Chenthilmurugan Rathnasabapathy, MBBS
NPI 1609017946 · Hematology & Oncology Physician · Sun City West, AZ
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chenthilmurugan Rathnasabapathy, MBBS is a Hematology & Oncology Physician provider in Sun City West, AZ (NPI 1609017946).
Provider details
- NPI number
- 1609017946
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MBBS
- Sex
- Male
- Sole proprietor
- No
- License
- 49144 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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 tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
577 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 258 | $139 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 170 | $94 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 75 | $175 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 51 | $114 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 23 | $101 |
Typical Medicare-allowed amounts for these services range $94–$175 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 720 | 216 |
| Letrozole | 259 | 84 |
| Tamoxifen Citrate | 79 | 27 |
| Ondansetron Hcl | 76 | 37 |
| Exemestane | 71 | 23 |
| Lidocaine/Prilocainebrand: Lidocaine-Prilocaine | 54 | 31 |
| Potassium Chloride | 51 | 30 |
| Prochlorperazine Maleate | 47 |
Practice location
Mailing address
Additional practice locations (2)
- 7200 W Bell Rd Bldg aGlendale, AZ 85308-8529Phone: (623) 487-4822
- 7200 W Bell Rd Bldg aGlendale, AZ 85308-8529Phone: (623) 487-4822
Registry dates
- Enumerated
- 2009-03-17
- Last updated
- 2025-09-16
- Certified
- 2025-09-16
Frequently asked questions
- What is Chenthilmurugan Rathnasabapathy's NPI number?
- Chenthilmurugan Rathnasabapathy's National Provider Identifier (NPI) is 1609017946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chenthilmurugan Rathnasabapathy's specialty?
- Chenthilmurugan Rathnasabapathy is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Chenthilmurugan Rathnasabapathy located?
- Chenthilmurugan Rathnasabapathy's practice location on file with NPPES is 14416 W. Meeker Blvd, Sun City West, AZ 85375.
- What is Chenthilmurugan Rathnasabapathy's phone number?
- The practice phone number listed in the NPPES registry for Chenthilmurugan Rathnasabapathy is (623) 876-3880.
- Does Chenthilmurugan Rathnasabapathy accept Medicare?
- Chenthilmurugan Rathnasabapathy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chenthilmurugan Rathnasabapathy's NPI active?
- Yes — Chenthilmurugan Rathnasabapathy's NPI (1609017946) is active in the NPPES registry as of the last update on 2025-09-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.