Quick answers
- Does David M. Waterhouse accept Medicare assignment?
- Yes. Medicare's clinician data says David M. Waterhouse 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 David M. Waterhouse see?
- In 2024, CMS data shows 270 Original Medicare patients and 41,693 services for David M. Waterhouse. This counts Original Medicare only and measures volume, not quality.
- What is David M. Waterhouse's NPI number?
- 1578557864. 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 David M. Waterhouse, 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 | 270 |
|---|---|
| Services billed to Medicare | 41,693 |
| Different services or procedures | 124 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Injection, dexamethasone sodium phosphate, 1 mg (J1100)596 services
- Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)372 services
- Injection, granisetron hydrochloride, 100 mcg (J1626)290 services
- Blood test, comprehensive group of blood chemicals (80053)261 services
- Injection, palonosetron hcl, 25 mcg (J2469)250 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 pressure75%
- High cholesterol75%
- Arthritis46%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)46%
- Chronic kidney disease42%
- Diabetes36%
Hospitals where David M. Waterhouse works
Medicare's Facility Affiliation Data lists David M. Waterhouse 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.
- Bethesda NorthCincinnati, OH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 360179
- Christ HospitalCincinnati, OH · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 360163
- Mercy Health - Clermont HospitalBatavia, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 360236
- Mercy Health - West HospitalCincinnati, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 360234
- The Jewish Hospital-Mercy HealthCincinnati, OH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 360016
Practice locations
Addresses where David M. Waterhouse is enrolled with Medicare (CMS data updated October 2, 2026).
- 4350 Malsbary RdBlue Ash, OH 45242 (513) 891‑4800
Group practices
Medicare enrollment lists David M. Waterhouse as a member of this group (CMS data updated October 2, 2026).
- Oncology Hematology Care Inc63 clinicians in the group
Specialties
- Hematology/Oncologyprimary
- Internal Medicinealso
Other hematologist-oncologists in Ohio
Clinicians with the same Medicare primary specialty in Ohio — not a recommendation.
Other clinicians in Oncology Hematology Care Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Massachusetts Medical School |
| Graduation year | 1985 (41 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1578557864 |
| 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