Walter Nieves, M.D.
NPI 1740206440 · Neurology Physician · Suffern, NY
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Walter Nieves, M.D. is a Neurology Physician provider in Suffern, NY (NPI 1740206440).
Provider details
- NPI number
- 1740206440
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 132973 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
442 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 251 | $205 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 92 | $145 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 69 | $145 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 30 | $252 |
Typical Medicare-allowed amounts for these services range $145–$252 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amitriptyline Hcl | 183 | 25 |
| Amantadine Hclbrand: Amantadine | 148 | 25 |
| Ropinirole Hcl | 130 | 15 |
| Topiramate | 130 | 14 |
| Donepezil Hcl | 126 | 23 |
| Gabapentin | 102 | 18 |
| Memantine Hcl | 89 | 12 |
| Tizanidine Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-14
- Last updated
- 2017-11-01
Frequently asked questions
- What is Walter Nieves's NPI number?
- Walter Nieves's National Provider Identifier (NPI) is 1740206440, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walter Nieves's specialty?
- Walter Nieves is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Walter Nieves located?
- Walter Nieves's practice location on file with NPPES is 11 N Airmont Rd, Suffern, NY 10901-5103.
- What is Walter Nieves's phone number?
- The practice phone number listed in the NPPES registry for Walter Nieves is (845) 357-5525.
- Does Walter Nieves accept Medicare?
- Walter Nieves is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Walter Nieves's NPI active?
- Yes — Walter Nieves's NPI (1740206440) is active in the NPPES registry as of the last update on 2017-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.