Daniel Joseph Ciavarella, PA
- Medicare services, 2024
- 173
- Medicare patients, 2024
- 197
- Part D claims, 2024
- 185
- Hospital affiliations
- 1
- Industry payments
- $37
- Practice address
- 75 North Country Road, Port Jefferson, NY 11777
- Practice phone
- Call (631) 473-1320
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Daniel Joseph Ciavarella is a physician assistant in Port Jefferson, New York
Daniel Ciavarella practices at Mather Hospital in Port Jefferson, New York, part of Northwell Health.
Daniel Ciavarella's NPI, 1831445188, was assigned on July 24, 2012. Daniel Ciavarella holds New York license 015690.
- NPI
- 1831445188NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9638456064
- NPI enumeration date
- July 24, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (631) 473-1320
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Daniel Joseph Ciavarella practices at Mather Hospital in Port Jefferson, New York
Daniel Ciavarella's primary practice is Mather Hospital, at 75 North Country Road, Port Jefferson, NY 11777 in Suffolk County. The practice phone is (631) 473-1320.
- Mather Hospital75 North Country Road, Port Jefferson, NY 11777 · Suffolk CountyPhone(631) 473-1320
Source: Dmand AI Affiliation Data
Daniel Joseph Ciavarella is affiliated with 2 sites of care and 3 medical groups
Daniel Ciavarella's primary practice is Mather Hospital in Port Jefferson, New York, part of Northwell Health. The medical group on file is Mather Hospital. Dmand AI also links Daniel Ciavarella to 2 more medical groups and 1 skilled nursing facility, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Daniel Joseph Ciavarella's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Daniel Ciavarella practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mather Hospital | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Daniel Joseph Ciavarella is one of 11,456 physician assistants in New York
Physician assistant is Daniel Ciavarella's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Daniel Ciavarella is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Daniel Ciavarella is licensed in New York.
Specialties and state licenses
- Physician assistant, New YorkPrimary
Physician assistants near Daniel Ciavarella
Counts of physician assistants 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
Daniel Joseph Ciavarella billed Medicare for 173 services in 2024
CMS data shows 173 Medicare services from Daniel Ciavarella across 4 procedure codes in 2024, for 197 Medicare patients. Medicare paid $13,148 for them. Every service was in a facility, such as a hospital, rather than an office.
Daniel Ciavarella's Medicare services by type, 2024
- Office and hospital visits151
- Surgery22
Daniel Ciavarella compared with the New York median for physician assistants, 2024
- Daniel Ciavarella
- New York median
- Medicare services
- 173vs 176Close to median
- Medicare patients
- 197vs 782.5 times
- Part D claims
- 75vs 24569% below
Medians across 6,477 physician assistants in New York with Dmand AI profiles that report each measure.
Daniel Ciavarella'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Daniel Joseph Ciavarella treated 197 Medicare patients in 2024, average age 71
CMS counts 197 Medicare patients who saw Daniel Ciavarella in 2024. The largest group is 75 to 84, with 65 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 34% are also on Medicaid. Their average risk score is 1.65, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Daniel Ciavarella's median patient age at 43, with 44% women.
Daniel Ciavarella's Medicare patients by age, 2024
Daniel Ciavarella's Medicare patients by sex, 2024
- Women10754%
- Men9046%
Chronic conditions among Daniel Ciavarella's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Mood disorders45%
- Ischemic heart disease43%
- Anxiety41%
- Depression37%
- Diabetes37%
Share of Medicare patients with each condition. A patient can have several.
Daniel Ciavarella's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women44%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Daniel Joseph Ciavarella wrote 185 Medicare Part D claims in 2024
In 2024, Daniel Ciavarella wrote 185 Medicare Part D claims for 134 patients. 94% of them were for generic drugs. CMS names the drug for 75 of them, across 5 drugs with 11 or more claims each, at $434 in total drug cost.
Daniel Ciavarella's Part D claims by kind of drug, 2024
- Generic174 claims94%
- Brand-name11 claims6%
Daniel Ciavarella'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 Daniel Ciavarella's Part D claims, 2024
- Opioids16%29 of 185 claims
- Antibiotics42%77 of 185 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
How Daniel Joseph Ciavarella takes part in Medicare
Daniel Ciavarella accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Daniel Joseph Ciavarella received $37 in industry payments in 2025
CMS Open Payments shows 2 general payments to Daniel Ciavarella from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) paid the most, $37.
Companies that paid Daniel Ciavarella the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Daniel Joseph Ciavarella is board certified in certified physician assistant
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Daniel Joseph Ciavarella'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) |
| 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 Daniel Joseph Ciavarella
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Daniel Joseph Ciavarella's NPI number?
Daniel Joseph Ciavarella's NPI number is 1831445188. It was assigned on July 24, 2012, and it is active in the NPI Registry.
What does Daniel Joseph Ciavarella specialize in?
Daniel Joseph Ciavarella is a physician assistant in Port Jefferson, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Daniel Joseph Ciavarella practice?
Daniel Ciavarella practices at 75 North Country Road, Port Jefferson, NY 11777. Daniel Ciavarella's primary practice is Mather Hospital in Port Jefferson, New York, part of Northwell Health. Dmand AI also links Daniel Ciavarella to 2 medical groups and 1 skilled nursing facility.
What is Daniel Joseph Ciavarella's office phone number?
The practice phone on file for Daniel Ciavarella is (631) 473-1320.
What is Daniel Joseph Ciavarella's medical license number?
Daniel Ciavarella holds New York license 015690.
Which hospitals is Daniel Joseph Ciavarella affiliated with?
Daniel Ciavarella practices at Mather Hospital in Port Jefferson, New York.
What medical group is Daniel Joseph Ciavarella part of?
Daniel Ciavarella is linked to Mather Hospital. Dmand AI links Daniel Ciavarella to 2 more medical groups.
Does Daniel Joseph Ciavarella accept Medicare?
Yes. CMS data shows Daniel Ciavarella billed Medicare for 173 services in 2024, and Daniel Ciavarella accepts Medicare assignment.
How many Medicare patients does Daniel Joseph Ciavarella see?
CMS counts 197 Medicare patients who saw Daniel Ciavarella in 2024, with an average age of 71.
Is Daniel Joseph Ciavarella board certified?
Yes. Daniel Ciavarella is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
Show 4 more questionsShow fewer questions
What services does Daniel Joseph Ciavarella bill to Medicare?
In 2024, Daniel Ciavarella's most billed Medicare services were emergency department visit (99283), emergency department visit (99284) and emergency department visit (99285).
What drugs does Daniel Joseph Ciavarella prescribe most?
In 2024 Medicare Part D data, Daniel Ciavarella's most prescribed drugs by claims were Oxycodone-Acetaminophen, Cephalexin and Doxycycline Hyclate.
Has Daniel Joseph Ciavarella received payments from drug or device companies?
CMS Open Payments shows $37 in general payments to Daniel Ciavarella from 1 company from 2025 to 2025. The largest total came from ZOLL Services LLC (A/K/A ZOLL LifeCor Corp).
How long has Daniel Joseph Ciavarella been practicing?
Daniel Ciavarella graduated from medical school in 2012, 14 years ago.
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