Dr. Joseph S. Handler, MD
- Medicare services, 2024
- 1,223
- Medicare patients, 2024
- 606
- Part D claims, 2024
- 1,793
- Hospital affiliations
- 4
- Industry payments
- $1,038
- Practice address
- 501 W 14th St, Wilmington, DE 19801
- Practice phone
- Call (302) 733-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
ChristianaCare Wilmington Hospital
Wilmington, Delaware
Find Dr. Handler's 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.
Dr. Joseph S. Handler is a neurologist in Wilmington, Delaware
Dr. Handler practices at ChristianaCare Wilmington Hospital in Wilmington, Delaware.
Dr. Handler's NPI, 1902858475, was assigned on May 16, 2006. Dr. Handler graduated from Jefferson Medical College of Thomas Jefferson University in 1992. Dr. Handler holds Pennsylvania license MD435132.
- NPI
- 1902858475NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052361730
- NPI enumeration date
- May 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (302) 733-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joseph S. Handler practices at ChristianaCare Wilmington Hospital in Wilmington, Delaware
Dr. Handler's primary practice is ChristianaCare Wilmington Hospital, at 501 W 14th St, Wilmington, DE 19801 in New Castle County. The practice phone is (302) 733-1000.
- ChristianaCare Wilmington Hospital501 W 14th St, Wilmington, DE 19801 · New Castle CountyPhone(302) 733-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Joseph S. Handler is affiliated with 6 sites of care and 2 medical groups
Dr. Handler's primary practice is ChristianaCare Wilmington Hospital in Wilmington, Delaware. Dr. Handler is also affiliated with Christiana Hospital. The medical group on file is ChristianaCare. Dmand AI also links Dr. Handler to 3 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Joseph S. Handler's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Handler practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| ChristianaCare Wilmington Hospital | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joseph S. Handler is one of 65 neurologists in Delaware
Neurology is Dr. Handler's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dmand AI has Dr. Handler's licenses on file in 2 states: Pennsylvania and Delaware.
Specialties and state licenses
- Neurology, PennsylvaniaPrimary
- Delaware license
Neurologists near Dr. Handler
Counts of neurologists 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
Dr. Joseph S. Handler billed Medicare for 1,223 services in 2024
CMS data shows 1,223 Medicare services from Dr. Handler across 10 procedure codes in 2024, for 606 Medicare patients. Medicare paid $72,469 for them.
Dr. Handler's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6662024: 7015%
- Other services
- 2023: 02024: 441
- Tests and treatments
- 2023: 652024: 8125%
- Surgery
- 2023: 182024: 0100%
Where Dr. Handler's Medicare services took place, 2024
- In an office1028%
- In a facility1,12192%
Dr. Handler compared with the Delaware median for neurologists, 2024
- Dr. Handler
- Delaware median
- Medicare services
- 1,223vs 4452.7 times
- Medicare patients
- 606vs 33481% above
- Part D claims
- 1,590vs 2197.3 times
Medians across 62 neurologists in Delaware with Dmand AI profiles that report each measure.
Dr. Handler's 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 Dr. Handler and other neurologists in Delaware.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joseph S. Handler treated 606 Medicare patients in 2024, average age 74
CMS counts 606 Medicare patients who saw Dr. Handler in 2024. The largest group is 75 to 84, with 240 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.52, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Handler's median patient age at 70, with 54% women.
Dr. Handler's Medicare patients by age, 2024
Dr. Handler's Medicare patients by sex, 2024
- Women32353%
- Men28347%
Chronic conditions among Dr. Handler's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Mood disorders43%
- Depression39%
- Alzheimer's and dementia38%
- Anxiety38%
- Diabetes34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Handler's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women54%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joseph S. Handler wrote 1,793 Medicare Part D claims in 2024
In 2024, Dr. Handler wrote 1,793 Medicare Part D claims for 356 patients. 93% of them were for generic drugs. CMS names the drug for 1,590 of them, across 39 drugs with 11 or more claims each, at $182,557 in total drug cost. In 2023, CMS named 1,391 claims across 34 drugs.
Dr. Handler's Part D claims by kind of drug, 2024
- Generic1,675 claims93%
- Brand-name118 claims7%
Dr. Handler's 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 Dr. Handler's Part D claims, 2024
- Antipsychotics, patients 65 and over4%72 of 1,793 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: 1,3912024: 1,59014%
Drugs named by CMS: 39 in 2024, 34 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
Dr. Joseph S. Handler offers telehealth to Medicare patients
Dr. Handler accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Handler as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Joseph S. Handler received $1,038 in industry payments from 2016 to 2025
CMS Open Payments shows 41 general payments to Dr. Handler from 19 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Eisai Inc. paid the most, $206.
General payments to Dr. Handler by program year, 2016 to 2025
General payments to Dr. Handler by kind, 2016 to 2025
- Food and beverage$1,01598%
- Speaker and faculty fees$232%
Companies that paid Dr. Handler the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joseph S. Handler graduated from Jefferson Medical College of Thomas Jefferson University
Dr. Handler graduated from Jefferson Medical College of Thomas Jefferson University in 1992.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Joseph S. Handler'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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Dr. Joseph S. Handler
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Joseph S. Handler's NPI number?
Dr. Joseph S. Handler's NPI number is 1902858475. It was assigned on May 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Joseph S. Handler?
Dr. Joseph S. Handler is a neurologist in Wilmington, Delaware. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Joseph S. Handler practice?
Dr. Handler practices at 501 W 14th St, Wilmington, DE 19801. Dr. Handler's primary practice is ChristianaCare Wilmington Hospital in Wilmington, Delaware. Dmand AI also links Dr. Handler to 3 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. Joseph S. Handler's office phone number?
The practice phone on file for Dr. Handler is (302) 733-1000.
What is Dr. Joseph S. Handler's medical license number?
Dr. Handler holds Pennsylvania license MD435132, one of the licenses on file in 2 states.
Which states has Dr. Joseph S. Handler been licensed in?
Dmand AI has state licenses on file for Dr. Handler in Pennsylvania and Delaware.
Which hospitals is Dr. Joseph S. Handler affiliated with?
Dr. Handler is affiliated with Christiana Hospital. Dmand AI links Dr. Handler to 3 more hospitals.
What medical group is Dr. Joseph S. Handler part of?
Dr. Handler is linked to ChristianaCare. Dmand AI links Dr. Handler to 1 more medical group.
Does Dr. Joseph S. Handler accept Medicare?
Yes. CMS data shows Dr. Handler billed Medicare for 1,223 services in 2024, and Dr. Handler accepts Medicare assignment.
Does Dr. Joseph S. Handler offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Handler as offering telehealth services.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Joseph S. Handler see?
CMS counts 606 Medicare patients who saw Dr. Handler in 2024, with an average age of 74.
What services does Dr. Joseph S. Handler bill to Medicare?
In 2024, Dr. Handler's most billed Medicare services were medicare service (G2211), office visit, established patient (99215) and office visit, established patient (99214).
Where did Dr. Joseph S. Handler go to medical school?
Dr. Handler graduated from Jefferson Medical College of Thomas Jefferson University in 1992.
What drugs does Dr. Joseph S. Handler prescribe most?
In 2024 Medicare Part D data, Dr. Handler's most prescribed drugs by claims were Donepezil HCl, Memantine HCl and Gabapentin.
Has Dr. Joseph S. Handler received payments from drug or device companies?
CMS Open Payments shows $1,038 in general payments to Dr. Handler from 19 companies from 2016 to 2025. The largest total came from Eisai Inc.
How long has Dr. Joseph S. Handler been practicing?
Dr. Handler graduated from medical school in 1992, 34 years ago.
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