Brent Allan Williams, M.D.
Nephrology Physician · New York, NY
Brent Allan Williams, M.D. is a nephrology physician with a practice address in New York, New York, and NPI 1114963428, issued on Jun 22, 2006. Check the license (New York 213485, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Brent Allan Williams
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 213485 NY
Self-reported in NPPES; status is on the state search - Practice location
- 314 W 14TH St, New York, NY 10014
- Phone
- (646) 638-4000
- Enumerated
- Jun 22, 2006
- Record last updated
- Nov 15, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (646) 638-1842
- Medicaid ID
- 02310543 NY
- Medicare enrollment
- Enrolled (PECOS I20041012001417); accepts Medicare assignment
- Medical or professional school
- University Of Rochester School Of Medicine And Dentistry, 1997
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,049 in New York → Look up another NPI →
Also registered at 314 W 14TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Armand Cacciarelli, MDGastroenterology Physician1962489880
- Robert CohenInternal Medicine Physician1386623833
- Nadege CoupetInternal Medicine Physician1922101070
- John Dellosso, MDInternal Medicine Physician1942299920
- Jonathan Garay, D.OSports Medicine (Neuromusculoskeletal Medicine) Physician1124076351
Verify Brent Allan Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 213485Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
43% fewer Medicare Part D claims than the average nephrology physician in 2024
833 Medicare Part D claims for 91 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.
Most prescribed
- Calcitriol108 claims
- Amlodipine Besylate74 claims
- Nifedipine Er46 claims
- Valsartan-Hydrochlorothiazide44 claims
- Losartan Potassium43 claims
- Atorvastatin Calcium34 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Brent Allan Williams among 1,049 nephrology physician records in New York
Brent Allan Williams, M.D. is one of 1,049 nephrology physician records with a practice address in New York. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 47% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated1997 · median 1999 among the 764 with a school on file
- Record last updated2012 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in New York
There are 1,049 nephrology physician records in New York.
All 1,049 in New York → Every provider in New York → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Richard Chan, MDNew York, NY 100131275506438
- Susie Chung, M.D.New York, NY 100131760417471
- Dara Huang, MD, MMSCNew York, NY 100131245481555
- Jun LiNew York, NY 100131467955336
- Chan Ma, MDNew York, NY 100131487642120
- Dang Nguyen, M.D.New York, NY 100131871512517
- Wei Sun, M.D.New York, NY 100131588633135
- Nai Yao, MDNew York, NY 100131053326843
Common questions
What is Brent Allan Williams, M.D.'s NPI number?
Brent Allan Williams, M.D.'s National Provider Identifier (NPI) is 1114963428, issued on Jun 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Brent Allan Williams, M.D. located?
The NPPES record lists a practice address at 314 W 14TH St, New York, NY, 10014. Phone: (646) 638-4000. Providers update this record themselves, so call before visiting.
How can I verify Brent Allan Williams, M.D.'s license?
NPPES lists New York license number 213485, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Brent Allan Williams, M.D. prescribe under Medicare Part D?
In 2024, Brent Allan Williams, M.D. had 833 Medicare Part D claims for 91 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.