Claudine J. Isaacs
- Medicare services, 2024
- 120
- Medicare patients, 2024
- 81
- Part D claims, 2024
- 58
- MIPS score, 2024
- 82
- Hospital affiliations
- 2
- Practice address
- 3800 Reservoir NW Rd, Washington, DC 20007
- Practice phone
- Call (202) 444-1400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Medstar Georgetown Medical Center
Washington, District of Columbia
Find Claudine 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.
Claudine J. Isaacs is a hematologist and oncologist in Washington, District of Columbia
Claudine Isaacs practices at Medstar Georgetown Medical Center in Washington, District of Columbia.
Claudine Isaacs' NPI, 1164414751, was assigned on August 19, 2005. Claudine Isaacs holds District of Columbia license 20270.
- NPI
- 1164414751NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294863866
- NPI enumeration date
- August 19, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (202) 444-1400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Claudine J. Isaacs practices at Medstar Georgetown Medical Center in Washington, District of Columbia
Claudine Isaacs' primary practice is Medstar Georgetown Medical Center, at 3800 Reservoir NW Rd, Washington, DC 20007 in District Of Columbia County. The practice phone is (202) 444-1400.
- Medstar Georgetown Medical Center3800 Reservoir NW Rd, Washington, DC 20007 · District Of Columbia CountyPhone(202) 444-1400
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Claudine J. Isaacs is affiliated with 3 sites of care and 2 medical groups
Claudine Isaacs' primary practice is Medstar Georgetown Medical Center in Washington, District of Columbia. Claudine Isaacs is also affiliated with MedStar Washington Hospital Center. The medical group on file is MedStar Medical Group. Dmand AI also links Claudine Isaacs to 1 more hospital and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Claudine J. Isaacs' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Claudine Isaacs practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Medstar Georgetown Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Claudine J. Isaacs is one of 66 hematologists and oncologists in District of Columbia
Hematology and oncology is Claudine Isaacs' primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Claudine Isaacs is licensed in District of Columbia.
Specialties and state licenses
- Hematology and oncology, District of ColumbiaPrimary
Hematologists and oncologists near Claudine Isaacs
Counts of hematologists and 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
Claudine J. Isaacs billed Medicare for 120 services in 2024
CMS data shows 120 Medicare services from Claudine Isaacs across 3 procedure codes in 2024, all of them office visits, for 81 Medicare patients. Medicare paid $11,095 for them. Every service was in a facility, such as a hospital, rather than an office.
Claudine Isaacs' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1222024: 1202%
Claudine Isaacs compared with the District of Columbia median for hematologists and oncologists, 2024
- Claudine Isaacs
- District of Columbia median
- Medicare services
- 120vs 39670% below
- Medicare patients
- 81vs 14946% below
- Part D claims
- 41vs 11464% below
Medians across 62 hematologists and oncologists in District of Columbia with Dmand AI profiles that report each measure.
Claudine 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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Claudine Isaacs and other hematologists and oncologists in District of Columbia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Claudine J. Isaacs treated 81 Medicare patients in 2024, average age 74
CMS counts 81 Medicare patients who saw Claudine Isaacs in 2024. The largest group is 65 to 74, with 43 patients. 75% of them have cancer, and 68% have high cholesterol. Their average risk score is 1.56, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Claudine Isaacs' median patient age at 56, with 96% women.
Claudine Isaacs' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Claudine Isaacs' Medicare patients, 2024
- Cancer75%
- High cholesterol68%
- High blood pressure60%
- Arthritis51%
- Osteoporosis35%
- Ischemic heart disease26%
- Anxiety22%
- Mood disorders19%
Share of Medicare patients with each condition. A patient can have several.
Claudine Isaacs' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women96%
- Men2%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Claudine J. Isaacs wrote 58 Medicare Part D claims in 2024
In 2024, Claudine Isaacs wrote 58 Medicare Part D claims for 28 patients. 93% of them were for generic drugs. CMS names the drug for 41 of them, across 2 drugs with 11 or more claims each, at $1,802 in total drug cost. In 2023, CMS named 32 claims across 2 drugs.
Claudine Isaacs' Part D claims by kind of drug, 2024
- Generic54 claims93%
- Brand-name and other4 claims7%
Claudine 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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 322024: 4128%
Drugs named by CMS: 2 in 2024, 2 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
Claudine J. Isaacs scored 82 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Claudine Isaacs for performance year 2024, reported as part of a group. Claudine Isaacs accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Claudine Isaacs' MIPS scores, performance year 2024
- 82of 100Final score
- 67.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 69of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Claudine J. Isaacs received $528,066 in industry payments from 2016 to 2025
CMS Open Payments shows 406 general payments to Claudine Isaacs from 13 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 49% of the total. Genentech, Inc. paid the most, $177,463. It also lists 9 research payments totaling $27,552 from 2017 to 2023.
General payments to Claudine Isaacs by program year, 2016 to 2025
General payments to Claudine Isaacs by kind, 2016 to 2025
- Speaker and faculty fees$259,35149%
- Consulting fees$184,22135%
- Travel and lodging$60,50211%
- Food and beverage$9,9942%
- Other$13,9863%
Companies that paid Claudine Isaacs the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Claudine J. 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| 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 Claudine J. 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 Claudine J. Isaacs' NPI number?
Claudine J. Isaacs' NPI number is 1164414751. It was assigned on August 19, 2005, and it is active in the NPI Registry.
What does Claudine J. Isaacs specialize in?
Claudine J. Isaacs is a hematologist and oncologist in Washington, District of Columbia. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Claudine J. Isaacs practice?
Claudine Isaacs practices at 3800 Reservoir NW Rd, Washington, DC 20007. Claudine Isaacs' primary practice is Medstar Georgetown Medical Center in Washington, District of Columbia. Dmand AI also links Claudine Isaacs to 1 hospital and 1 medical group.
What is Claudine J. Isaacs' office phone number?
The practice phone on file for Claudine Isaacs is (202) 444-1400.
What is Claudine J. Isaacs' medical license number?
Claudine Isaacs holds District of Columbia license 20270.
Which hospitals is Claudine J. Isaacs affiliated with?
Claudine Isaacs is affiliated with MedStar Washington Hospital Center. Dmand AI links Claudine Isaacs to 1 more hospital.
What medical group is Claudine J. Isaacs part of?
Claudine Isaacs is linked to MedStar Medical Group. Dmand AI links Claudine Isaacs to 1 more medical group.
Does Claudine J. Isaacs accept Medicare?
Yes. CMS data shows Claudine Isaacs billed Medicare for 120 services in 2024, and Claudine Isaacs accepts Medicare assignment.
What is Claudine J. Isaacs' MIPS score?
Claudine Isaacs' MIPS final score for performance year 2024 is 82 out of 100, reported as part of a group.
How many Medicare patients does Claudine J. Isaacs see?
CMS counts 81 Medicare patients who saw Claudine Isaacs in 2024, with an average age of 74.
Show 4 more questionsShow fewer questions
What services does Claudine J. Isaacs bill to Medicare?
In 2024, Claudine Isaacs' most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and office visit, established patient (99213).
What drugs does Claudine J. Isaacs prescribe most?
In 2024 Medicare Part D data, Claudine Isaacs' most prescribed drugs by claims were Letrozole and Anastrozole.
Has Claudine J. Isaacs received payments from drug or device companies?
CMS Open Payments shows $528,066 in general payments to Claudine Isaacs from 13 companies from 2016 to 2025. The largest total came from Genentech, Inc.
How long has Claudine J. Isaacs been practicing?
Claudine Isaacs graduated from medical school in 1987, 39 years ago.
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