Quick answers
- Does Sreenivasa R. Chandana accept Medicare assignment?
- Yes. Medicare's clinician data says Sreenivasa R. Chandana accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Sreenivasa R. Chandana see?
- In 2024, CMS data shows 331 Original Medicare patients and 112,275 services for Sreenivasa R. Chandana. This counts Original Medicare only and measures volume, not quality.
- What is Sreenivasa R. Chandana's NPI number?
- 1972705838. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Sreenivasa R. Chandana, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 331 |
|---|---|
| Services billed to Medicare | 112,275 |
| Different services or procedures | 190 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Injection, oxaliplatin, 0.5 mg (J9263)21,700 services
- Injection, lanreotide, 1 mg (J1930)7,920 services
- Injection, dexamethasone sodium phosphate, 1 mg (J1100)2,372 services
- Injection, palonosetron hcl, 25 mcg (J2469)1,050 services
- Insertion of needle into vein for collection of blood sample (36415)699 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure62%
- High cholesterol62%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)53%
- Arthritis38%
- Ischemic heart disease28%
- Anxiety28%
Hospitals where Sreenivasa R. Chandana works
Medicare's Facility Affiliation Data lists Sreenivasa R. Chandana at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Corewell Health Pennock HospitalHastings, MI · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 231339
- Corewell Health Zeeland HospitalZeeland, MI · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 230003
- Mercy Health Saint Mary'sGrand Rapids, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230059
- Spectrum HealthGrand Rapids, MI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 230038
- Spectrum Health United HospitalGreenville, MI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 230035
Practice locations
Addresses where Sreenivasa R. Chandana is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 8; the Medicare profile lists all.
- 12460 Riley StHolland, MI 49424 (616) 399‑6500
- 145 Michigan St NE, Suite 3100Grand Rapids, MI 49503 (616) 954‑9800
- 15100 220th AveBig Rapids, MI 49307 (231) 515‑9410
- 1550 Watertower Pl, Suite 500East Lansing, MI 48823 (517) 333‑6060
- 18223 E 10 Mile Rd, Suite 100Roseville, MI 48066 (586) 778‑5880
Group practices
Medicare enrollment lists Sreenivasa R. Chandana as a member of this group (CMS data updated October 2, 2026).
- Cancer and Hematology Centers of Western Mi, P.C.110 clinicians in the group
Specialties
- Hematology/Oncologyprimary
Other hematologist-oncologists in Holland
Clinicians with the same Medicare primary specialty in Holland, MI — not a recommendation.
Other clinicians in Cancer and Hematology Centers of Western Mi, P.C.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1996 (30 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1972705838 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians