Dr. Robert J. Darzynkiewicz, MD
- Medicare services, 2024
- 226
- Medicare patients, 2024
- 193
- Part D claims, 2024
- 152
- Hospital affiliations
- 1
- Industry payments
- $304
- Practice address
- 1155 Mill Street, Reno, NV 89502
- Practice phone
- Call (775) 982-4100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Darzynkiewicz'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. Robert J. Darzynkiewicz is an emergency medicine physician in Reno, Nevada
Dr. Darzynkiewicz practices at Renown Regional Medical Center in Reno, Nevada, part of Renown Health.
Dr. Darzynkiewicz's NPI, 1811956063, was assigned on March 17, 2006. Dr. Darzynkiewicz graduated from New York Medical College in 1999. Dr. Darzynkiewicz's Nevada license number on file is 10764.
- NPI
- 1811956063NPI Registry (opens in a new tab)
- NPI enumeration date
- March 17, 2006
- NPI status
- Active
- Practice phone
- (775) 982-4100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Robert J. Darzynkiewicz practices at Renown Regional Medical Center in Reno, Nevada
Dr. Darzynkiewicz's primary practice is Renown Regional Medical Center, at 1155 Mill Street, Reno, NV 89502 in Washoe County. The practice phone is (775) 982-4100.
- Renown Regional Medical Center1155 Mill Street, Reno, NV 89502 · Washoe CountyPhone(775) 982-4100
Source: Dmand AI Affiliation Data
Dr. Robert J. Darzynkiewicz is affiliated with 1 site of care and 2 medical groups
Dr. Darzynkiewicz's primary practice is Renown Regional Medical Center in Reno, Nevada, part of Renown Health. The medical group on file is Vituity. Dmand AI also links Dr. Darzynkiewicz to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert J. Darzynkiewicz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Darzynkiewicz practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Renown Regional Medical Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Renown Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Robert J. Darzynkiewicz is one of 554 emergency medicine physicians in Nevada
Emergency medicine is Dr. Darzynkiewicz's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Darzynkiewicz is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Darzynkiewicz's licenses on file in 15 states: Nevada, District of Columbia, Florida, Georgia, Hawaii, Illinois, Kentucky, Maryland, Michigan, Missouri, New Mexico, Ohio, Oklahoma, Pennsylvania and Rhode Island.
Specialties and state licenses
- Emergency medicine, NevadaPrimary
- District of Columbia license
- Florida license
- Georgia license
- Hawaii license
- Illinois license
- Kentucky license
- Maryland license
- Michigan license
- Missouri license
- New Mexico license
- Ohio license
- Oklahoma license
- Pennsylvania license
- Rhode Island license
Emergency medicine physicians near Dr. Darzynkiewicz
Counts of emergency medicine physicians 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. Robert J. Darzynkiewicz billed Medicare for 226 services in 2024
CMS data shows 226 Medicare services from Dr. Darzynkiewicz across 3 procedure codes in 2024, for 193 Medicare patients. Medicare paid $21,078 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Darzynkiewicz's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2062024: 18013%
- Tests and treatments
- 2023: 572024: 4619%
Dr. Darzynkiewicz compared with the Nevada median for emergency medicine physicians, 2024
- Dr. Darzynkiewicz
- Nevada median
- Medicare services
- 226vs 29824% below
- Medicare patients
- 193vs 27029% below
- Part D claims
- 17vs 5569% below
Medians across 539 emergency medicine physicians in Nevada with Dmand AI profiles that report each measure.
Dr. Darzynkiewicz'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. Darzynkiewicz and other emergency medicine physicians in Nevada.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert J. Darzynkiewicz treated 193 Medicare patients in 2024, average age 74
CMS counts 193 Medicare patients who saw Dr. Darzynkiewicz in 2024. The largest group is 75 to 84, with 72 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 21% are also on Medicaid. Their average risk score is 1.81, 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. Darzynkiewicz's median patient age at 53, with 56% women.
Dr. Darzynkiewicz's Medicare patients by age, 2024
Dr. Darzynkiewicz's Medicare patients by sex, 2024
- Women10554%
- Men8846%
Chronic conditions among Dr. Darzynkiewicz's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis53%
- Ischemic heart disease39%
- Mood disorders34%
- Diabetes33%
- Anxiety32%
- Chronic kidney disease32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Darzynkiewicz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert J. Darzynkiewicz wrote 152 Medicare Part D claims in 2024
In 2024, Dr. Darzynkiewicz wrote 152 Medicare Part D claims for 94 patients. 92% of them were for generic drugs. CMS names the drug for 17 of them, across 1 drug with 11 or more claims each, at $49 in total drug cost. In 2023, CMS named 28 claims across 2 drugs.
Dr. Darzynkiewicz's Part D claims by kind of drug, 2024
- Generic140 claims92%
- Brand-name12 claims8%
Dr. Darzynkiewicz'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. Darzynkiewicz's Part D claims, 2024
- Opioids13%20 of 152 claims
- Antibiotics24%37 of 152 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: 282024: 1739%
Drugs named by CMS: 1 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
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Dr. Robert J. Darzynkiewicz received $304 in industry payments from 2016 to 2018
CMS Open Payments shows 4 general payments to Dr. Darzynkiewicz from 1 drug or device company from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Edwards Lifesciences Corporation paid the most, $304.
General payments to Dr. Darzynkiewicz by program year, 2016 to 2018
Companies that paid Dr. Darzynkiewicz the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert J. Darzynkiewicz graduated from New York Medical College
Dr. Darzynkiewicz graduated from New York Medical College in 1999. Dr. Darzynkiewicz is a member of AAEM, ACEP, AMA and American Telemedicine Association.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Robert J. Darzynkiewicz accepts plans from 18 insurance carriers
Dr. Darzynkiewicz is in network with 18 carriers, including United Healthcare, Aetna and Alliant Health Plans. HMO plans come from the most carriers, 8. Check the plan with the practice before a visit.
- United Healthcare
- Aetna
- Alliant Health Plans
- Blue Cross Blue Shield of Michigan
- Elevance
- HCSC
- Baylor Scott and White
- Blue Cross and Blue Shield of Kansas City
- +10 more carriersWith a free account
Plan types Dr. Darzynkiewicz accepts, by number of carriers
- HMO8
- PPO8
- Medicaid3
- POS3
- EPO2
- Medicare2
Source: Dmand AI Insurance Network Data
Sources for Dr. Robert J. Darzynkiewicz'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Robert J. Darzynkiewicz
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. Robert J. Darzynkiewicz's NPI number?
Dr. Robert J. Darzynkiewicz's NPI number is 1811956063. It was assigned on March 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert J. Darzynkiewicz?
Dr. Robert J. Darzynkiewicz is an emergency medicine physician in Reno, Nevada. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Robert J. Darzynkiewicz practice?
Dr. Darzynkiewicz practices at 1155 Mill Street, Reno, NV 89502. Dr. Darzynkiewicz's primary practice is Renown Regional Medical Center in Reno, Nevada, part of Renown Health. Dmand AI also links Dr. Darzynkiewicz to 1 medical group.
What is Dr. Robert J. Darzynkiewicz's office phone number?
The practice phone on file for Dr. Darzynkiewicz is (775) 982-4100.
What is Dr. Robert J. Darzynkiewicz's medical license number?
Dr. Darzynkiewicz's Nevada license number on file is 10764, one of the licenses on file in 15 states.
Which states has Dr. Robert J. Darzynkiewicz been licensed in?
Dmand AI has state licenses on file for Dr. Darzynkiewicz in Nevada (2003 to 2025), District of Columbia (2023 to 2027), Florida (2018 to 2026), Georgia (2019 to 2026), Hawaii (2021 to 2026), Illinois (2018 to 2026), Kentucky (2019 to 2026), Maryland (2020 to 2026), Michigan (2020 to 2026), Missouri (2020 to 2026), New Mexico (2022 to 2026), Ohio (2020 to 2026), Oklahoma (2021 to 2026), Pennsylvania (2021 to 2026) and Rhode Island (2024 to 2026).
Which hospitals is Dr. Robert J. Darzynkiewicz affiliated with?
Dr. Darzynkiewicz practices at Renown Regional Medical Center in Reno, Nevada.
What medical group is Dr. Robert J. Darzynkiewicz part of?
Dr. Darzynkiewicz is linked to Vituity. Dmand AI links Dr. Darzynkiewicz to 1 more medical group.
Does Dr. Robert J. Darzynkiewicz accept Medicare?
Yes. CMS data shows Dr. Darzynkiewicz billed Medicare for 226 services in 2024.
How many Medicare patients does Dr. Robert J. Darzynkiewicz see?
CMS counts 193 Medicare patients who saw Dr. Darzynkiewicz in 2024, with an average age of 74.
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Is Dr. Robert J. Darzynkiewicz board certified?
Yes. Dr. Darzynkiewicz is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Robert J. Darzynkiewicz bill to Medicare?
In 2024, Dr. Darzynkiewicz's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and heart test or procedure (93010).
Where did Dr. Robert J. Darzynkiewicz go to medical school?
Dr. Darzynkiewicz graduated from New York Medical College in 1999.
What drugs does Dr. Robert J. Darzynkiewicz prescribe most?
In 2024 Medicare Part D data, Dr. Darzynkiewicz's most prescribed drugs by claims were Oxycodone-Acetaminophen.
Has Dr. Robert J. Darzynkiewicz received payments from drug or device companies?
CMS Open Payments shows $304 in general payments to Dr. Darzynkiewicz from 1 company from 2016 to 2018. The largest total came from Edwards Lifesciences Corporation.
How long has Dr. Robert J. Darzynkiewicz been practicing?
Dr. Darzynkiewicz graduated from medical school in 1999, 27 years ago.
What insurance does Dr. Robert J. Darzynkiewicz accept?
Dr. Darzynkiewicz is in network with 18 carriers, including United Healthcare, Aetna and Alliant Health Plans. HMO plans come from the most carriers, 8. Check the plan with the practice before a visit.
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