Am J Kidney Dis
Apolipoprotein L1ApolipoproteinsBlack or African American
Dr. Nicholas Oliver McLean, MD
NPI1205193331PAC ID1456668086
- Medicare services, 2024
- 1,296
- Medicare patients, 2024
- 445
- Part D claims, 2024
- 2,411
- Publications
- 1
- Clinical trials
- 2
- Practice address
- 730 Highland Oaks Dr, Winston Salem, NC 27103
- Practice phone
- Call (336) 768-2425
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Nephrology Associates
Winston Salem, North Carolina
Find Dr. McLean's professional email, personal email and mobile number
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Dr. Nicholas Oliver McLean is a nephrologist in Winston Salem, North Carolina
Dr. McLean practices at Nephrology Associates in Winston Salem, North Carolina.
Dr. McLean's NPI, 1205193331, was assigned on April 13, 2012. Dr. McLean holds North Carolina license 201501217.
NPI and contact details
- NPI
- 1205193331NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456668086
- NPI enumeration date
- April 13, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (336) 768-2425
- 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 Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nicholas Oliver McLean practices at Nephrology Associates in Winston Salem, North Carolina
Dr. McLean's primary practice is Nephrology Associates, at 730 Highland Oaks Dr, Winston Salem, NC 27103 in Forsyth County. The practice phone is (336) 768-2425.
- Nephrology Associates730 Highland Oaks Dr, Winston Salem, NC 27103 · Forsyth CountyPhone(336) 768-2425
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Nicholas Oliver McLean is affiliated with 10 sites of care and 1 medical group
Dr. McLean's primary practice is Nephrology Associates in Winston Salem, North Carolina. Dr. McLean is also affiliated with Atrium Health Wake Forest Baptist Medical Center. The medical group on file is Nephrology Associates, PLLC. Dmand AI also links Dr. McLean to 2 more hospitals, 5 dialysis centers and 1 group practice or clinic, each named with a free account.
Nephrology AssociatesPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Nicholas Oliver McLean's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McLean practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Nephrology Associates | Available with a free account |
| +9 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Nicholas Oliver McLean is one of 348 nephrologists in North Carolina
Nephrology is Dr. McLean's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. McLean is licensed in North Carolina.
Specialties and state licenses
- Nephrology, North CarolinaPrimary
Nephrologists near Dr. McLean
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. Nicholas Oliver McLean billed Medicare for 1,296 services in 2024
CMS data shows 1,296 Medicare services from Dr. McLean across 13 procedure codes in 2024, for 445 Medicare patients. Medicare paid $128,764 for them.
Medicare services, 20241,296
Medicare patients445
Paid by Medicare$128,764
Procedure codes13
Dr. McLean's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6572024: 6915%
- Tests and treatments
- 2023: 5632024: 41926%
- Other services
- 2023: 02024: 186
Where Dr. McLean's Medicare services took place, 2024
- In an office80562%
- In a facility49138%
Dr. McLean compared with the North Carolina median for nephrologists, 2024
- Dr. McLean
- North Carolina median
- Medicare services
- 1,296vs 1,04624% above
- Medicare patients
- 445vs 29750% above
- Part D claims
- 2,091vs 7322.9 times
Medians across 346 nephrologists in North Carolina with Dmand AI profiles that report each measure.
Dr. McLean'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. McLean?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. McLean and other nephrologists in North Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nicholas Oliver McLean treated 445 Medicare patients in 2024, average age 72
CMS counts 445 Medicare patients who saw Dr. McLean in 2024. The largest group is 65 to 74, with 154 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 21% are also on Medicaid. Their average risk score is 5.36, 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. McLean's median patient age at 73, with 48% women.
Medicare patients, 2024445
Average age72
Average risk score5.36
Also on Medicaid21%
Dr. McLean's Medicare patients by age, 2024
Dr. McLean's Medicare patients by sex, 2024
- Women18441%
- Men26159%
Chronic conditions among Dr. McLean's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes68%
- Ischemic heart disease52%
- Arthritis50%
- Heart failure47%
- Mood disorders36%
Share of Medicare patients with each condition. A patient can have several.
Dr. McLean's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
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. Nicholas Oliver McLean wrote 2,411 Medicare Part D claims in 2024
In 2024, Dr. McLean wrote 2,411 Medicare Part D claims for 418 patients. 86% of them were for generic drugs. CMS names the drug for 2,091 of them, across 49 drugs with 11 or more claims each, at $338,455 in total drug cost. In 2023, CMS named 1,978 claims across 51 drugs.
Part D claims, 20242,411
Drugs named by CMS49
Total drug cost$338,455
Part D patients418
Dr. McLean's Part D claims by kind of drug, 2024
- Generic2,073 claims86%
- Brand-name and other338 claims14%
Dr. McLean'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. McLean's Part D claims, 2024
- Antibiotics5%116 of 2,411 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: 1,9782024: 2,0916%
Drugs named by CMS: 49 in 2024, 51 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. Nicholas Oliver McLean takes part in Medicare
Dr. McLean 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. Nicholas Oliver McLean has 1 publication on record
Dmand AI links 1 paper to Dr. McLean in 2017. Dr. McLean's most frequent co-author is Barry Ira Freedman, MD.
Papers1
Dr. McLean's most frequent co-authors
Recent publications by Dr. McLean
See who Dr. McLean researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. McLean works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Nicholas Oliver McLean has worked on 2 clinical trials
Dmand AI links Dr. McLean to 2 clinical trials. 2 are still active or recruiting. Conditions studied include Glomerulonephritis, IGA, Nephritis, Hereditary and Glomerulonephritis.
Clinical trials with Dr. McLean by phase
- NonePhase 1: no trials
- 1Phase 2: 1 trial
- 1Phase 3: 1 trial
- NonePhase 4: no trials
Conditions in Dr. McLean's trials
- Glomerulonephritis, IGA
- Nephritis, Hereditary
- Glomerulonephritis
Investigators on the most trials with Dr. McLean
- Akinwande Akinbobola Akinfolarin, MD2 shared trials
- Wesley B. Calhoun, MD2 shared trials
- Carlo Golez Castillo, DO2 shared trials
Recent clinical trials with Dr. McLean
A Phase 2, Open-Label, Basket Study of Atrasentan in Patients With Proteinuric Glomerular Diseases (opens in a new tab)
Active, not recruitingPhase 2
Nephritis, HereditaryGlomerulonephritis, IGAAtrasentan
A Phase 3, Randomized, Double-blind, Placebo-controlled Study of Atrasentan in Patients With IgA Nephropathy at Risk of Progressive Loss of Renal Function (opens in a new tab)
Active, not recruitingPhase 3
Glomerulonephritis, IGAGlomerulonephritisAtrasentan
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Nicholas Oliver McLean received $16,061 in industry payments from 2016 to 2025
CMS Open Payments shows 778 general payments to Dr. McLean from 47 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 91% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $1,698.
General payments to Dr. McLean by program year, 2016 to 2025
General payments to Dr. McLean by kind, 2016 to 2025
$16.1Kin total
- Food and beverage$14,66391%
- Education$7555%
- Speaker and faculty fees$3182%
- Consulting fees$1751%
- Honoraria$1501%
Companies that paid Dr. McLean the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Nicholas Oliver McLean'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Nicholas Oliver McLean
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. Nicholas Oliver McLean's NPI number?
Dr. Nicholas Oliver McLean's NPI number is 1205193331. It was assigned on April 13, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Nicholas Oliver McLean?
Dr. Nicholas Oliver McLean is a nephrologist in Winston Salem, North Carolina. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Nicholas Oliver McLean practice?
Dr. McLean practices at 730 Highland Oaks Dr, Winston Salem, NC 27103. Dr. McLean's primary practice is Nephrology Associates in Winston Salem, North Carolina. Dmand AI also links Dr. McLean to 2 hospitals, 5 dialysis centers and 1 group practice or clinic.
What is Dr. Nicholas Oliver McLean's office phone number?
The practice phone on file for Dr. McLean is (336) 768-2425.
What is Dr. Nicholas Oliver McLean's medical license number?
Dr. McLean holds North Carolina license 201501217.
Which hospitals is Dr. Nicholas Oliver McLean affiliated with?
Dr. McLean is affiliated with Atrium Health Wake Forest Baptist Medical Center. Dmand AI links Dr. McLean to 2 more hospitals.
What medical group is Dr. Nicholas Oliver McLean part of?
Dr. McLean is linked to Nephrology Associates, PLLC.
Does Dr. Nicholas Oliver McLean accept Medicare?
Yes. CMS data shows Dr. McLean billed Medicare for 1,296 services in 2024, and Dr. McLean accepts Medicare assignment.
How many Medicare patients does Dr. Nicholas Oliver McLean see?
CMS counts 445 Medicare patients who saw Dr. McLean in 2024, with an average age of 72.
What services does Dr. Nicholas Oliver McLean bill to Medicare?
In 2024, Dr. McLean's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99232) and dialysis (90960).
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What drugs does Dr. Nicholas Oliver McLean prescribe most?
In 2024 Medicare Part D data, Dr. McLean's most prescribed drugs by claims were Amlodipine Besylate, Furosemide and Carvedilol.
Has Dr. Nicholas Oliver McLean received payments from drug or device companies?
CMS Open Payments shows $16,061 in general payments to Dr. McLean from 47 companies from 2016 to 2025. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. Nicholas Oliver McLean been practicing?
Dr. McLean graduated from medical school in 2012, 14 years ago.
Does Dr. Nicholas Oliver McLean do research?
Dmand AI links 1 publication to Dr. McLean. Dr. McLean has worked on 2 clinical trials.
Who does Dr. Nicholas Oliver McLean publish with?
Dr. McLean's most frequent co-authors are Barry Ira Freedman, MD (1 shared paper).
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