J Immunother Cancer
James Michael Isaacs
- Medicare services, 2024
- 448
- Medicare patients, 2024
- 167
- Part D claims, 2024
- 235
- Publications
- 12
- Hospital affiliations
- 5
- Practice address
- 9500 Euclid Avenue, Cleveland, OH 44195
- Practice phone
- Call (216) 952-9829
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find James Isaacs' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
James Michael Isaacs is a medical oncologist in Cleveland, Ohio
James Isaacs practices at Cleveland Clinic Main Campus in Cleveland, Ohio, part of The Cleveland Clinic Foundation.
James Isaacs' NPI, 1629423934, was assigned on April 25, 2016. James Isaacs holds Ohio license 35.144466.
- NPI
- 1629423934NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729372412
- NPI enumeration date
- April 25, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (216) 952-9829
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
James Michael Isaacs practices at Cleveland Clinic Main Campus in Cleveland, Ohio
James Isaacs' primary practice is Cleveland Clinic Main Campus, at 9500 Euclid Avenue, Cleveland, OH 44195 in Cuyahoga County. The practice phone is (216) 952-9829.
- Cleveland Clinic Main Campus9500 Euclid Avenue, Cleveland, OH 44195 · Cuyahoga CountyPhone(216) 952-9829
Source: Dmand AI Affiliation Data
James Michael Isaacs is affiliated with 8 sites of care and 1 medical group
James Isaacs' primary practice is Cleveland Clinic Main Campus in Cleveland, Ohio, part of The Cleveland Clinic Foundation. James Isaacs is also affiliated with Cleveland Clinic Akron General. The medical group on file is Cleveland Clinic. Dmand AI also links James Isaacs to 3 more hospitals, 2 clinical labs and 1 group practice or clinic, each named with a free account. James Isaacs' employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at James Michael Isaacs' practice
Dmand AI tracks the electronic health record (EHR) system at each site where James Isaacs practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cleveland Clinic Main Campus | Available with a free account |
| +7 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across The Cleveland Clinic Foundation and 6.2K+ hospitals, with verified contacts in the same login.
James Michael Isaacs is one of 175 medical oncologists in Ohio
Medical oncology is James Isaacs' primary specialty in the NPI Registry, under taxonomy code 207RX0202X. James Isaacs is licensed in Ohio.
Specialties and state licenses
- Medical oncology, OhioPrimary
Medical oncologists near James Isaacs
Counts of medical oncologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
James Michael Isaacs billed Medicare for 448 services in 2024
CMS data shows 448 Medicare services from James Isaacs across 7 procedure codes in 2024, for 167 Medicare patients. Medicare paid $40,970 for them.
James Isaacs' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4542024: 4481%
Where James Isaacs' Medicare services took place, 2024
- In an office6214%
- In a facility38686%
James Isaacs compared with the Ohio median for medical oncologists, 2024
- James Isaacs
- Ohio median
- Medicare services
- 448vs 33833% above
- Medicare patients
- 167vs 13227% above
- Part D claims
- 118vs 19840% below
Medians across 168 medical oncologists in Ohio with Dmand AI profiles that report each measure.
James Isaacs' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for James Isaacs?
Medicare shows one payer. Book a meeting to get commercial claims data for James Isaacs and other medical oncologists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
James Michael Isaacs treated 167 Medicare patients in 2024, average age 74
CMS counts 167 Medicare patients who saw James Isaacs in 2024. The largest group is 65 to 74, with 86 patients. 74% of them have high cholesterol, and 73% have high blood pressure. Their average risk score is 2.63, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts James Isaacs' median patient age at 66, with 41% women.
James Isaacs' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
James Isaacs' Medicare patients by sex, 2024
- Women6941%
- Men9859%
Chronic conditions among James Isaacs' Medicare patients, 2024
- High cholesterol74%
- High blood pressure73%
- Arthritis48%
- Anxiety34%
- Cancer34%
- Ischemic heart disease34%
- Chronic kidney disease31%
- Diabetes30%
Share of Medicare patients with each condition. A patient can have several.
James Isaacs' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women41%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
James Michael Isaacs wrote 235 Medicare Part D claims in 2024
In 2024, James Isaacs wrote 235 Medicare Part D claims for 52 patients. 77% of them were for generic drugs. CMS names the drug for 118 of them, across 8 drugs with 11 or more claims each, at $6,514 in total drug cost. In 2023, CMS named 83 claims across 3 drugs.
James Isaacs' Part D claims by kind of drug, 2024
- Generic182 claims77%
- Brand-name53 claims23%
James Isaacs' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in James Isaacs' Part D claims, 2024
- Opioids6%14 of 235 claims
- Antibiotics8%19 of 235 claims
- Antipsychotics, patients 65 and over5%12 of 235 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 832024: 11842%
Drugs named by CMS: 8 in 2024, 3 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
James Michael Isaacs offers telehealth to Medicare patients
James Isaacs accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists James Isaacs as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
James Michael Isaacs has 12 publications on record
Dmand AI links 12 papers to James Isaacs, published from 2020 to 2025. 2021 was the busiest year, with 3. The most frequent topics are Immunotherapy, Carcinoma, Non-Small-Cell Lung and Immune Checkpoint Inhibitors. James Isaacs' most frequent co-authors are Scott Joseph Antonia, MD, Pauline Funchain, MD and Lucy Boyce Kennedy, MD.
James Isaacs' papers by year, 2020 to 2025
Topics James Isaacs writes about most
- Immunotherapy
- Carcinoma, Non-Small-Cell Lung
- Immune Checkpoint Inhibitors
- Lung Neoplasms
- Melanoma
James Isaacs' most frequent co-authors
- Scott Joseph Antonia, MD5 shared papers
- Pauline Funchain, MD2 shared papers
- Lucy Boyce Kennedy, MD2 shared papers
Recent publications by James Isaacs
Cell Stem Cell
See who James Isaacs researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who James Isaacs works with, so you can find a warm path to the right medical oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
James Michael Isaacs received $1,223 in industry payments from 2022 to 2025
CMS Open Payments shows 14 general payments to James Isaacs from 4 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 100% of the total. Bristol-Myers Squibb Company paid the most, $660.
General payments to James Isaacs by program year, 2022 to 2025
Companies that paid James Isaacs the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for James Michael Isaacs's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about James Michael Isaacs
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is James Michael Isaacs' NPI number?
James Michael Isaacs' NPI number is 1629423934. It was assigned on April 25, 2016, and it is active in the NPI Registry.
What does James Michael Isaacs specialize in?
James Michael Isaacs is a medical oncologist in Cleveland, Ohio. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).
Where does James Michael Isaacs practice?
James Isaacs practices at 9500 Euclid Avenue, Cleveland, OH 44195. James Isaacs' primary practice is Cleveland Clinic Main Campus in Cleveland, Ohio, part of The Cleveland Clinic Foundation. Dmand AI also links James Isaacs to 3 hospitals, 2 clinical labs and 1 group practice or clinic.
What is James Michael Isaacs' office phone number?
The practice phone on file for James Isaacs is (216) 952-9829.
What is James Michael Isaacs' medical license number?
James Isaacs holds Ohio license 35.144466.
Which hospitals is James Michael Isaacs affiliated with?
James Isaacs practices at Cleveland Clinic Main Campus in Cleveland, Ohio. James Isaacs is also affiliated with Cleveland Clinic Akron General. Dmand AI links James Isaacs to 3 more hospitals.
What medical group is James Michael Isaacs part of?
James Isaacs is linked to Cleveland Clinic.
Does James Michael Isaacs accept Medicare?
Yes. CMS data shows James Isaacs billed Medicare for 448 services in 2024, and James Isaacs accepts Medicare assignment.
Does James Michael Isaacs offer telehealth?
Yes. The CMS Doctors and Clinicians file lists James Isaacs as offering telehealth services.
How many Medicare patients does James Michael Isaacs see?
CMS counts 167 Medicare patients who saw James Isaacs in 2024, with an average age of 74.
Show 6 more questionsShow fewer questions
What services does James Michael Isaacs bill to Medicare?
In 2024, James Isaacs' most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and hospital inpatient care (99233).
What drugs does James Michael Isaacs prescribe most?
In 2024 Medicare Part D data, James Isaacs' most prescribed drugs by claims were Prednisone, Levothyroxine Sodium and Pantoprazole Sodium.
Has James Michael Isaacs received payments from drug or device companies?
CMS Open Payments shows $1,223 in general payments to James Isaacs from 4 companies from 2022 to 2025. The largest total came from Bristol-Myers Squibb Company.
How long has James Michael Isaacs been practicing?
James Isaacs graduated from medical school in 2016, 10 years ago.
Does James Michael Isaacs do research?
Dmand AI links 12 publications to James Isaacs, published from 2020 to 2025.
Who does James Michael Isaacs publish with?
James Isaacs' most frequent co-authors are Scott Joseph Antonia, MD (5 shared papers), Pauline Funchain, MD (2 shared papers) and Lucy Boyce Kennedy, MD (2 shared papers).
Selling to medical oncology practices?
See medical oncologists in Ohio by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card