Walter Leo Nieves, M.D.
Neurology Physician · Suffern, NY
Walter Leo Nieves, M.D. is a neurology physician with a practice address in Suffern, New York, and NPI 1740206440, issued on Jul 14, 2006. Check the license (New York 132973, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Walter Leo Nieves
- Credential
- M.D.
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- 132973 NY
Self-reported in NPPES; status is on the state search - Practice location
- 11 N Airmont RD, Suffern, NY 10901
- Phone
- (845) 357-5525
- Enumerated
- Jul 14, 2006
- Record last updated
- Nov 1, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (845) 357-1613
- Medicaid ID
- 00483358 NY
- Medicare enrollment
- Enrolled (PECOS I20040223000047); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 1976
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 1,778 in New York → Look up another NPI →
Also registered at 11 N Airmont RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jessica Berkowitz, M.D.Diagnostic Radiology Physician1912908732
- Soheila Elaahi, D.D.S., M.S.General Practice Dentistry1265664353
- Mark Horowitz, D.D.S.General Practice Dentistry1952455230
- Robert Tash, M.D.Diagnostic Radiology Physician1548242266
- Guy Towle, D.D.S.General Practice Dentistry1093937732
- Nancy Waltner, M.D.Obstetrics & Gynecology Physician1760510911
Verify Walter Leo Nieves 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 132973Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% more Medicare Part D claims than the average neurology physician in 2024
1,692 Medicare Part D claims for 106 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.
Most prescribed
- Amitriptyline Hcl183 claims
- Amantadine148 claims
- Ropinirole Hcl130 claims
- Topiramate130 claims
- Donepezil Hcl126 claims
- Gabapentin102 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.
Walter Leo Nieves among 1,778 neurology physician records in New York
Walter Leo Nieves, M.D. is one of 1,778 neurology physician records with a practice address in New York. 83% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 54% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1976 · median 2004 among the 1,238 with a school on file
- Record last updated2017 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in New York
There are 1,778 neurology physician records in New York.
All 1,778 in New York → Every provider in Suffern → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Mayur Chalia, M.D.Suffern, NY 109011184009888
- Jordan Dubow, MDSuffern, NY 109011194935122
- Vinod Ravikumar, MDSuffern, NY 109011952806655
- Fatima Traore, MDSuffern, NY 109011912401332
- Ira Neustadt, M.D.Goshen, NY 109241356400725
- Asadolah Baradaran, MDMiddletown, NY 109401114020682
- Alejandro Centurion, MDMiddletown, NY 109401184739757
- Mukesh Jhaveri, MDMiddletown, NY 109401275526709
Common questions
What is Walter Leo Nieves, M.D.'s NPI number?
Walter Leo Nieves, M.D.'s National Provider Identifier (NPI) is 1740206440, issued on Jul 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Walter Leo Nieves, M.D. located?
The NPPES record lists a practice address at 11 N Airmont RD, Suffern, NY, 10901. Phone: (845) 357-5525. Providers update this record themselves, so call before visiting.
How can I verify Walter Leo Nieves, M.D.'s license?
NPPES lists New York license number 132973, 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 Walter Leo Nieves, M.D. prescribe under Medicare Part D?
In 2024, Walter Leo Nieves, M.D. had 1,692 Medicare Part D claims for 106 beneficiaries; the average among neurology physician prescribers was 1,370. 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.