5 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
171 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 50 Minutes99233 | 100 | $107 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 38 | $73 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 33 | $105 |
Typical Medicare-allowed amounts for these services range $73–$107 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 22 | 14 |
| Omeprazole | 21 | — |
| Amlodipine Besylate | 19 | 12 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 16 | 11 |
| Empagliflozinbrand: Jardiance | 12 | — |
| Carvedilol | 12 | — |
| Furosemide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$109 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
- 2021-04-22
- Last updated
- 2025-05-06
- Certified
- 2025-05-06
Frequently asked questions
- What is Justine Auxilia Chinnappan's NPI number?
- Justine Auxilia Chinnappan's National Provider Identifier (NPI) is 1861074460, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Justine Auxilia Chinnappan's specialty?
- Justine Auxilia Chinnappan is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Justine Auxilia Chinnappan located?
- Justine Auxilia Chinnappan's practice location on file with NPPES is 22301 Foster Winter Dr, Southfield, MI 48075-3707.
- What is Justine Auxilia Chinnappan's phone number?
- The practice phone number listed in the NPPES registry for Justine Auxilia Chinnappan is (248) 849-3541.
- Does Justine Auxilia Chinnappan accept Medicare?
- Justine Auxilia Chinnappan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Justine Auxilia Chinnappan's NPI active?
- Yes — Justine Auxilia Chinnappan's NPI (1861074460) is active in the NPPES registry as of the last update on 2025-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.