Rupa Chennamaneni, M.D.
NPI 1245263532 · Hematology & Oncology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rupa Chennamaneni, M.D. is a Hematology & Oncology Physician provider in Chicago, IL (NPI 1245263532).
Provider details
- NPI number
- 1245263532
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 036-077922 (IL)
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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
671 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 230 | $100 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 192 | $139 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 122 | $7 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 76 | $117 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 28 | $139 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 279 | 87 |
| Letrozole | 111 | 29 |
| Gabapentin | 88 | 27 |
| Prochlorperazine Maleate | 79 | 50 |
| Exemestane | 57 | 19 |
| Duloxetine Hcl | 46 | 15 |
| Dexamethasone | 42 | 26 |
| Apixabanbrand: Eliquis |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,850 across 11 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
Additional practice locations (1)
- 4440 W 95th StOak Lawn, IL 60453-2600Phone: (708) 684-4200
Registry dates
- Enumerated
- 2006-07-09
- Last updated
- 2025-03-14
- Certified
- 2025-03-14
Frequently asked questions
- What is Rupa Chennamaneni's NPI number?
- Rupa Chennamaneni's National Provider Identifier (NPI) is 1245263532, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rupa Chennamaneni's specialty?
- Rupa Chennamaneni is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Rupa Chennamaneni located?
- Rupa Chennamaneni's practice location on file with NPPES is 9831 S Western Ave, Chicago, IL 60643-1791.
- What is Rupa Chennamaneni's phone number?
- The practice phone number listed in the NPPES registry for Rupa Chennamaneni is (773) 445-3500.
- Does Rupa Chennamaneni accept Medicare?
- Rupa Chennamaneni is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rupa Chennamaneni's NPI active?
- Yes — Rupa Chennamaneni's NPI (1245263532) is active in the NPPES registry as of the last update on 2025-03-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.