Dr. Ionel Zamfir Donca, MD
- Medicare services, 2024
- 3,139
- Medicare patients, 2024
- 814
- Part D claims, 2024
- 6,610
- Hospital affiliations
- 7
- Industry payments
- $1,507
- Practice address
- 3297 State Route 66, Neptune, NJ 07753
- Practice phone
- Call (732) 806-9995
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dialyze Direct - Neptune
Dialysis Center - Independent · Neptune, New Jersey
Find Dr. Donca's professional email, personal email and mobile number
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Dr. Ionel Zamfir Donca is an internist in Neptune, New Jersey
Dr. Donca practices at Dialyze Direct - Neptune in Neptune, New Jersey.
Dr. Donca's NPI, 1841433265, was assigned on April 15, 2009. Dr. Donca holds Ohio license 35093209.
- NPI
- 1841433265NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739230954
- NPI enumeration date
- April 15, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (732) 806-9995
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ionel Zamfir Donca practices at Dialyze Direct - Neptune in Neptune, New Jersey
Dr. Donca's primary practice is Dialyze Direct - Neptune, at 3297 State Route 66, Neptune, NJ 07753. The practice phone is (732) 806-9995.
- Dialyze Direct - Neptune3297 State Route 66, Neptune, NJ 07753Phone(732) 806-9995
Source: Dmand AI Affiliation Data
Dr. Ionel Zamfir Donca is affiliated with 10 sites of care and 1 medical group
Dr. Donca's primary practice is Dialyze Direct - Neptune in Neptune, New Jersey. Dr. Donca is also affiliated with University Hospitals Cleveland Medical Center. The medical group on file is Great Lakes Care. Dmand AI also links Dr. Donca to 6 more hospitals, 1 dialysis center 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 Dr. Ionel Zamfir Donca's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Donca practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dialyze Direct - Neptune | Available with a free account |
| +9 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ionel Zamfir Donca is one of 4,226 internists in New Jersey
Internal medicine is Dr. Donca's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Donca is licensed in Ohio.
Specialties and state licenses
- Internal medicine, OhioPrimary
Internists near Dr. Donca
Counts of internists 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. Ionel Zamfir Donca billed Medicare for 3,139 services in 2024
CMS data shows 3,139 Medicare services from Dr. Donca across 4 procedure codes in 2024, for 814 Medicare patients. Medicare paid $221,772 for them.
Dr. Donca's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2,5922024: 3,07118%
- Tests and treatments
- 2023: 1602024: 6857%
Where Dr. Donca's Medicare services took place, 2024
- In an office1134%
- In a facility3,02696%
Dr. Donca compared with the New Jersey median for internists, 2024
- Dr. Donca
- New Jersey median
- Medicare services
- 3,139vs 7234.3 times
- Medicare patients
- 814vs 2313.5 times
- Part D claims
- 5,951vs 8307.2 times
Medians across 4,086 internists in New Jersey with Dmand AI profiles that report each measure.
Dr. Donca'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. Donca and other internists in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ionel Zamfir Donca treated 814 Medicare patients in 2024, average age 78
CMS counts 814 Medicare patients who saw Dr. Donca in 2024. The largest group is 75 to 84, with 309 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 2.37, 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. Donca's median patient age at 68, with 41% women.
Dr. Donca's Medicare patients by age, 2024
Dr. Donca's Medicare patients by sex, 2024
- Women43253%
- Men38247%
Chronic conditions among Dr. Donca's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis68%
- Chronic kidney disease53%
- Ischemic heart disease52%
- Mood disorders49%
- Diabetes47%
- Depression46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Donca's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women41%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ionel Zamfir Donca wrote 6,610 Medicare Part D claims in 2024
In 2024, Dr. Donca wrote 6,610 Medicare Part D claims for 212 patients. 85% of them were for generic drugs. CMS names the drug for 5,951 of them, across 120 drugs with 11 or more claims each, at $376,366 in total drug cost. In 2023, CMS named 7,992 claims across 150 drugs.
Dr. Donca's Part D claims by kind of drug, 2024
- Generic5,648 claims85%
- Brand-name944 claims14%
- Other18 claims0%
Dr. Donca'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. Donca's Part D claims, 2024
- Opioids1%99 of 6,610 claims
- Antibiotics2%128 of 6,610 claims
- Antipsychotics, patients 65 and over4%284 of 6,610 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: 7,9922024: 5,95126%
Drugs named by CMS: 120 in 2024, 150 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
How Dr. Ionel Zamfir Donca takes part in Medicare
Dr. Donca 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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Dr. Ionel Zamfir Donca received $1,507 in industry payments from 2016 to 2024
CMS Open Payments shows 100 general payments to Dr. Donca from 29 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 99% of the total. Abbvie Inc. paid the most, $178.
General payments to Dr. Donca by program year, 2016 to 2024
General payments to Dr. Donca by kind, 2016 to 2024
- Food and beverage$1,49099%
- Education$171%
Companies that paid Dr. Donca the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ionel Zamfir Donca'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) |
| 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. Ionel Zamfir Donca
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. Ionel Zamfir Donca's NPI number?
Dr. Ionel Zamfir Donca's NPI number is 1841433265. It was assigned on April 15, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Ionel Zamfir Donca?
Dr. Ionel Zamfir Donca is an internist in Neptune, New Jersey. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Ionel Zamfir Donca practice?
Dr. Donca practices at 3297 State Route 66, Neptune, NJ 07753. Dr. Donca's primary practice is Dialyze Direct - Neptune in Neptune, New Jersey. Dmand AI also links Dr. Donca to 6 hospitals, 1 dialysis center and 1 skilled nursing facility.
What is Dr. Ionel Zamfir Donca's office phone number?
The practice phone on file for Dr. Donca is (732) 806-9995.
What is Dr. Ionel Zamfir Donca's medical license number?
Dr. Donca holds Ohio license 35093209.
Which hospitals is Dr. Ionel Zamfir Donca affiliated with?
Dr. Donca is affiliated with University Hospitals Cleveland Medical Center. Dmand AI links Dr. Donca to 6 more hospitals.
What medical group is Dr. Ionel Zamfir Donca part of?
Dr. Donca is linked to Great Lakes Care.
Does Dr. Ionel Zamfir Donca accept Medicare?
Yes. CMS data shows Dr. Donca billed Medicare for 3,139 services in 2024, and Dr. Donca accepts Medicare assignment.
How many Medicare patients does Dr. Ionel Zamfir Donca see?
CMS counts 814 Medicare patients who saw Dr. Donca in 2024, with an average age of 78.
What services does Dr. Ionel Zamfir Donca bill to Medicare?
In 2024, Dr. Donca's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99223) and dialysis (90966).
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What drugs does Dr. Ionel Zamfir Donca prescribe most?
In 2024 Medicare Part D data, Dr. Donca's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Furosemide.
Has Dr. Ionel Zamfir Donca received payments from drug or device companies?
CMS Open Payments shows $1,507 in general payments to Dr. Donca from 29 companies from 2016 to 2024. The largest total came from Abbvie Inc.
How long has Dr. Ionel Zamfir Donca been practicing?
Dr. Donca graduated from medical school in 1996, 30 years ago.
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