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Barry I. Freedman, M.D.Wake Forest School of Medicine

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Barry I. Freedman, M.D.

Section Chief,
Professor,

Clinical Interests

Atherosclerosis, Nephrology, Genetic Factors in Kidney Disease and Diabetes, Kidney Disease, Diabetes, Clinical Nephrology, Hypertension

Contact Information

New Patient Appointments: 336-716-WAKE
Returning Patient Appointments: 336-716-6192
Department: 336-716-4650

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Education & Training

  • B.S., CUNY Brooklyn College, 1980
  • M.D., SUNY Brooklyn College of Medicine, 1984
  • Residency, Internal Medicine, Eastern Virginia Med School, 1987
  • Fellowship, WFU School of Medicine, 1989

Board Certifications

  • American Board of Internal Medicine, Internal Medicine
  • American Board of Internal Medicine, Nephrology

Memberships

  • Int'L Society Of Nephrology
  • Nat'L Kidney Foundation
  • North Carolina Medical Assn
  • Renal Physicians Assn
  • Am Coll Of Physicians
  • Am Heart Association
  • Am Soc Of Hypertension
  • Am Soc Of Nephrology
  • Alpha Omega Alpha

NPI Number

  • 1245215672
Barry I. Freedman, M.D.

Doctor Rating

No Rating Available
Why No Ratings?

Barry I. Freedman, M.D.

Section Chief, Nephrology
Professor, Nephrology
Center on Diabetes, Obesity, and Metabolism

Research Interests

Kidney Failure, Chronic; African Americans; Diabetes Mellitus, Type 2; Diabetic Nephropathies; Genetic Predisposition to Disease
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Contact Information

Academic: 336-716-6192 | Department: 336-716-4650

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Recent Publications

Preferential association of a functional variant in complement receptor 2 with antibodies to double-stranded DNA. Zhao J, Giles BM, Taylor RL, Yette GA, Lough KM, Ng HL, Abraham LJ, Wu H, Kelly JA, Glenn SB, Adler AJ, Williams AH, Comeau ME, Ziegler JT, Marion M, Alarcon-Riquelme ME, Alarcon GS, Anaya JM, Bae SC, Kim D, Lee HS, Criswell LA, Freedman BI, Gilkeson GS,.. Ann Rheum Dis. 2016;75(1):242-252.

Associations between anxiety and depression symptoms and cognitive testing and neuroimaging in type 2 diabetes. Raffield LM, Brenes GA, Cox AJ, Freedman BI, Hugenschmidt CE, Hsu FC, Xu J, Wagner BC, Williamson JD, Maldjian JA, Bowden DW.. J Diabetes Complications. 2016;30(1):143-149.

Hypertension-attributed nephropathy: what's in a name?. Freedman BI, Cohen AH.. Nat Rev Nephrol. 2016;12(1):27-36.

Characterization of circulating APOL1 protein complexes in African Americans. Weckerle A, Snipes JA, Cheng D, Gebre AK, Reisz JA, Murea M, Shelness GS, Hawkins GA, Furdui CM, Freedman BI, Parks JS, Ma L.. J Lipid Res. 2016;57(1):120-130.

APOL1 genotype and kidney transplantation outcomes from deceased African American donors. Freedman BI, Pastan SO, Israni AK, Schladt D, Julian BA, Gautreaux MD, Hauptfeld V, Bray RA, Gebel HM, Kirk AD, Gaston RS, Rogers J, Farney AC, Orlando G, Stratta RJ, Mohan S, Ma L, Langefeld CD, Bowden DW, Hicks PJ, Palmer ND,.. Transplantation. 2016;100(1):194-202.

Decreased SMG7 expression associates with lupus-risk variants and elevated antinuclear antibody production. Deng Y, Zhao J, Sakurai D, Sestak AL, Osadchiy V, Langefeld CD, Kaufman KM, Kelly JA, James JA, Petri MA, Bae SC, Alarcon-Riquelme ME, Alarcon GS, Anaya JM, Criswell LA, Freedman BI, Kamen DL, Gilkeson GS, Jacob CO, Merrill JT, Gaffney PM, Sivils KM,.. Ann Rheum Dis. 2016;():.

Tissue-specific and genetic regulation of insulin sensitivity-associated transcripts in African Americans. Sharma NK, Sajuthi SP, Chou JW, Calles-Escandon J, Demons J, Rogers S, Ma L, Palmer ND, R McWilliams D, Beal J, Comeau M, Cherry K, Hawkins GA, Menon L, Kouba E, Davis D, Burris M, Byerly SJ, Easter L, Bowden DW, Freedman BI, Langefeld CD, Das SK.. J Clin Endocrinol Metab. 2016;101(4):1455-1468.

Analysis of advanced glycation end products in the DHS Mind Study. Adams JN, Martelle SE, Raffield LM, Freedman BI, Langefeld CD, Hsu FC, Maldjian JA, Williamson JD, Hugenschmidt CE, Carr JJ, Cox AJ, Bowden DW.. J Diabetes Complications. 2016;30(2):262-268.

Analysis of the relationships between type 2 diabetes status, glycemic control, and neuroimaging measures in the Diabetes Heart Study Mind. Raffield LM, Cox AJ, Freedman BI, Hugenschmidt CE, Hsu FC, Wagner BC, Xu J, Maldjian JA, Bowden DW.. Acta Diabetol. 2016;53(3):439-447.

Genetic associations at 53 loci highlight cell types and biological pathways relevant for kidney function. Pattaro C, Teumer A, Gorski M, Chu AY, Li M, Mijatovic V, Garnaas M, Tin A, Sorice R, Li Y, Taliun D, Olden M, Foster M, Yang Q, Chen MH, Pers TH, Johnson AD, Ko YA, Fuchsberger C, Tayo B, Nalls M, Feitosa MF, Isaacs A, Dehghan A, d'Adamo P, Adeyemo A,.. Nat Commun. 2016;7():10023.

Genetic analysis of advanced glycation end products in the DHS MIND study. Adams JN, Raffield LM, Martelle SE, Freedman BI, Langefeld CD, Carr JJ, Cox AJ, Bowden DW.. Gene. 2016;584(2):173-179.

Dopamine pathway gene variants may modulate cognitive performance in the DHS - Mind Study. Martelle SE, Raffield LM, Palmer ND, Cox AJ, Freedman BI, Hugenschmidt CE, Williamson JD, Bowden DW.. Brain Behav. 2016;6(4):e00446.

Normative values for electrochemical skin conductances and impact of ethnicity on quantitative assessment of sudomotor function. Vinik AI, Smith AG, Singleton JR, Callaghan B, Freedman BI, Tuomilehto J, Bordier L, Bauduceau B, Roche F.. Diabetes Technol Ther. 2016;18(6):391-398.

Deceased-donor apolipoprotein L1 renal-risk variants have minimal effects on liver transplant outcomes. Dorr CR, Freedman BI, Hicks PJ, Brown WM, Russell GB, Julian BA, Pastan SO, Gautreaux MD, Muthusamy A, Chinnakotla S, Hauptfeld V, Bray RA, Kirk AD, Divers J, Israni AK.. PLoS One. 2016;11(4):e0152775.

Admixture mapping of serum vitamin D and parathyroid hormone concentrations in the African American-Diabetes Heart Study. Palmer ND, Divers J, Lu L, Register TC, Carr JJ, Hicks PJ, Smith SC, Xu J, Judd SE, Irvin MR, Gutierrez OM, Bowden DW, Wagenknecht LE, Langefeld CD, Freedman BI.. Bone. 2016;87():71-77.

APOL1 renal-risk genotypes associate with longer hemodialysis survival in prevalent nondiabetic African American patients with end-stage renal disease. Ma L, Langefeld CD, Comeau ME, Bonomo JA, Rocco MV, Burkart JM, Divers J, Palmer ND, Hicks PJ, Bowden DW, Lea JP, Krisher JO, Clay MJ, Freedman BI.. Kidney Int. 2016;90(2):389-395.

Selecting SNPs informative for African, American Indian and European Ancestry: application to the Family Investigation of Nephropathy and Diabetes (FIND). Williams RC, Elston RC, Kumar P, Knowler WC, Abboud HE, Adler S, Bowden DW, Divers J, Freedman BI, Igo RP Jr, Ipp E, Iyengar SK, Kimmel PL, Klag MJ, Kohn O, Langefeld CD, Leehey DJ, Nelson RG, Nicholas SB, Pahl MV, Parekh RS, Rotter JI, Schelling JR,.. BMC Genomics. 2016;17(1):325.

Mapping adipose and muscle tissue expression quantitative trait loci in African Americans to identify genes for type 2 diabetes and obesity. Sajuthi SP, Sharma NK, Chou JW, Palmer ND, McWilliams DR, Beal J, Comeau ME, Ma L, Calles-Escandon J, Demons J, Rogers S, Cherry K, Menon L, Kouba E, Davis D, Burris M, Byerly SJ, Ng MC, Maruthur NM, Patel SR, Bielak LF, Lange LA, Guo X, Sale MM,.. Hum Genet. 2016;135(8):869-880.

Association analysis of the cubilin (CUBN) and megalin (LRP2) genes with ESRD in African Americans. Ma J, Guan M, Bowden DW, Ng MC, Hicks PJ, Lea JP, Ma L, Gao C, Palmer ND, Freedman BI.. Clin J Am Soc Nephrol. 2016;11(6):1034-1043.

Relationships between measures of adiposity with subclinical atherosclerosis in patients with type 2 diabetes. Yuan M, Hsu FC, Bowden DW, Xu J, Carrie Smith S, Wagenknecht LE, Comeau ME, Divers J, Register TC, Jeffrey Carr J, Langefeld CD, Freedman BI.. Obesity (Silver Spring). 2016;24(8):1810-1818.

APOL1 renal-risk variants associate with reduced cerebral white matter lesion volume and increased gray matter volume. Freedman BI, Gadegbeku CA, Bryan RN, Palmer ND, Hicks PJ, Ma L, Rocco MV, Smith SC, Xu J, Whitlow CT, Wagner BC, Langefeld CD, Hawfield AT, Bates JT, Lerner AJ, Raj DS, Sadaghiani MS, Toto RD, Wright JT Jr, Bowden DW, Williamson JD, Sink KM,.. Kidney Int. 2016;90(2):440-449.

The genetic architecture of type 2 diabetes. Fuchsberger C, Flannick J, Teslovich TM, Mahajan A, Agarwala V, Gaulton KJ, Ma C, Fontanillas P, Moutsianas L, McCarthy DJ, Rivas MA, Perry JR, Sim X, Blackwell TW, Robertson NR, Rayner NW, Cingolani P, Locke AE, Fernandez Tajes J, Highland HM,.. Nature. 2016;536(7614):41-47.

Association of kidney structure-related gene variants with type 2 diabetes-attributed end-stage kidney disease in African Americans. Guan M, Ma J, Keaton JM, Dimitrov L, Mudgal P, Stromberg M, Bonomo JA, Hicks PJ, Freedman BI, Bowden DW, Ng MC.. Hum Genet. 2016;():.

Genome-wide interaction with insulin secretion loci reveals novel loci for type 2 diabetes in African Americans. Keaton JM, Hellwege JN, Ng MC, Palmer ND, Pankow JS, Fornage M, Wilson JG, Correa A, Rasmussen-Torvik LJ, Rotter JI, Chen YD, Taylor KD, Rich SS, Wagenknecht LE, Freedman B, Bowden DW.. PLoS One. 2016;11(7):e0159977.

Apolipoprotein L1 gene variants associate with prevalent kidney but not prevalent cardiovascular disease in the Systolic Blood Pressure Intervention Trial. Langefeld CD, Divers J, Pajewski NM, Hawfield AT, Reboussin DM, Bild DE, Kaysen GA, Kimmel PL, Raj DS, Ricardo AC, Wright JT Jr, Sedor JR, Rocco MV, Freedman BI.. Kidney Int. 2015;87(1):169-175.

Localization of APOL1 protein and mRNA in the human kidney: nondiseased tissue, primary cells, and immortalized cell lines. Ma L, Shelness GS, Snipes JA, Murea M, Antinozzi PA, Cheng D, Saleem MA, Satchell SC, Banas B, Mathieson PW, Kretzler M, Hemal AK, Rudel LL, Petrovic S, Weckerle A, Pollak MR, Ross MD, Parks JS, Freedman BI.. J Am Soc Nephrol. 2015;26(2):339-348.

APOL1 associations with nephropathy, atherosclerosis, and all-cause mortality in African Americans with type 2 diabetes. Freedman BI, Langefeld CD, Lu L, Palmer ND, Carrie Smith S, Bagwell BM, Hicks PJ, Xu J, Wagenknecht LE, Raffield LM, Register TC, Jeffrey Carr J, Bowden DW, Divers J.. Kidney Int. 2015;87(1):176-181.

Histopathologic findings associated with APOL1 risk variants in chronic kidney disease. Larsen CP, Beggs ML, Saeed M, Ambruzs JM, Cossey LN, Messias NC, Walker PD, Freedman BI.. Mod Pathol. 2015;28(1):95-102.

The IRF5-TNPO3 association with systemic lupus erythematosus has two components that other autoimmune disorders variably share. Kottyan LC, Zoller EE, Bene J, Lu X, Kelly JA, Rupert AM, Lessard CJ, Vaughn SE, Marion M, Weirauch MT, Namjou B, Adler A, Rasmussen A, Glenn S, Montgomery CG, Hirschfield GM, Xie G, Coltescu C, Amos C, Li H, Ice JA, Nath SK, Mariette X, Bowman S,.. Hum Mol Genet. 2015;24(2):582-596.

Cerebral structural changes in diabetic kidney disease: African American-Diabetes Heart Study MIND. Sink KM, Divers J, Whitlow CT, Palmer ND, Smith SC, Xu J, Hugenschmidt CE, Wagner BC, Williamson JD, Bowden DW, Maldjian JA, Freedman BI.. Diabetes Care. 2015;38(2):206-212.

Lack of association of the APOL1 G3 haplotype in African Americans with ESRD. Palmer ND, Ng MC, Langefeld CD, Divers J, Lea JP, Okusa MD, Kimberly RP, Bowden DW, Freedman BI.. J Am Soc Nephrol. 2015;26(5):1021-1025.

Shroom3 contributes to the maintenance of the glomerular filtration barrier integrity. Yeo NC, O'Meara CC, Bonomo JA, Veth KN, Tomar R, Flister MJ, Drummond IA, Bowden DW, Freedman BI, Lazar J, Link BA, Jacob HJ.. Genome Res. 2015;25(1):57-65.

Molecular mechanism for hypertensive renal disease: differential regulation of chromogranin A expression at 3'-untranslated region polymorphism C+87T by microRNA-107. Zhang K, Mir SA, Hightower CM, Miramontes-Gonzalez JP, Maihofer AX, Chen Y, Mahata SK, Nievergelt CM, Schork NJ, Freedman BI, Vaingankar SM, O'Connor DT.. J Am Soc Nephrol. 2015;26(8):1816-1825.

Heritability and genetic association analysis of neuroimaging measures in the Diabetes Heart Study. Raffield LM, Cox AJ, Hugenschmidt CE, Freedman BI, Langefeld CD, Williamson JD, Hsu F, Maldjian JA, Bowden DW.. Neurobiol Aging. 2015;36(3):1602.e7-15.

Apolipoprotein L1-associated nephropathy and the future of renal diagnostics [editorial]. Larsen CP, Freedman BI.. J Am Soc Nephrol. 2015;26(6):1232-1235.

Genetic association of CD247 (CD3zeta) with SLE in a large-scale multiethnic study. Martins M, Williams AH, Comeau M, Marion M, Ziegler JT, Freedman BI, Merrill JT, Glenn SB, Kelly JA, Sivils KM, James JA, Guthridge JM, Alarcon-Riquelme ME, Bae SC, Kim JH, Kim D, Anaya JM, Boackle SA, Criswell LA, Kimberly RP, Alarcon GS, Brown EE,.. Genes Immun. 2015;16(2):142-150.

Lupus risk variants in the PXK locus alter B-cell receptor internalization. Vaughn SE, Foley C, Lu X, Patel ZH, Zoller EE, Magnusen AF, Williams AH, Ziegler JT, Comeau ME, Marion MC, Glenn SB, Adler A, Shen N, Nath S, Stevens AM, Freedman BI, Tsao BP, Jacob CO, Kamen DL, Brown EE, Gilkeson GS, Alarcon GS,.. Front Genet. 2015;5():450.

Analysis of a cardiovascular disease genetic risk score in the Diabetes Heart Study. Raffield LM, Cox AJ, Carr JJ, Freedman BI, Hicks PJ, Langefeld CD, Hsu FC, Bowden DW.. Acta Diabetol. 2015;52(4):743-751.

Apolipoprotein L1 gene variants in deceased organ donors are associated with renal allograft failure. Freedman BI, Julian BA, Pastan SO, Israni AK, Schladt D, Gautreaux MD, Hauptfeld V, Bray RA, Gebel HM, Kirk AD, Gaston RS, Rogers J, Farney AC, Orlando G, Stratta RJ, Mohan S, Ma L, Langefeld CD, Hicks PJ, Palmer ND, Adams PL,.. Am J Transplant. 2015;15(6):1615-1622.

Structural and functional assessment of the brain in European Americans with mild-to-moderate kidney disease: Diabetes Heart Study-MIND. Murea M, Hsu FC, Cox AJ, Hugenschmidt CE, Xu J, Adams JN, Raffield LM, Whitlow CT, Maldjian JA, Bowden DW, Freedman BI.. Nephrol Dial Transplant. 2015;30(8):1322-1329.

Should kidney donors be genotyped for APOL1 risk alleles? [editorial]. Freedman BI, Julian BA.. Kidney Int. 2015;87(4):671-673.

Lupus risk variant increases pSTAT1 binding and decreases ETS1 expression. Lu X, Zoller EE, Weirauch MT, Wu Z, Namjou B, Williams AH, Ziegler JT, Comeau ME, Marion MC, Glenn SB, Adler A, Shen N, Nath SK, Stevens AM, Freedman BI, Tsao BP, Jacob CO, Kamen DL, Brown EE, Gilkeson GS, Alarcon GS, Reveille JD,.. Am J Hum Genet. 2015;96(5):731-739.

Deceased donor multidrug resistance protein 1 and caveolin 1 gene variants may influence allograft survival in kidney transplantation. Ma J, Divers J, Palmer ND, Julian BA, Israni AK, Schladt D, Pastan SO, Chattrabhuti K, Gautreaux MD, Hauptfeld V, Bray RA, Kirk AD, Brown WM, Gaston RS, Rogers J, Farney AC, Orlando G, Stratta RJ, Guan M, Palanisamy A, Reeves-Daniel AM, Bowden DW,.. Kidney Int. 2015;88(3):584-592.

Donor-derived myeloid sarcoma in two kidney transplant recipients from a single donor. Palanisamy A, Persad P, Koty PP, Douglas LL, Stratta RJ, Rogers J, Reeves-Daniel AM, Orlando G, Farney AC, Beaty MW, Pettenati MJ, Iskandar SS, Grier DD, Kaczmorski SA, Doares WH, Gautreaux MD, Freedman BI, Powell BL.. Case Rep Nephrol. 2015;2015():821346.

Electrochemical skin conductance (ESC) associates with diabetic kidney disease (DKD) in European Americans (EAs) and African Americans (AAs) with type 2 diabetes mellitus (T2D) [abstract]. Freedman BI, Smith SC, Bagwell BM, Xu J, Bowden DW, Divers J.. Diabetes. 2015;64(Suppl 1):A157.

Renal risk genotype in APOL1 protects against diabetes and diabetic nephropathy [abstract]. Rotimi CN, Shriner D, Adeyemo A, Freedman BI.. Diabetes. 2015;64(Suppl 1):A465-A466.

Genome-wide gene-gene interaction with insulin secretion loci reveals novel loci contributing to type 2 diabetes etiology in African Americans [abstract]. Keaton JM, Ng MC, Palmer N, Pankow J, Fornage M, Wilson JG, Correa A, Rasmussen-Torvik LJ, Rotter JI, Rich SS, Wagenknecht LE, Freedman BI, Bowden DW.. Diabetes. 2015;64(Suppl 1):A465.

eQTL analysis of adipose and muscle in African Americans identifies genetic regulators for type 2 diabetes and obesity-associated genes [abstract]. Sajuthi S, Sharma N, McWilliams D, Chou J, Comeau M, Palmer ND, Ma L, Calles J, Demons J, Rogers S, Beal J, Menon L, Kouba E, Davis D, Byers J, Burris M, Byerly SJ, Easter L, Bowden DW, Freedman BI, Langefeld CD, Das SK.. Diabetes. 2015;64(Suppl 1):A82.

Transcriptional profiles of adipose and muscle tissue are associated with insulin sensitivity and influenced by genetic variation in African Americans [abstract]. Sharma NK, Sajuthi S, Chou J, Ma L, Calles J, Demons J, Rogers S, McWilliams D, Beal J, Comeau M, Palmer ND, Menon L, Kouba E, Davis D, Byers J, Burris M, Byerly SJ, Easter L, Bowden DW, Freedman BI, Langefeld CD, Das SK.. Diabetes. 2015;64(Suppl 1):A456.

APOL1 G1 genotype modifies the association between HDLC and kidney function in African Americans. Bentley AR, Divers J, Shriner D, Doumatey AP, Gutierrez OM, Adeyemo AA, Freedman BI, Rotimi CN.. BMC Genomics. 2015;16():421.

All Publications

For a listing of recent publications, refer to PubMed, a service provided by the National Library of Medicine.

For a list of earlier publications, visit the Carpenter Library Publication Search.

Professor, Nephrology

Clinical Interests

Atherosclerosis, Nephrology, Genetic Factors in Kidney Disease and Diabetes, Kidney Disease, Diabetes, Clinical Nephrology, Hypertension
Barry I. Freedman, M.D.

Barry I. Freedman, M.D.

Section Chief, Nephrology
Professor, Nephrology
Center on Diabetes, Obesity, and Metabolism

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