Dr. David Anthony Rosnack, MD
- Medicare services, 2024
- 1,029
- Medicare patients, 2024
- 371
- Part D claims, 2024
- 1,538
- MIPS score, 2024
- 75
- Hospital affiliations
- 3
- Practice address
- 4367 Riverwood Dr, Murrells Inlet, SC 29576
- Practice phone
- Call (843) 546-0223
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Waccamaw Kidney & Hypertension Specialists,P.A.
Murrells Inlet, South Carolina
Find Dr. Rosnack'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. David Anthony Rosnack is a nephrologist in Murrells Inlet, South Carolina
Dr. Rosnack practices at Waccamaw Kidney & Hypertension Specialists,P.A. in Murrells Inlet, South Carolina.
Dr. Rosnack's NPI, 1215906771, was assigned on March 16, 2006. Dr. Rosnack graduated from Medical College of Wisconsin in 1999. Dr. Rosnack holds South Carolina license 26791.
- NPI
- 1215906771NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214928829
- NPI enumeration date
- March 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (843) 546-0223
- 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; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Anthony Rosnack practices at Waccamaw Kidney & Hypertension Specialists,P.A. in Murrells Inlet, South Carolina
Dr. Rosnack's primary practice is Waccamaw Kidney & Hypertension Specialists,P.A., at 4367 Riverwood Dr, Murrells Inlet, SC 29576 in Horry County. The practice phone is (843) 546-0223.
- Waccamaw Kidney & Hypertension Specialists,P.A.4367 Riverwood Dr, Murrells Inlet, SC 29576 · Horry CountyPhone(843) 546-0223
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David Anthony Rosnack is affiliated with 9 sites of care and 1 medical group
Dr. Rosnack's primary practice is Waccamaw Kidney & Hypertension Specialists,P.A. in Murrells Inlet, South Carolina. Dr. Rosnack is also affiliated with Tidelands Waccamaw Community Hospital. The medical group on file is Waccamaw Kidney and Hypertension Specialists. Dmand AI also links Dr. Rosnack to 2 more hospitals, 4 dialysis centers and 1 group practice or clinic, 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 Dr. David Anthony Rosnack's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rosnack practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Waccamaw Kidney & Hypertension Specialists,P.A. | Available with a free account |
| +8 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Anthony Rosnack is one of 156 nephrologists in South Carolina
Nephrology is Dr. Rosnack's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Rosnack is licensed in South Carolina.
Specialties and state licenses
- Nephrology, South CarolinaPrimary
Nephrologists near Dr. Rosnack
Counts of nephrologists 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. David Anthony Rosnack billed Medicare for 1,029 services in 2024
CMS data shows 1,029 Medicare services from Dr. Rosnack across 8 procedure codes in 2024, for 371 Medicare patients. Medicare paid $121,747 for them.
Dr. Rosnack's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6112024: 78428%
- Tests and treatments
- 2023: 4452024: 24545%
Where Dr. Rosnack's Medicare services took place, 2024
- In an office57756%
- In a facility45244%
Dr. Rosnack compared with the South Carolina median for nephrologists, 2024
- Dr. Rosnack
- South Carolina median
- Medicare services
- 1,029vs 1,63937% below
- Medicare patients
- 371vs 41310% below
- Part D claims
- 1,288vs 72079% above
Medians across 155 nephrologists in South Carolina with Dmand AI profiles that report each measure.
Dr. Rosnack'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.
Need commercial claims for Dr. Rosnack?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Rosnack and other nephrologists in South Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Anthony Rosnack treated 371 Medicare patients in 2024, average age 76
CMS counts 371 Medicare patients who saw Dr. Rosnack in 2024. The largest group is 75 to 84, with 164 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 11% are also on Medicaid. Their average risk score is 3.48, 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. Rosnack's median patient age at 72, with 48% women.
Dr. Rosnack's Medicare patients by age, 2024
Dr. Rosnack's Medicare patients by sex, 2024
- Women15241%
- Men21959%
Chronic conditions among Dr. Rosnack's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes53%
- Arthritis52%
- Ischemic heart disease50%
- Heart failure47%
- Atrial fibrillation37%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rosnack's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Anthony Rosnack wrote 1,538 Medicare Part D claims in 2024
In 2024, Dr. Rosnack wrote 1,538 Medicare Part D claims for 250 patients. 84% of them were for generic drugs. CMS names the drug for 1,288 of them, across 29 drugs with 11 or more claims each, at $285,671 in total drug cost. In 2023, CMS named 1,169 claims across 33 drugs.
Dr. Rosnack's Part D claims by kind of drug, 2024
- Generic1,291 claims84%
- Brand-name247 claims16%
Dr. Rosnack'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. Rosnack's Part D claims, 2024
- Antibiotics2%28 of 1,538 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: 1,1692024: 1,28810%
Drugs named by CMS: 29 in 2024, 33 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. David Anthony Rosnack scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Rosnack for performance year 2024, reported individually. Dr. Rosnack accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
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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Dr. David Anthony Rosnack received $1,823 in industry payments from 2016 to 2025
CMS Open Payments shows 76 general payments to Dr. Rosnack from 20 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $503.
General payments to Dr. Rosnack by program year, 2016 to 2025
General payments to Dr. Rosnack by kind, 2016 to 2025
- Food and beverage$1,77998%
- Education$442%
Companies that paid Dr. Rosnack 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. David Anthony Rosnack graduated from Medical College of Wisconsin
Dr. Rosnack graduated from Medical College of Wisconsin in 1999.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David Anthony Rosnack'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) |
| 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. David Anthony Rosnack
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. David Anthony Rosnack's NPI number?
Dr. David Anthony Rosnack's NPI number is 1215906771. It was assigned on March 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David Anthony Rosnack?
Dr. David Anthony Rosnack is a nephrologist in Murrells Inlet, South Carolina. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. David Anthony Rosnack practice?
Dr. Rosnack practices at 4367 Riverwood Dr, Murrells Inlet, SC 29576. Dr. Rosnack's primary practice is Waccamaw Kidney & Hypertension Specialists,P.A. in Murrells Inlet, South Carolina. Dmand AI also links Dr. Rosnack to 2 hospitals, 4 dialysis centers and 1 group practice or clinic.
What is Dr. David Anthony Rosnack's office phone number?
The practice phone on file for Dr. Rosnack is (843) 546-0223.
What is Dr. David Anthony Rosnack's medical license number?
Dr. Rosnack holds South Carolina license 26791.
Which hospitals is Dr. David Anthony Rosnack affiliated with?
Dr. Rosnack is affiliated with Tidelands Waccamaw Community Hospital. Dmand AI links Dr. Rosnack to 2 more hospitals.
What medical group is Dr. David Anthony Rosnack part of?
Dr. Rosnack is linked to Waccamaw Kidney and Hypertension Specialists.
Does Dr. David Anthony Rosnack accept Medicare?
Yes. CMS data shows Dr. Rosnack billed Medicare for 1,029 services in 2024, and Dr. Rosnack accepts Medicare assignment.
What is Dr. David Anthony Rosnack's MIPS score?
Dr. Rosnack's MIPS final score for performance year 2024 is 75 out of 100, reported individually.
How many Medicare patients does Dr. David Anthony Rosnack see?
CMS counts 371 Medicare patients who saw Dr. Rosnack in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. David Anthony Rosnack bill to Medicare?
In 2024, Dr. Rosnack's most billed Medicare services were hospital inpatient care (99232), dialysis (90960) and office visit, established patient (99213).
Where did Dr. David Anthony Rosnack go to medical school?
Dr. Rosnack graduated from Medical College of Wisconsin in 1999.
What drugs does Dr. David Anthony Rosnack prescribe most?
In 2024 Medicare Part D data, Dr. Rosnack's most prescribed drugs by claims were Sevelamer Carbonate, Furosemide and Calcitriol.
Has Dr. David Anthony Rosnack received payments from drug or device companies?
CMS Open Payments shows $1,823 in general payments to Dr. Rosnack from 20 companies from 2016 to 2025. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. David Anthony Rosnack been practicing?
Dr. Rosnack graduated from medical school in 1999, 27 years ago.
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